Robokiller - Spam Call Blocker Android
Robokiller - Spam Call Blocker gets 500+ downloads a day worldwide (AppInsider estimate, September 2026, rounded down to a band).
Robokiller - Spam Call Blocker is #9 in Communication Grossing on Google Play in United States and charting in 1 of 15 countries we track.
Updated 27 Sep 2026 · rankings refresh through the day
DeveloperMosaic Srl
CategoryCommunication
PriceFree
Released
Installs5M+
Rating★ 3.8 (126k)
Updated
Content ratingEveryone
Rating
3.8 ★
126k ratings
Measured
Best rank now
#9
Communication GrossingMeasured
Robokiller - Spam Call Blocker on Google Play
App details
App ID
com.robokiller.app
Publisher
Mosaic Srl
Content rating
Everyone
Tech stack
Trackers and permissions of build v24.7.7, from the εxodus privacy report (CC BY-SA).
Trackers
3
Permissions
43
Trackers
Google CrashLyticsGoogle Firebase AnalyticsGoogle Tag Manager
Full permission listProSee plans
Robokiller - Spam Call Blocker 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.
Where Robokiller - Spam Call Blocker'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.
Stickiness (DAU / MAU)
how many monthly users open it on a given day
Retention · share of new users still active
Day 1
Day 7
Day 30
Time spent · per daily user
Average time spent Pro
min a day
Sessions a day Pro
Time per session Pro
min
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 Robokiller - Spam Call Blocker before Apple and Google take their fee.
How this is calculated
Not in an overall Top Grossing chart, only in category charts: each category position is converted to the overall position it corresponds to, then priced on the same rank-to-revenue curve, inside the part of each market the charted apps leave over.
Business model: In-app purchase-led
How Robokiller - Spam Call Blocker makes money: subscriptions, one-off purchases and ads.
In-app purchases
One-off purchases
/mo
of revenue
Top in-app purchases · App Store US, most popular first
| 1 | Membership (Inactive) subscription | |
| 2 | Membership subscription | |
| 3 | Membership subscription | |
| 4 | Membership subscription | |
| 5 | RoboKiller Membership subscription | |
| 6 | Membership (Inactive) subscription | |
| 7 | Membership(Inactive) subscription | |
| 8 | Membership (Inactive) subscription | |
| 9 | Membership(Inactive) subscription | |
| 10 | Monthly (Inactive) subscription |
Where it ranks on Google Play
Every top 200 chart it appears in across 15 countries.
| Country | Charts | Rank |
|---|---|---|
| United States | CommunicationGrossing | #9 |
| United States | CommunicationFree | #111 |
Apps near Robokiller - Spam Call Blocker on the chart
Communication Grossing, around #9.
TextNow: Call + Text Unlimited#4
Yahoo Mail: Email & Planner#5
Burner: Second Phone Number#6
Text Free: Second Phone Number#7
Marco Polo - Video Messenger#8
Cafe - Live video chat#10
Sideline: 2nd Phone Line App#11
Brave Private Web Browser, VPN#12
Truecaller: Spam Call Blocker#13
Blazing: Ignite Your Love Life#14
Ratings
Google Play, worldwide.
Rating
3.8 ★
126k ratings
Measured
Ratings
126k
Measured
Written reviews
52k
Measured
What users say about Robokiller - Spam Call Blocker
From the 100 most recent Google Play reviews in the US.
Mixed (41% of recent reviews give 4–5 stars). People like it for privacy, and good value. The main complaints are about privacy and spam, and price and subscriptions.
What people like
- Privacy & data: “still letting spam through”
- Price & subscription: “awesome app worth the money”
- Useful: “it works well, I don't get a bunch of scam calls anymore”
Common complaints
- Privacy & data: “I'm still getting spam calls”
- Price & subscription: “charges to use don't bother”
- Crashes & bugs: “made my phone not working”
- Login & account: “My card company refunded the charge and I've since closed the account”
About Robokiller - Spam Call Blocker
Block spam calls with Robokiller, the spam call blocker that eliminates 99% of unwanted phone calls. No robocall stands a chance against Robokiller’s algorithm, which protects you against over 1 billion scams in our global database.
Use Robokiller as the default SMS app. Robokiller blocks 99% of spam text messages so you only receive the ones you desire.
Block telemarketers’ spam with Robokiller. Any phone call with an unknown caller ID will be marked as spam - with the help of our number-blocking, audio fingerprinting technology.
You can add unwanted callers to your blocklist, customizing your level of spam blocking. Block spammers on your own terms - get good calls only® and never miss an important call with our powerful spam blocker app.
Robokiller provides peace of mind, blocking annoying scam calls and preventing costly losses to fraud. The average scam costs $1,464*, but with our spam blocker you won’t be the next victim. Robokiller lets you get robocall revenge:registered: on unwanted callers with answer bots, that intercept calls and play hilarious pre-recorded audio.
MESSAGING:
- Use Robokiller as your primary text messaging app to seamlessly send and receive messages.
- Automatically block spam, scam, and telemarketing texts using our secure technology.
- Customize who can and can’t reach you with block & safe filters.
BLOCK SPAM CALLS:
- Reduce unwanted calls by 99% in your first 30 days of using our spam filter.
- Our blocklist updates automatically to ensure the most up-to-date protection.
- Block robocalls and phone calls you don’t want, keep the number blocked for as long as you wish.
CONTROL WHO CAN & CAN’T REACH YOU:
- Keep your contacts or any new number safe in your allow list.
- View the number you’ve missed in your calls list.
- Pause call blocking - temporarily disable our spam blocking function if you’re expecting an important call from an unknown number, then continue to block calls when you’re ready.
KEEP YOUR PERSONAL INFO PRIVATE:
- New personal data protection feature helps you reclaim your privacy.
- Scan the web to help you find and remove your private info from public search sites where it’s sold and used for spam calls, identity theft and more.
- Take your info off the market and use our ongoing monitoring to notify you of any new exposures.
SCREEN PHONE CALLS IN REAL TIME:
- Screen callers by asking them to identify themselves before your phone rings with our automatic answering service.
- Get transcriptions of the caller’s response in real-time: We deliver the call screening report as your device is ringing.
FIGHT SPAM WITH ANSWER BOTS:
- Send spammers to lengthy recordings provided by Robokiller.
- Choose from a variety of Answer Bots that will give spammers a taste of their own medicine, blocking them in style.
- Enjoy listening to blocked & recorded calls.
REPORT SPAMMERS:
- Join the fight against robocalls by reporting any specific number or unknown caller.
- Check the scam activity in your state
Use Robokiller as the default SMS app. Robokiller blocks 99% of spam text messages so you only receive the ones you desire.
Block telemarketers’ spam with Robokiller. Any phone call with an unknown caller ID will be marked as spam - with the help of our number-blocking, audio fingerprinting technology.
You can add unwanted callers to your blocklist, customizing your level of spam blocking. Block spammers on your own terms - get good calls only® and never miss an important call with our powerful spam blocker app.
Robokiller provides peace of mind, blocking annoying scam calls and preventing costly losses to fraud. The average scam costs $1,464*, but with our spam blocker you won’t be the next victim. Robokiller lets you get robocall revenge:registered: on unwanted callers with answer bots, that intercept calls and play hilarious pre-recorded audio.
MESSAGING:
- Use Robokiller as your primary text messaging app to seamlessly send and receive messages.
- Automatically block spam, scam, and telemarketing texts using our secure technology.
- Customize who can and can’t reach you with block & safe filters.
BLOCK SPAM CALLS:
- Reduce unwanted calls by 99% in your first 30 days of using our spam filter.
- Our blocklist updates automatically to ensure the most up-to-date protection.
- Block robocalls and phone calls you don’t want, keep the number blocked for as long as you wish.
CONTROL WHO CAN & CAN’T REACH YOU:
- Keep your contacts or any new number safe in your allow list.
- View the number you’ve missed in your calls list.
- Pause call blocking - temporarily disable our spam blocking function if you’re expecting an important call from an unknown number, then continue to block calls when you’re ready.
KEEP YOUR PERSONAL INFO PRIVATE:
- New personal data protection feature helps you reclaim your privacy.
- Scan the web to help you find and remove your private info from public search sites where it’s sold and used for spam calls, identity theft and more.
- Take your info off the market and use our ongoing monitoring to notify you of any new exposures.
SCREEN PHONE CALLS IN REAL TIME:
- Screen callers by asking them to identify themselves before your phone rings with our automatic answering service.
- Get transcriptions of the caller’s response in real-time: We deliver the call screening report as your device is ringing.
FIGHT SPAM WITH ANSWER BOTS:
- Send spammers to lengthy recordings provided by Robokiller.
- Choose from a variety of Answer Bots that will give spammers a taste of their own medicine, blocking them in style.
- Enjoy listening to blocked & recorded calls.
REPORT SPAMMERS:
- Join the fight against robocalls by reporting any specific number or unknown caller.
- Check the scam activity in your state
What's new in 24.7.7
Bug fixes and performance improvements.