Comparison

Robocall Blocker vs Cuspart

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Robocall Blocker

This app blocks unwanted spam and robocalls, and filters spam text messages. It features a large, community-updated database of spam numbers and allows users to choose between identifying or completely blocking calls. Contacts are never blocked.

Highlights
  • Block spam calls
  • Filter spam SMS
  • Large spam number database
  • Community-reported numbers
  • Identify or block calls
  • Whitelists contacts
  • Report unwanted calls/SMS
Read full description

Want to block spam calls or unwanted calls? Are you looking for an easy to use and effective call blocker and sms filtering/blocker app? “Robocall Blocker - Roblock” is the only app you need to avoid unwanted phone calls or SMS. It not only blocks numbers that you identify as spam, but also has a list of spam numbers that can be blocked automatically. Say goodbye to Spam and Robo calls! Our call blocker would block or identify all those annoying calls and make sure they do not call you. This call blocker app is super easy to use and extremely powerful. HUGE & RELIABLE CALL BLOCKING DATABASE - 800,000+ spam numbers are on our database (US alone!), and it keeps growing by 1000's of numbers each day - All countries are supported. Call Blocking details are managed separately for each country. UP TO DATE NUMBERS FROM THE COMMUNITY - Got a spam call that wasn't blocked or identified? Report it and after a quick verification it would be blocked too, for you and for the sake of all our users. - If you believe a number is being blocked and shouldn't you could also report it - Database is being updated in real time after proper verification UNDER YOUR OWN CONTROL - You can select if you just want to identify spam or robocall numbers (so you could decide if to answer that call) or block them completely. NEVER BLOCK YOUR CONTACTS - To be extra safe we would whitelist all your contacts (optional) so they would never be blocked. Here to inform you that we never upload any of your contact details outside the device to any server, all whitelisting processes are done completely on your device locally. EASILY REPORT UNWANTED CALLS OR SMS MESSAGES Users can now report unwanted calls directly from recents tab on the phone app (by swipe left on the number) or from the messages app using the "Report Message" button when available. To enable this feature, you need to go to Settings app > Phone > SMS/Call Reporting and select "Roblock" To report a call, go to "Recents" tab on Phone app > Swipe left > Click "Report” To report a message, Go to the SMS message and click "Report Message" STOP SPAM SMS WITH SMS FILTERING Block Spam SMS messages with our filtering option. To enable this feature go to Settings app > Messages > Unknown & Spam > Select "Roblock" **Our app is completely free without the premium features** PREMIUM FEATURES - Get access to the most recent updated blocking list - Enable Neighbor Spoofing Blocking All subscription plans are being offered with 7-days free trial so you could make sure that fits your needs. See subscription information for more details. Blocking list updates could take a few minutes (depending on your connection and region). Download Roblock now and stop wasting your time answering those time consuming calls! SUBSCRIPTION AUTO-RENEWAL Subscription period is monthly or yearly. It renews automatically Price for subscriptions package will be seen in the payment screen Payment will be charged to iTunes Account at confirmation of purchase Subscription automatically renews unless auto-renew is turned off at least 24-hours before the end of the current period Account will be charged for renewal within 24-hours prior to the end of the current period, and identify the cost of the renewal Subscriptions may be managed by the user and auto-renewal may be turned off by going to the user's Account Settings after purchase Any unused portion of a free trial period, if offered, will be forfeited when the user purchases a subscription to that publication, where applicable You can cancel your subscription following this guide: https://support.apple.com/en-us/HT202039 USEFUL LINKS Privacy policy: http://callblocker.shesek.co/html/privacy-policy-general.html Terms: http://callblocker.shesek.co/html/terms.html Subscription Details: http://callblocker.shesek.co/html/subscriptionInfo.html If you like the app please support us by writing an honest review on the App Store. Thank you!

About

Cuspart

This app helps you block unwanted calls and protect your privacy. It operates locally on your device, ensuring your data remains secure. Easily add numbers to a block list and enjoy uninterrupted peace.

Highlights
  • Block unwanted numbers
  • Local data operation
  • User-friendly interface
  • Privacy protection
  • Simple blocking process
Features
Read full description

Introducing Cuspart: Call Blocker, the simple and highly effective app designed to protect your privacy and give you control over unwanted calls. With Cuspart, you can effortlessly block any number of your choice, freeing yourself from annoying interruptions and unsolicited calls. Cuspart: Call Blocker operates entirely on your device, ensuring that your personal information remains secure and private. We prioritize your privacy, and rest assured, we never collect or send any data you input to external sources. Your peace of mind is our top priority. Using Cuspart: Call Blocker is a breeze. Just enter the number you wish to block, and let the app take care of the rest. Say goodbye to unwanted calls without a second thought, as Cuspart efficiently filters out incoming calls from blocked numbers, keeping them out of your sight and out of your mind. Key Features of Cuspart: Call Blocker: • Intuitive and user-friendly interface for easy navigation. • Simple and straightforward number blocking process. • Local operation ensures your data stays on your device. • Absolute commitment to protecting your privacy. • Effectively blocks unwanted calls, freeing you from interruptions. Take control of your incoming calls with Cuspart: Call Blocker. Download now and experience the simplicity and effectiveness of this essential app. Say goodbye to unwanted calls and regain control over your privacy. ---------------------------- To support our development, you can contribute with monthly, quarterly, and annual subscriptions. Cuspart: Call Blocker Subscription Plans: 1-Month Subscription: $1,99 3-Month Subscription: $5,99 12-Month Subscription: $12,99 *Prices may vary by location. Payments and Renewal: • Payment will be charged to the iTunes Account at confirmation of purchase. The subscription will automatically renew unless auto-renew is turned off at least 24 hours before the end of the current period. • Renewal fee will be charged 24 hours prior to the end of the current period. • You can manage or turn off auto-renewal anytime through your Account settings after purchase. • The cancellation of the current subscription is not allowed during the active subscription period. Auto-renewal will continue unless turned off at least 24 hours before the end of the current period. Your iTunes account will be charged for renewal within 24 hours prior to the end of the current period. You can manage or turn off auto-renewal anytime after purchase in your Apple ID Account Settings. Privacy Policy: https://www.cuspart.com/privacy-policy-for-mobile-apps/ Terms of Use: https://www.cuspart.com/en/auto-renewal-subscription-agreement-english/

Screenshots

Robocall Blocker4 screens
Cuspart4 screens

Verdict

The call

The clearest difference is review sentiment: Robocall Blocker at 44% against Cuspart's 0%. Robocall Blocker also leads on rating (4.4 vs 3.7) and ads (none vs shown). On price, update cadence, in-app purchases and monetization model there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Robocall Blocker sells 2 in-app purchases, starting at $2.99 per month and Cuspart sells 3 in-app purchases, starting at $1.99 per month. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

Robocall Blocker holds the better App Store score, 4.4 against 3.7. That said, the two scores are not equally well evidenced: Robocall Blocker has 411 ratings behind it against 3, so its average is the more settled of the two. Written reviews point the same way: 44% of Robocall Blocker's written reviews are positive against 0% of Cuspart's.

UpkeepUpdate frequency

Robocall Blocker ships an update every 3 months, Cuspart every 5 months. Both last shipped on October 24, 2026.

Scorecard4 real differences · 6 level
Robocall Blocker versus Cuspart: the parameters behind the verdict, then further details
ParameterRobocall BlockerCuspart
PriceFreeFree
Rating4.4 (411 ratings) — better3.7 (3 ratings)
Positive reviews44.3% of reviews — better0.0% of reviews
Number of ratings411 — better3
Update frequencyEvery 3 months — betterEvery 5 months
AdsNo — betterYes
In-app purchasesYesYes
MonetizationFreemiumFree with in-app purchases
DevicesiPhone, iPodiPhone, iPod
Requires iOS12.0 — better13.4
Further details — not scored
Size26 MB11 MB
Age rating4+4+
DeveloperShesek LLCMustafa Tolga DALBUDAK

Customer experience

Robocall Blocker

All ratings408 ratings
Positive84.6%
Neutral9.1%
Negative6.4%
Written reviews61 reviews
Positive44.3%
Neutral9.8%
Negative45.9%

Cuspart

All ratings3 ratings
Positive66.7%
Neutral0.0%
Negative33.3%
Written reviews1 reviews
Positive0.0%
Neutral0.0%
Negative100.0%

Bugs and requests

Robocall Blocker

Reported bugs

7 issues
  • App crashes when attempting to perform actions
  • Cannot report numbers - spinning wheel with no response
  • Stopped working after initial period despite active subscription
  • Number reporting feature not functioning
  • App fails to enable or activate properly
Show 2 more
  • Incompatibility with certain carrier networks
  • Performance degradation after first month of use

Requested features

7 requests
  • Allow blocking of calls from specific area codes silently
  • Contact-only mode to allow calls from saved contacts only
  • Better number lookup and identification database
  • Easier interface for adding numbers to blocklist
  • Visible blocked call history and statistics
Show 2 more
  • Free version with full features or more generous trial period
  • Better integration with carrier networks

Cuspart

Not enough reviews yet to summarise bugs or requests.

In-app purchases

2 purchases

Robocall Blocker

Subscriptions2
  • Premium Subscription7 Days trial$2.991 Month
  • Premium Subscription7 Days trial$23.991 Year
3 purchases

Cuspart

Subscriptions3
  • Bronze Subscription$1.991 Month
  • Silver Subscription$5.993 Months
  • Gold Subscription$12.991 Year

Questions

Is Robocall Blocker free?
Robocall Blocker is free to download, with in-app purchases available.
Is Cuspart free?
Cuspart is free to download, with in-app purchases available.
Which has better reviews, Robocall Blocker or Cuspart?
Robocall Blocker is rated higher. Robocall Blocker averages 4.4 out of 5 from 411 ratings, while Cuspart averages 3.7 from 3 ratings.
Do Robocall Blocker or Cuspart have ads?
Cuspart shows ads; Robocall Blocker does not.
Which is updated more often, Robocall Blocker or Cuspart?
Robocall Blocker ships an update every 3 months, and Cuspart every 5 months. Most recently, Robocall Blocker was updated on October 24, 2026 and Cuspart on October 24, 2026.

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