Blackjack 21 Downloads & RevenueBlackjack 21: Octro Black jack · App Store & Google Play
Blackjack 21: Octro Black jack by Octro, Inc. is on App Store and Google Play. Active Users (MAU & DAU), Downloads, rankings, keywords, revenue, and rating totals.
Blackjack 21: Octro Black jack update history & changes
Last change · 9 events since 8 Dec 2023Full timeline ↓📈iOSDropped out of every chart we track📈iOSCharting in a new country🆕AndroidFirst spotted by AppInsider🆕iOSFirst spotted by AppInsider📦iOSVersion 4.68.5📦AndroidVersion 4.68.0🆕iOSReleased on the App Store🆕AndroidReleased on Google Play
Full timeline · 9 events
- 📈Blackjack 21: Octro Black jack dropped out of every chart we trackiOSLast seen 30 Oct
- 📈Blackjack 21: Octro Black jack charting in a new countryiOSSaudi Arabia
- 🆕Blackjack 21: Octro Black jack first spotted by AppInsiderAndroidUnited States (found via similar)
- 📈Blackjack 21: Octro Black jack charting in a new countryiOSIndia
- 🆕Blackjack 21: Octro Black jack first spotted by AppInsideriOS#92 in Top Grossing · Casino · United Kingdom
- 📦Blackjack 21: Octro Black jack version 4.68.5iOSNew Slots - Crown of Fortunes || Crystal Fortune Orbs
Bugfixes and improvements. - 📦Blackjack 21: Octro Black jack version 4.68.0AndroidNew Slots - Crown of Fortunes || Crystal Fortune Orbs
Bugfixes and improvements. - 🆕Blackjack 21: Octro Black jack released on the App StoreiOS
- 🆕Blackjack 21: Octro Black jack released on Google PlayAndroid
Collected from the stores by AppInsider since we first spotted the app. Dates are when we saw each change.
Rating
3.4 ★
46 ratings, both stores
Measured
App Store
App details
App ID
6446476724
Publisher
Octro Inc.
Publisher country
United States
On the store since
Dec 2023
2 years on the store
Minimum OS
iOS 15.0+
iPhone 6s and later
Devices
iPhone · iPad
Universal purchase · Game Center
Content rating
17+
2 content notes below
Languages
1
EN
Size
409 MB
Also listed in
Entertainment, Casino, Card
Content notesFrequent/Intense Simulated GamblingInfrequent/Mild Contests
Google Play
App details
App ID
com.octro.blackjack
Publisher
Octro, Inc.
Publisher country
United States
Content rating
Teen
Blackjack 21: Octro Black jack downloads & installs
Both stores, worldwide. Bands are open; exact numbers are free with an account.
| Store | Downloads / day | Lifetime installs |
|---|---|---|
| App Store | – | 50k+ |
| Google Play | – | 5k+ Measured |
| Total | – | 100k+ Confidence |
How this is calculated
App Store: chart positions and rating growth per country, anchored on its own Android downloads; lifetime from ratings worldwide × installs per rating. Google Play: the daily change in its exact install count. The total adds every store.
Active users
All platforms, worldwide. Free with an account.
Stickiness (DAU / MAU)
how many monthly users open it on a given day
How this is calculated
Monthly users come from lifetime installs across every store, fitted on monthly active user figures companies publish; daily users = monthly × the typical daily/monthly ratio for the category. Confidence is the chance the real number is within half to double ours.
In-app revenue
Worldwide, what users spend before Apple and Google take their fee.
| Store | Per day | Per month | Share |
|---|---|---|---|
| App Store | |||
| Google Play | |||
| Total | Confidence | 100% |
Business model: In-app purchase-led
How Blackjack 21: Octro Black jack makes money: subscriptions, one-off purchases and ads.
In-app purchasesAds · 1 ad networks
One-off purchases
/mo
of revenue
Ads
/mo
of revenue
Where it ranks now
Both stores, across every country we track.
| Store | Best rank | Charting in | US Top Free | US Top Grossing |
|---|---|---|---|---|
| App Store | – | 0 of 30 countries | – | – |
| Google Play | – | 0 of 23 countries | – | – |
Full chart lists: App Store · Google Play.
Ratings
Both stores. Store data, measured.
| Store | Rating | Ratings |
|---|---|---|
| App Store | 5.0 ★ | 4 |
| Google Play | 3.2 ★ | 42 2 written reviews |
| Both stores | 3.4 ★ weighted by ratings | 46 |
About Blackjack 21: Octro Black jack
Octro's blackjack game is the best online 3D blackjack game!
Blackjack is a game that is sure to delight any player. Defeat the dealer by getting more points than he does, and you'll win chips. Take a dive into the casino atmosphere and hit the jackpot!
Become the best blackjack player ever and improve your skills by playing now!
From the makers of the best Texas Holdem poker game, experience the excitement of Octro Blackjack, the ultimate card game that blends strategy, skill, and luck! Immerse yourself in the authentic casino ambiance as you strive to outsmart the dealer and claim mastery over the cards. Octro Blackjack free delivers an unmatched gaming adventure with impressive visuals, lifelike gameplay, and an array of features to ensure you keep returning to casino games like this for more!
3D BLACKJACK FEATURES:
Game features:
• FREE CHIPS – Get free chips every day by playing the Octro Blackjack game!
• GET REWARDS – Up the stakes, win games against the dealer, take risks to get to 21 and unlock achievements.
• QUESTS – Complete daily quests to get free chips!
• CHAT WITH OTHER PLAYERS – Have even more fun at the casino tables with our convenient in-game instant messenger and chat with other blackjack players.
• FAIR PLAY GUARANTEED – Our certified Random Number Generator (RNG) gives you the best and fairest blackjack experience!
• LEARN TO PLAY – Are you new to blackjack but always wanted to try it?
Our simple-to-follow tutorial mode will help you take the first steps. Quickly learn everything you need to know about blackjack, from the rules of the game to winning combinations.
• 3D GRAPHICS – An absolutely free blackjack game with stunningly realistic 3D graphics.
• SINGLE ACCOUNT – Start playing free blackjack on your smartphone, then continue on your tablet without losing progress. Use your account to play any of our other casino games in one app.
Authentic Gameplay:
Enjoy 3D blackjack 21 casino games from your own home. A lifelike graphic and intuitive control system create an authentic black jack ambiance. Like in a casino, feel the rush of making strategic decisions. Poker and slots games are also available!
Daily Bonuses and Rewards:
Maximize your winnings with daily bonuses and casino games rewards! Log in daily to claim your rewards and boost your in-game currency. Use your bonuses strategically to place higher bets and increase your chances of hitting the jackpot!
Customizable 3D Avatars:
Just like in Octro’s Texas holdem poker, you can customize your gaming journey by crafting your very own avatar in blackjack online. Select from a diverse range of choices to give your virtual persona a distinctive touch. Stand out at the tables and let your avatar represent your style and personality.
Want more than blackjack?
If you want to experience 3D in the best way, try these other games:
• TEXAS HOLD'EM POKER – The most popular casino game among professional gamblers! Test your skills in amazing poker tournaments!
• SLOTS – Expl
Blackjack is a game that is sure to delight any player. Defeat the dealer by getting more points than he does, and you'll win chips. Take a dive into the casino atmosphere and hit the jackpot!
Become the best blackjack player ever and improve your skills by playing now!
From the makers of the best Texas Holdem poker game, experience the excitement of Octro Blackjack, the ultimate card game that blends strategy, skill, and luck! Immerse yourself in the authentic casino ambiance as you strive to outsmart the dealer and claim mastery over the cards. Octro Blackjack free delivers an unmatched gaming adventure with impressive visuals, lifelike gameplay, and an array of features to ensure you keep returning to casino games like this for more!
3D BLACKJACK FEATURES:
Game features:
• FREE CHIPS – Get free chips every day by playing the Octro Blackjack game!
• GET REWARDS – Up the stakes, win games against the dealer, take risks to get to 21 and unlock achievements.
• QUESTS – Complete daily quests to get free chips!
• CHAT WITH OTHER PLAYERS – Have even more fun at the casino tables with our convenient in-game instant messenger and chat with other blackjack players.
• FAIR PLAY GUARANTEED – Our certified Random Number Generator (RNG) gives you the best and fairest blackjack experience!
• LEARN TO PLAY – Are you new to blackjack but always wanted to try it?
Our simple-to-follow tutorial mode will help you take the first steps. Quickly learn everything you need to know about blackjack, from the rules of the game to winning combinations.
• 3D GRAPHICS – An absolutely free blackjack game with stunningly realistic 3D graphics.
• SINGLE ACCOUNT – Start playing free blackjack on your smartphone, then continue on your tablet without losing progress. Use your account to play any of our other casino games in one app.
Authentic Gameplay:
Enjoy 3D blackjack 21 casino games from your own home. A lifelike graphic and intuitive control system create an authentic black jack ambiance. Like in a casino, feel the rush of making strategic decisions. Poker and slots games are also available!
Daily Bonuses and Rewards:
Maximize your winnings with daily bonuses and casino games rewards! Log in daily to claim your rewards and boost your in-game currency. Use your bonuses strategically to place higher bets and increase your chances of hitting the jackpot!
Customizable 3D Avatars:
Just like in Octro’s Texas holdem poker, you can customize your gaming journey by crafting your very own avatar in blackjack online. Select from a diverse range of choices to give your virtual persona a distinctive touch. Stand out at the tables and let your avatar represent your style and personality.
Want more than blackjack?
If you want to experience 3D in the best way, try these other games:
• TEXAS HOLD'EM POKER – The most popular casino game among professional gamblers! Test your skills in amazing poker tournaments!
• SLOTS – Expl
Blackjack 21: Octro Black jack App Store
Not in any tracked top chart right now.
Updated 6 Nov 2026 · rankings refresh through the day
DeveloperOctro, Inc.
CategoryGames
PriceFree
Released
Rating★ 5.0 (4)
Version4.68.5
Age rating17+
First seen by us
10 Oct 2026
10 Oct 2026Installs (est.)50k+ worldwide
Rating
5.0 ★
4 ratings
Measured
Blackjack 21: Octro Black jack on the App Store
App details
App ID
6446476724
Publisher
Octro Inc.
Publisher country
United States
On the store since
Dec 2023
2 years on the store
Minimum OS
iOS 15.0+
iPhone 6s and later
Devices
iPhone · iPad
Universal purchase · Game Center
Content rating
17+
2 content notes below
Languages
1
EN
Size
409 MB
Also listed in
Entertainment, Casino, Card
Content notesFrequent/Intense Simulated GamblingInfrequent/Mild Contests
Blackjack 21: Octro Black jack downloads
Worldwide, per day, and installs to date. The band is open; the exact number is free with an account.
How this is calculated
Apple publishes no download counts. App Store downloads come from chart positions and daily rating growth per country, calibrated on Google Play install counts; lifetime installs from ratings worldwide × installs per rating. Confidence is the chance the real number is within half to double ours.
Active users
All platforms, worldwide. Free with an account.
Stickiness (DAU / MAU)
how many monthly users open it on a given day
How this is calculated
Monthly users come from lifetime installs across every store, fitted on monthly active user figures companies publish; daily users = monthly × the typical daily/monthly ratio for the category. Confidence is the chance the real number is within half to double ours.
In-app revenue
Worldwide, what users spend in Blackjack 21: Octro Black jack before Apple and Google take their fee.
How this is calculated
Not on any Top Grossing chart: monthly active users × spend per user for its category, measured on the charted apps nearest the bottom of the charts.
Business model: In-app purchase-led
How Blackjack 21: Octro Black jack makes money: subscriptions, one-off purchases and ads.
In-app purchasesAds · 1 ad networks
One-off purchases
/mo
of revenue
Ads
/mo
of revenue
Where it ranks now
Every top chart it appears in across 30 countries.
| Country | Charts | Rank |
|---|---|---|
| Not charting right now. | ||
Ratings
App Store, worldwide.
Rating
5.0 ★
4 ratings
Measured
Ratings
4
Measured
About Blackjack 21: Octro Black jack
Octro's blackjack game is the best online 3D blackjack game!
Blackjack is a game that is sure to delight any player. Defeat the dealer by getting more points than he does, and you'll win chips. Take a dive into the casino atmosphere and hit the jackpot!
Become the best blackjack player ever and improve your skills by playing now!
From the makers of the best Texas Holdem poker game, experience the excitement of Octro Blackjack, the ultimate card game that blends strategy, skill, and luck! Immerse yourself in the authentic casino ambiance as you strive to outsmart the dealer and claim mastery over the cards. Octro Blackjack free delivers an unmatched gaming adventure with impressive visuals, lifelike gameplay, and an array of features to ensure you keep returning to casino games like this for more!
3D BLACKJACK FEATURES:
Game features:
• FREE CHIPS – Get free chips every day by playing the Octro Blackjack game!
• GET REWARDS – Up the stakes, win games against the dealer, take risks to get to 21 and unlock achievements.
• QUESTS – Complete daily quests to get free chips!
• CHAT WITH OTHER PLAYERS – Have even more fun at the casino tables with our convenient in-game instant messenger and chat with other blackjack players.
• FAIR PLAY GUARANTEED – Our certified Random Number Generator (RNG) gives you the best and fairest blackjack experience!
• LEARN TO PLAY – Are you new to blackjack but always wanted to try it?
Our simple-to-follow tutorial mode will help you take the first steps. Quickly learn everything you need to know about blackjack, from the rules of the game to winning combinations.
• 3D GRAPHICS – An absolutely free blackjack game with stunningly realistic 3D graphics.
• SINGLE ACCOUNT – Start playing free blackjack on your smartphone, then continue on your tablet without losing progress. Use your account to play any of our other casino games in one app.
Authentic Gameplay:
Enjoy 3D blackjack 21 casino games from your own home. A lifelike graphic and intuitive control system create an authentic black jack ambiance. Like in a casino, feel the rush of making strategic decisions. Poker and slots games are also available!
Daily Bonuses and Rewards:
Maximize your winnings with daily bonuses and casino games rewards! Log in daily to claim your rewards and boost your in-game currency. Use your bonuses strategically to place higher bets and increase your chances of hitting the jackpot!
Customizable 3D Avatars:
Just like in Octro’s Texas holdem poker, you can customize your gaming journey by crafting your very own avatar in blackjack online. Select from a diverse range of choices to give your virtual persona a distinctive touch. Stand out at the tables and let your avatar represent your style and personality.
Want more than blackjack?
If you want to experience 3D in the best way, try these other games:
• TEXAS HOLD'EM POKER – The most popular casino game among professional gamblers! Test your skills in amazing poker tournaments!
• SLOTS – Expl
Blackjack is a game that is sure to delight any player. Defeat the dealer by getting more points than he does, and you'll win chips. Take a dive into the casino atmosphere and hit the jackpot!
Become the best blackjack player ever and improve your skills by playing now!
From the makers of the best Texas Holdem poker game, experience the excitement of Octro Blackjack, the ultimate card game that blends strategy, skill, and luck! Immerse yourself in the authentic casino ambiance as you strive to outsmart the dealer and claim mastery over the cards. Octro Blackjack free delivers an unmatched gaming adventure with impressive visuals, lifelike gameplay, and an array of features to ensure you keep returning to casino games like this for more!
3D BLACKJACK FEATURES:
Game features:
• FREE CHIPS – Get free chips every day by playing the Octro Blackjack game!
• GET REWARDS – Up the stakes, win games against the dealer, take risks to get to 21 and unlock achievements.
• QUESTS – Complete daily quests to get free chips!
• CHAT WITH OTHER PLAYERS – Have even more fun at the casino tables with our convenient in-game instant messenger and chat with other blackjack players.
• FAIR PLAY GUARANTEED – Our certified Random Number Generator (RNG) gives you the best and fairest blackjack experience!
• LEARN TO PLAY – Are you new to blackjack but always wanted to try it?
Our simple-to-follow tutorial mode will help you take the first steps. Quickly learn everything you need to know about blackjack, from the rules of the game to winning combinations.
• 3D GRAPHICS – An absolutely free blackjack game with stunningly realistic 3D graphics.
• SINGLE ACCOUNT – Start playing free blackjack on your smartphone, then continue on your tablet without losing progress. Use your account to play any of our other casino games in one app.
Authentic Gameplay:
Enjoy 3D blackjack 21 casino games from your own home. A lifelike graphic and intuitive control system create an authentic black jack ambiance. Like in a casino, feel the rush of making strategic decisions. Poker and slots games are also available!
Daily Bonuses and Rewards:
Maximize your winnings with daily bonuses and casino games rewards! Log in daily to claim your rewards and boost your in-game currency. Use your bonuses strategically to place higher bets and increase your chances of hitting the jackpot!
Customizable 3D Avatars:
Just like in Octro’s Texas holdem poker, you can customize your gaming journey by crafting your very own avatar in blackjack online. Select from a diverse range of choices to give your virtual persona a distinctive touch. Stand out at the tables and let your avatar represent your style and personality.
Want more than blackjack?
If you want to experience 3D in the best way, try these other games:
• TEXAS HOLD'EM POKER – The most popular casino game among professional gamblers! Test your skills in amazing poker tournaments!
• SLOTS – Expl
Latest updates
4.68.5
New Slots - Crown of Fortunes || Crystal Fortune Orbs
Bugfixes and improvements.
More from Octro, Inc.
Octro Blackjack: Casino games Android
Not in a tracked Google Play top chart right now.
Updated 6 Nov 2026 · rankings refresh through the day
DeveloperOctro, Inc.
CategoryGames › Card
PriceFree
Released
Installs5k+
Rating★ 3.2 (42)
Updated
Content ratingTeen
Rating
3.2 ★
42 ratings
Measured
Octro Blackjack: Casino games on Google Play
App details
App ID
com.octro.blackjack
Publisher
Octro, Inc.
Publisher country
United States
Content rating
Teen
Octro Blackjack: Casino games downloads
Worldwide, per day, and installs to date. The band is open; the exact number is free with an account.
How this is calculated
Google Play shows an exact lifetime install count; downloads per day are its daily change (measured). When Play hasn't refreshed the count, they come from new ratings and Top Free chart positions. Confidence is the chance the real number is within half to double ours.
Active users
All platforms, worldwide. Free with an account.
Stickiness (DAU / MAU)
how many monthly users open it on a given day
How this is calculated
Monthly users come from lifetime installs across every store, fitted on monthly active user figures companies publish; daily users = monthly × the typical daily/monthly ratio for the category. Confidence is the chance the real number is within half to double ours.
In-app revenue
Worldwide, what users spend in Octro Blackjack: Casino games before Apple and Google take their fee.
How this is calculated
Not on any Top Grossing chart: monthly active users × spend per user for its category, measured on the charted apps nearest the bottom of the charts.
Business model: In-app purchase-led
How Octro Blackjack: Casino games makes money: subscriptions, one-off purchases and ads.
In-app purchasesAds · 1 ad networks
One-off purchases
/mo
of revenue
Ads
/mo
of revenue
Where it ranks on Google Play
Every top 200 chart it appears in across 23 countries.
| Country | Charts | Rank |
|---|---|---|
| Not in a Google Play top chart right now. | ||
Ratings
Google Play, worldwide.
Rating
3.2 ★
42 ratings
Measured
Ratings
42
Measured
Written reviews
2
Measured
About Octro Blackjack: Casino games
Octro's blackjack game is the best online 3D blackjack game!
Blackjack is a game that is sure to delight any player. Defeat the dealer by getting more points than he does, and you'll win chips. Take a dive into the casino atmosphere and hit the jackpot!
Become the best blackjack player ever and improve your skills by playing now!
From the makers of the best Texas Holdem poker game, experience the excitement of Octro Blackjack, the ultimate card game that blends strategy, skill, and luck! Immerse yourself in the authentic casino ambiance as you strive to outsmart the dealer and claim mastery over the cards. Octro Blackjack free delivers an unmatched gaming adventure with impressive visuals, lifelike gameplay, and an array of features to ensure you keep returning to casino games like this for more!
🃏3D BLACKJACK FEATURES:
Game features:
• FREE CHIPS – Get free chips every day by playing the Octro Blackjack game!
• GET REWARDS – Up the stakes, win games against the dealer, take risks to get to 21 and unlock achievements.
• QUESTS – Complete daily quests to get free chips!
• CHAT WITH OTHER PLAYERS – Have even more fun at the casino tables with our convenient in-game instant messenger and chat with other blackjack players.
• FAIR PLAY GUARANTEED – Our certified Random Number Generator (RNG) gives you the best and fairest blackjack experience!
• LEARN TO PLAY – Are you new to blackjack but always wanted to try it?
Our simple-to-follow tutorial mode will help you take the first steps. Quickly learn everything you need to know about blackjack, from the rules of the game to winning combinations.
• 3D GRAPHICS – An absolutely free blackjack game with stunningly realistic 3D graphics.
• SINGLE ACCOUNT – Start playing free blackjack on your smartphone, then continue on your tablet without losing progress. Use your account to play any of our other casino games in one app.
🌟 Authentic Gameplay:
Enjoy 3D blackjack 21 casino games from your own home. A lifelike graphic and intuitive control system create an authentic black jack ambiance. Like in a casino, feel the rush of making strategic decisions. Poker and slots games are also available!
🎁 Daily Bonuses and Rewards:
Maximize your winnings with daily bonuses and casino games rewards! Log in daily to claim your rewards and boost your in-game currency. Use your bonuses strategically to place higher bets and increase your chances of hitting the jackpot!
🌈 Customizable 3D Avatars:
Just like in Octro’s Texas holdem poker, you can customize your gaming journey by crafting your very own avatar in blackjack online. Select from a diverse range of choices to give your virtual persona a distinctive touch. Stand out at the tables and let your avatar represent your style and personality.
♥️♦️♠️♣️ Want more than blackjack? ♣️♠️♦️♥️
If you want to experience 3D in the best way, try these other games:
• TEXAS HOLD'EM POKER – The most popular casino game among professional gamblers! Test your skills in amazing poker to
Blackjack is a game that is sure to delight any player. Defeat the dealer by getting more points than he does, and you'll win chips. Take a dive into the casino atmosphere and hit the jackpot!
Become the best blackjack player ever and improve your skills by playing now!
From the makers of the best Texas Holdem poker game, experience the excitement of Octro Blackjack, the ultimate card game that blends strategy, skill, and luck! Immerse yourself in the authentic casino ambiance as you strive to outsmart the dealer and claim mastery over the cards. Octro Blackjack free delivers an unmatched gaming adventure with impressive visuals, lifelike gameplay, and an array of features to ensure you keep returning to casino games like this for more!
🃏3D BLACKJACK FEATURES:
Game features:
• FREE CHIPS – Get free chips every day by playing the Octro Blackjack game!
• GET REWARDS – Up the stakes, win games against the dealer, take risks to get to 21 and unlock achievements.
• QUESTS – Complete daily quests to get free chips!
• CHAT WITH OTHER PLAYERS – Have even more fun at the casino tables with our convenient in-game instant messenger and chat with other blackjack players.
• FAIR PLAY GUARANTEED – Our certified Random Number Generator (RNG) gives you the best and fairest blackjack experience!
• LEARN TO PLAY – Are you new to blackjack but always wanted to try it?
Our simple-to-follow tutorial mode will help you take the first steps. Quickly learn everything you need to know about blackjack, from the rules of the game to winning combinations.
• 3D GRAPHICS – An absolutely free blackjack game with stunningly realistic 3D graphics.
• SINGLE ACCOUNT – Start playing free blackjack on your smartphone, then continue on your tablet without losing progress. Use your account to play any of our other casino games in one app.
🌟 Authentic Gameplay:
Enjoy 3D blackjack 21 casino games from your own home. A lifelike graphic and intuitive control system create an authentic black jack ambiance. Like in a casino, feel the rush of making strategic decisions. Poker and slots games are also available!
🎁 Daily Bonuses and Rewards:
Maximize your winnings with daily bonuses and casino games rewards! Log in daily to claim your rewards and boost your in-game currency. Use your bonuses strategically to place higher bets and increase your chances of hitting the jackpot!
🌈 Customizable 3D Avatars:
Just like in Octro’s Texas holdem poker, you can customize your gaming journey by crafting your very own avatar in blackjack online. Select from a diverse range of choices to give your virtual persona a distinctive touch. Stand out at the tables and let your avatar represent your style and personality.
♥️♦️♠️♣️ Want more than blackjack? ♣️♠️♦️♥️
If you want to experience 3D in the best way, try these other games:
• TEXAS HOLD'EM POKER – The most popular casino game among professional gamblers! Test your skills in amazing poker to
What's new in 4.68.0
New Slots - Crown of Fortunes || Crystal Fortune Orbs
Bugfixes and improvements.
Bugfixes and improvements.