Ultimate Pool Battle Downloads & RevenueUltimate Pool Battle · App Store & Google Play
Ultimate Pool Battle gets 1k+ downloads a day worldwide (AppInsider estimate, November 2026, rounded down to a band).
Ultimate Pool Battle by HypGames, Inc. is on App Store and Google Play. Active Users (MAU & DAU), Downloads, rankings, keywords, revenue, and rating totals.
Ultimate Pool Battle update history & changes
Last change · 51 events since 11 May 2022Full timeline ↓Full timeline · 51 events
- 📈Ultimate Pool Battle entered the top 100iOSTop Grossing · Sports · AU
- 📈Ultimate Pool Battle charting in a new countryiOSAustralia
- 📈Ultimate Pool Battle entered the top 100iOSTop Grossing · Sports · FR
- 📈Ultimate Pool Battle charting in a new countryiOSFrance
- 📈Ultimate Pool Battle entered the top 100AndroidTop Grossing · Sports · ID
- 📈Ultimate Pool Battle charting in a new countryAndroidIndonesia
- 📈Ultimate Pool Battle entered the top 100iOSTop Grossing · Sports · GB
- 📈Ultimate Pool Battle charting in a new countryiOSUnited Kingdom
- 📈Ultimate Pool Battle entered the top 100AndroidTop Grossing · Sports · VN
- 📈Ultimate Pool Battle charting in a new countryAndroidVietnam
- 📦Ultimate Pool Battle: now updating weeklyAndroid4 updates in 30 days, after a quiet two months
- 📦Ultimate Pool Battle updated to version 4.5.3iOSYour favorite 3D pool game just got a brand new name... Welcome to Ultimate Pool Battle!
• This update is also packed with performance improvements and bug fixes to enhance your play experience
Invite your friends to play Ultimate Pool Battle & get FREE REWARDS!
Enjoying Ultimate Pool Battle? Leave a review ;-)… more - 📈Ultimate Pool Battle entered the top 100AndroidTop Grossing · Sports · NL
- 📈Ultimate Pool Battle charting in a new countryAndroidNetherlands
- 📈Ultimate Pool Battle entered the top 100AndroidTop Grossing · Sports · TH
- 📈Ultimate Pool Battle charting in a new countryAndroidThailand
- 📦Ultimate Pool Battle updated to version 4.05.03AndroidYour favorite 3D pool game just got a brand new name... Welcome to Ultimate Pool Battle!
• This update is also packed with performance improvements and bug fixes to enhance your play experience
Invite your friends to play Ultimate Pool Battle & get FREE REWARDS!
Enjoying Ultimate Pool Battle? Leave a review ;-)… more - 📈Ultimate Pool Battle entered the top 100 in 2 chartsiOSTop Grossing · Sports · DE · Top Grossing · Sports · IT
- 📈Ultimate Pool Battle charting in a new country in 2 chartsiOSGermany · Italy
- 📈Ultimate Pool Battle charting in a new countryAndroidItaly
- 📦Ultimate Pool Battle updated to version 4.5.2iOSYour favorite 3D pool game just got a brand new name... Welcome to Ultimate Pool Battle!
• This update is also packed with performance improvements and bug fixes to enhance your play experience
Invite your friends to play Ultimate Pool Battle & get FREE REWARDS!
Enjoying Ultimate Pool Battle? Leave a review ;-)… more - 📈Ultimate Pool Battle entered the top 100AndroidTop Grossing · Sports · CA
- 📦Ultimate Pool Battle updated to version 4.05.02AndroidYour favorite 3D pool game just got a brand new name... Welcome to Ultimate Pool Battle!
• This update is also packed with performance improvements and bug fixes to enhance your play experience
Invite your friends to play Ultimate Pool Battle & get FREE REWARDS!
Enjoying Ultimate Pool Battle? Leave a review ;-)… more - 📈Ultimate Pool Battle charting in a new countryAndroidFrance
- 📈Ultimate Pool Battle entered the top 100AndroidTop Free · Sports · US
- ✏️Ultimate Pool Battle: needs a newer iOSiOSiOS 13.0 → iOS 15.0
- ✏️Ultimate Pool Battle: description updatediOS· US, CA
- ✏️Ultimate Pool Battle: new screenshotsiOS7 screenshots (was 7) · US, CA
- ✏️Ultimate Pool Battle: renamediOSUltimate 8 Ball Pool → Ultimate Pool Battle · US, CA
- 📈Ultimate Pool Battle entered the top 100AndroidTop Grossing · Sports · AU
- 📈Ultimate Pool Battle charting in a new countryAndroidAustralia
- 🔎Ultimate Pool Battle reached Top 10 for “ultimate”Android#6 in United States search · popularity 27
- ✏️Ultimate Pool Battle: description updatedAndroid· US
- ✏️Ultimate Pool Battle: new screenshotsAndroid12 screenshots (was 12) · US
- ✏️Ultimate Pool Battle: renamedAndroidUltimate 8 Ball Pool → Ultimate Pool Battle · US
- 📦Ultimate Pool Battle updated to version 4.5.1iOSYour favorite 3D pool game just got a brand new name... Welcome to Ultimate Pool Battle!
• This update is also packed with performance improvements and bug fixes to enhance your play experience
Invite your friends to play Ultimate Pool Battle & get FREE REWARDS!
Enjoying Ultimate Pool Battle? Leave a review ;-)… more - 📈Ultimate Pool Battle charting in a new countryAndroidGermany
- 📈Ultimate Pool Battle entered the top 100iOSTop Grossing · Sports · CA
- 📈Ultimate Pool Battle charting in a new countryiOSCanada
- 🆕Ultimate Pool Battle first spotted by AppInsideriOS#91 in Top Grossing · Sports · United States
- 📦Ultimate Pool Battle updated to version 4.05.01AndroidYour favorite 3D pool game just got a brand new name... Welcome to Ultimate Pool Battle!
• This update is also packed with performance improvements and bug fixes to enhance your play experience
Invite your friends to play Ultimate Pool Battle & get FREE REWARDS!
Enjoying Ultimate Pool Battle? Leave a review ;-)… more - 🆕Ultimate Pool Battle first spotted by AppInsiderAndroidUnited States
- 📦Ultimate Pool Battle version 4.5.0iOSThis update comes packed with performance improvements and bug fixes to enhance your play experience!
Invite your friends to play Ultimate 8 Ball Pool & get FREE REWARDS! We also recommend joining our community on Facebook & Discord for more fun & excitement.
Enjoying Ultimate 8 Ball Pool? Leave a review ;-)… more - 📦Ultimate Pool Battle version 4.05.00AndroidThis update comes packed with performance improvements and bug fixes to enhance your play experience!
Invite your friends to play Ultimate 8 Ball Pool & get FREE REWARDS! We also recommend joining our community on Facebook & Discord for more fun & excitement.
Enjoying Ultimate 8 Ball Pool? Leave a review ;-)… more - 🆕Ultimate Pool Battle: its developer released another app: PGA TOUR Pro Golf IntroiOS
- 🆕Ultimate Pool Battle: its developer released another app: Ultimate 8 Ball Pool+iOS
- 🆕Ultimate Pool Battle released on the App StoreiOS
- 🆕Ultimate Pool Battle released on Google PlayAndroid
Collected from the stores by AppInsider since we first spotted the app. Dates are when we saw each change.
Ultimate Pool Battle at a glance
AI summary written from our chart and store data. It can be wrong: check the numbers above.
Sports Simulation Realistic 3D Modern medium sessions multiplayer IAP
#pool #billiards #physics #tournament #customization #puzzle
App Store
App details
Google Play
App details
Ultimate Pool Battle downloads & installs
Both stores, worldwide. Bands are open; exact numbers are free with an account.
| Store | Downloads / day | Lifetime installs |
|---|---|---|
| App Store | 500+ | 500k+ |
| Google Play | 100+ | 1M+ Measured |
| Total | 1k+ Confidence | 1M+ Confidence |
How this is calculated
Where Ultimate Pool Battle's downloads come from Modelled
Last 30 days: organic search, browsing the store, features and paid ads.
Active users
All platforms, worldwide. Free with an account.
How this is calculated
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 Ultimate Pool Battle makes money: subscriptions, one-off purchases and ads.
Top in-app purchases · App Store US, most popular first
| 1 | Ultimate Shot Pack | |
| 2 | Energy Bonus Plus Pack | |
| 3 | Point Boost Refill | |
| 4 | Energy Value Pack | |
| 5 | Ultimate Pass subscription | |
| 6 | Pack of 500 Cash | |
| 7 | Pack of 75 Cash | |
| 8 | Pack of 1,250 Cash | |
| 9 | Point Boost Refill | |
| 10 | Special Offer 5 |
Where it ranks now
Both stores, across every country we track.
| Store | Best rank | Charting in | US Top Free | US Top Grossing |
|---|---|---|---|---|
| App Store | #80 | 1 of 30 countries | – | #80 |
| Google Play | #25 | 9 of 23 countries | #127 | #33 |
Full chart lists: App Store · Google Play.
Review momentum
ⓘ How we measure thisNew ratings by country (4)
| Country | New ratings a week | Share | Last 2 weeks vs the 2 before |
|---|---|---|---|
| 72 | 73% | ▼ -12% | |
| 12 | 12% | – | |
| 11 | 11% | ▼ -27% | |
| 3.3 | 3% | – |
App Store ratings in the countries we track, 4-week average.
Review momentum (0-100) blends how fast the app collects ratings compared with other apps in its category (60%), whether that pace is speeding up (25%) and what recent raters give it (15%; recent stars well below lifetime pull it down). Ratings counts are read daily. A jump usually means a launch, a feature, ads or a new review prompt.
Ratings
Both stores. Store data, measured.
| Store | Rating | Ratings |
|---|---|---|
| App Store | 4.6 ★ | 8.4k |
| Google Play | 4.4 ★ | 34k 6.9k written reviews |
| Both stores | 4.4 ★ weighted by ratings | 42k |
What users say about Ultimate Pool Battle
From the 50 most recent App Store reviews in the US.
Mixed (48% of recent reviews give 4–5 stars). People like it for being fun, and being useful. The main complaints are about price and subscriptions, and missing features or content.
What people like
- Fun: “This the kind game I’m looking for,hey,let’s have some fun guys?”
- Useful: “Highly recommend it to all pool lovers”
- Features & content: “Also, we need more texting options please”
Common complaints
- Price & subscription: “This game is a racket designed to get your money”
- Features & content: “Needs 9 ball as a FEATURE”
- Fun: “This was a really fun pool game”
- Updates: “Update Ads Ads and more Ads”
About Ultimate Pool Battle
Looking for an incredible 8 Ball Pool experience? Look no further! Play against live opponents from around the world and become the King of Pool in the best full 3D 8 Ball Pool game! Compete in live multiplayer matches or play solo in hundreds of unique billiards challenges.
Some of the features of Ultimate Pool Battle include:
FULL 3D GRAPHICS:
Play pool in FULL 3D with stunning photorealistic graphics. You can visualize every shot from any angle and even TAP-TO-ZOOM on your target and combo balls for pinpoint-accurate alignment. But if you prefer a traditional TOP-DOWN view, don't worry! That's still available and easy to use, too.
MULTIPLAYER HEAD-TO-HEAD BATTLES:
Compete against players from around the world in 1-on-1 matches and battle to the top of 2 unique Tour Modes. Compete on the 8 BALL TOUR, where you and your opponent will be matched up in a classic game of 8 Ball Pool. Or test your skills on the FAST BREAK TOUR, where you'll play Ultimate Pool Battle's fast-paced take on competitive billiards. Clear the table in as few shots as possible, and play at the same time as your opponent, with no time wasted waiting for them to make their moves!
MULTIPLAYER POOL TOURNAMENTS:
Compete at your own pace in a variety of DAILY TOURNAMENT CHALLENGES! Post your best score to the leaderboard and return later to collect your rewards. And, if your real life gets in the way, you can pause the game and resume when you are ready to play some more.
INTRODUCING POOL ROYALE:
Stand above the rest and play an action-packed POOL ROYALE, where you compete against dozens of live opponents simultaneously in a timed multi-round event designed to test your skills under pressure.
REALISTIC PHYSICS FOR AN AUTHENTIC EXPERIENCE:
You won't find a more authentic 8 Ball Pool experience than this! Become a trickshot master and learn to execute perfect curve, masse, and jump shots to help you score in any situation. If a shot is possible in real life, it's possible in Ultimate Pool Battle!
MASTER 8 BALL TRICKSHOT CHALLENGES:
Prove that you can dominate any pool table by solving hundreds of unique BILLIARD PUZZLES while earning prizes along the way.
COLLECT GEAR AND UNLOCK POOL TABLES:
Customize your game and boost your performance with a massive collection of CUE STICKS, CUE BALLS, POOL TABLES, POWER UPS, and more. Mix and match gear to your heart's content... and at the expense of your opponent's ego.
So, what are you waiting for? Play Ultimate Pool Battle in full 3D and entirely for FREE… today!
Need a little help? We are here to assist you: [email protected]
Ultimate Pool Battle App Store
Ultimate Pool Battle gets 1k+ downloads a day worldwide (AppInsider estimate, November 2026, rounded down to a band).
Ultimate Pool Battle is #80 in Games › Sports Grossing in United States and charting in 1 of 30 countries we track.
Updated 8 Nov 2026 · rankings refresh through the day
Ultimate Pool Battle on the App Store
App details
Ultimate Pool Battle downloads
Worldwide, per day, and installs to date. The band is open; the exact number is free with an account.
How this is calculated
Where Ultimate Pool Battle's downloads come from Modelled
Last 30 days: organic search, browsing the store, features and paid ads.
Active users
All platforms, worldwide. Free with an account.
How this is calculated
In-app revenue
Worldwide, what users spend in Ultimate Pool Battle before Apple and Google take their fee.
How this is calculated
Business model: In-app purchase-led
How Ultimate Pool Battle makes money: subscriptions, one-off purchases and ads.
Top in-app purchases · App Store US, most popular first
| 1 | Ultimate Shot Pack | |
| 2 | Energy Bonus Plus Pack | |
| 3 | Point Boost Refill | |
| 4 | Energy Value Pack | |
| 5 | Ultimate Pass subscription | |
| 6 | Pack of 500 Cash | |
| 7 | Pack of 75 Cash | |
| 8 | Pack of 1,250 Cash | |
| 9 | Point Boost Refill | |
| 10 | Special Offer 5 |
Where it ranks now
Every top chart it appears in across 30 countries.
| Country | Charts | Rank |
|---|---|---|
| Games › SportsGrossing | #80 |
Apps near Ultimate Pool Battle on the chart
Games › Sports Grossing, around #80.
Ratings
App Store, worldwide.
Review momentum
ⓘ How we measure thisNew ratings by country (4)
| Country | New ratings a week | Share | Last 2 weeks vs the 2 before |
|---|---|---|---|
| 72 | 73% | ▼ -12% | |
| 12 | 12% | – | |
| 11 | 11% | ▼ -27% | |
| 3.3 | 3% | – |
App Store ratings in the countries we track, 4-week average.
Review momentum (0-100) blends how fast the app collects ratings compared with other apps in its category (60%), whether that pace is speeding up (25%) and what recent raters give it (15%; recent stars well below lifetime pull it down). Ratings counts are read daily. A jump usually means a launch, a feature, ads or a new review prompt.
What users say about Ultimate Pool Battle
From the 50 most recent App Store reviews in the US.
Mixed (48% of recent reviews give 4–5 stars). People like it for being fun, and being useful. The main complaints are about price and subscriptions, and missing features or content.
What people like
- Fun: “This the kind game I’m looking for,hey,let’s have some fun guys?”
- Useful: “Highly recommend it to all pool lovers”
- Features & content: “Also, we need more texting options please”
Common complaints
- Price & subscription: “This game is a racket designed to get your money”
- Features & content: “Needs 9 ball as a FEATURE”
- Fun: “This was a really fun pool game”
- Updates: “Update Ads Ads and more Ads”
About Ultimate Pool Battle
Looking for an incredible 8 Ball Pool experience? Look no further! Play against live opponents from around the world and become the King of Pool in the best full 3D 8 Ball Pool game! Compete in live multiplayer matches or play solo in hundreds of unique billiards challenges.
Some of the features of Ultimate Pool Battle include:
FULL 3D GRAPHICS:
Play pool in FULL 3D with stunning photorealistic graphics. You can visualize every shot from any angle and even TAP-TO-ZOOM on your target and combo balls for pinpoint-accurate alignment. But if you prefer a traditional TOP-DOWN view, don't worry! That's still available and easy to use, too.
MULTIPLAYER HEAD-TO-HEAD BATTLES:
Compete against players from around the world in 1-on-1 matches and battle to the top of 2 unique Tour Modes. Compete on the 8 BALL TOUR, where you and your opponent will be matched up in a classic game of 8 Ball Pool. Or test your skills on the FAST BREAK TOUR, where you'll play Ultimate Pool Battle's fast-paced take on competitive billiards. Clear the table in as few shots as possible, and play at the same time as your opponent, with no time wasted waiting for them to make their moves!
MULTIPLAYER POOL TOURNAMENTS:
Compete at your own pace in a variety of DAILY TOURNAMENT CHALLENGES! Post your best score to the leaderboard and return later to collect your rewards. And, if your real life gets in the way, you can pause the game and resume when you are ready to play some more.
INTRODUCING POOL ROYALE:
Stand above the rest and play an action-packed POOL ROYALE, where you compete against dozens of live opponents simultaneously in a timed multi-round event designed to test your skills under pressure.
REALISTIC PHYSICS FOR AN AUTHENTIC EXPERIENCE:
You won't find a more authentic 8 Ball Pool experience than this! Become a trickshot master and learn to execute perfect curve, masse, and jump shots to help you score in any situation. If a shot is possible in real life, it's possible in Ultimate Pool Battle!
MASTER 8 BALL TRICKSHOT CHALLENGES:
Prove that you can dominate any pool table by solving hundreds of unique BILLIARD PUZZLES while earning prizes along the way.
COLLECT GEAR AND UNLOCK POOL TABLES:
Customize your game and boost your performance with a massive collection of CUE STICKS, CUE BALLS, POOL TABLES, POWER UPS, and more. Mix and match gear to your heart's content... and at the expense of your opponent's ego.
So, what are you waiting for? Play Ultimate Pool Battle in full 3D and entirely for FREE… today!
Need a little help? We are here to assist you: [email protected]
Latest updates
Store changes
What Ultimate Pool Battle changed on its store page: name, icon, screenshots, price, size, languages, requirements.
More from HypGames, Inc.
Ultimate Pool Battle Android
Ultimate Pool Battle gets 1k+ downloads a day worldwide (AppInsider estimate, November 2026, rounded down to a band).
Ultimate Pool Battle is #33 in Games › Sports Grossing on Google Play in United States and charting in 9 of 23 countries we track.
Updated 8 Nov 2026 · rankings refresh through the day
Ultimate Pool Battle at a glance
AI summary written from our chart and store data. It can be wrong: check the numbers above.
Sports Simulation Realistic 3D Modern medium sessions multiplayer IAP
#pool #billiards #physics #tournament #customization #puzzle
Ultimate Pool Battle on Google Play
App details
Ultimate Pool Battle downloads
Worldwide, per day, and installs to date. The band is open; the exact number is free with an account.
How this is calculated
Where Ultimate Pool Battle's downloads come from Modelled
Last 30 days: organic search, browsing the store, features and paid ads.
Active users
All platforms, worldwide. Free with an account.
Retention · share of new users still active
Time spent · per daily user
How this is calculated
In-app revenue
Worldwide, what users spend in Ultimate Pool Battle before Apple and Google take their fee.
How this is calculated
Business model: In-app purchase-led
How Ultimate Pool Battle makes money: subscriptions, one-off purchases and ads.
Top in-app purchases · App Store US, most popular first
| 1 | Ultimate Shot Pack | |
| 2 | Energy Bonus Plus Pack | |
| 3 | Point Boost Refill | |
| 4 | Energy Value Pack | |
| 5 | Ultimate Pass subscription | |
| 6 | Pack of 500 Cash | |
| 7 | Pack of 75 Cash | |
| 8 | Pack of 1,250 Cash | |
| 9 | Point Boost Refill | |
| 10 | Special Offer 5 |
Where it ranks on Google Play
Every top 200 chart it appears in across 23 countries.
| Country | Charts | Rank |
|---|---|---|
| Games › SportsGrossing | #33 | |
| Games › SportsGrossing | #48 | |
| Games › SportsGrossing | #25 | |
| Games › SportsFree | #127 | |
| Games › SportsGrossing | #61 | |
| Games › SportsGrossing | #63 | |
| Games › SportsGrossing | #65 | |
| Games › SportsGrossing | #41 | |
| Games › SportsFree | #175 | |
| Games › SportsGrossing | #66 |
Apps near Ultimate Pool Battle on the chart
Games › Sports Grossing, around #33.
Ratings
Google Play, worldwide.
Review momentum
ⓘ How we measure thisReview momentum (0-100) blends how fast the app collects ratings compared with other apps in its category (60%), whether that pace is speeding up (25%) and what recent raters give it (15%; recent stars well below lifetime pull it down). Ratings counts are read daily. A jump usually means a launch, a feature, ads or a new review prompt.
What users say about Ultimate Pool Battle
From the 200 most recent Google Play reviews in the US.
Mostly positive (79% of recent reviews give 4–5 stars). People like it for being fun, and being easy to use. The main complaints are about price and subscriptions, and not being fun.
What people like
- Fun: “Challenging, addictive fun!”
- Ease of use: “great easy no ads very calm to play”
- Ads: “Low ads pretty good graphics!”
- Design: “incredible graphics and easy layout fun game”
Common complaints
- Price & subscription: “Years and money spent all gone”
- Fun: “Look for a game that is challenging”
- Ads: “And then another ad at the end of the game”
- Login & account: “NOT SIGNING ME INTO MY GOOGLE ACCOUNT”
About Ultimate Pool Battle
Looking for an incredible 8 Ball Pool experience? Look no further! Play against live opponents from around the world and become the King of Pool in the best full 3D 8 Ball Pool game! Compete in live multiplayer matches or play solo in hundreds of unique billiards challenges.
Some of the features of Ultimate Pool Battle include:
FULL 3D GRAPHICS:
Play pool in FULL 3D with stunning photorealistic graphics. You can visualize every shot from any angle and even TAP-TO-ZOOM on your target and combo balls for pinpoint-accurate alignment. But if you prefer a traditional TOP-DOWN view, don't worry! That's still available and easy to use, too.
MULTIPLAYER HEAD-TO-HEAD BATTLES:
Compete against players from around the world in 1-on-1 matches and battle to the top of 2 unique Tour Modes. Compete on the 8 BALL TOUR, where you and your opponent will be matched up in a classic game of 8 Ball Pool. Or test your skills on the FAST BREAK TOUR, where you'll play Ultimate Pool Battle's fast-paced take on competitive billiards. Clear the table in as few shots as possible, and play at the same time as your opponent, with no time wasted waiting for them to make their moves!
MULTIPLAYER POOL TOURNAMENTS:
Compete at your own pace in a variety of DAILY TOURNAMENT CHALLENGES! Post your best score to the leaderboard and return later to collect your rewards. And, if your real life gets in the way, you can pause the game and resume when you are ready to play some more.
INTRODUCING POOL ROYALE:
Stand above the rest and play an action-packed POOL ROYALE, where you compete against dozens of live opponents simultaneously in a timed multi-round event designed to test your skills under pressure.
REALISTIC PHYSICS FOR AN AUTHENTIC EXPERIENCE:
You won't find a more authentic 8 Ball Pool experience than this! Become a trickshot master and learn to execute perfect curve, masse, and jump shots to help you score in any situation. If a shot is possible in real life, it's possible in Ultimate Pool Battle!
MASTER 8 BALL TRICKSHOT CHALLENGES:
Prove that you can dominate any pool table by solving hundreds of unique BILLIARD PUZZLES while earning prizes along the way.
COLLECT GEAR AND UNLOCK POOL TABLES:
Customize your game and boost your performance with a massive collection of CUE STICKS, CUE BALLS, POOL TABLES, POWER UPS, and more. Mix and match gear to your heart's content... and at the expense of your opponent's ego.
So, what are you waiting for? Play Ultimate Pool Battle game in full 3D and entirely for FREE… today!
Need a little help? We are here to assist you: [email protected]
What's new in 4.05.03
• This update is also packed with performance improvements and bug fixes to enhance your play experience
Invite your friends to play Ultimate Pool Battle & get FREE REWARDS!
Enjoying Ultimate Pool Battle? Leave a review ;-)
Store changes
What Ultimate Pool Battle changed on its store page: name, icon, screenshots, price, size, languages, requirements.