Comparison

SMS Spam Block vs Cuspart

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

Head to head
About

SMS Spam Block

Block unwanted text messages by blacklisting keywords or filtering messages from unknown senders. Maintain a whitelist for essential service messages like activation codes. All filtering is performed securely on your device.

Highlights
  • Block keywords
  • Filter unknown senders
  • Whitelist exceptions
  • On-device filtering
  • Secure and private
Features
Read full description

Get rid of annoying text spam. Blacklist keywords from unwanted messages or just filter away everything you get from unknown senders. Add exceptions to the whitelist to avoid filtering useful service messages like activation codes or one time passwords. SMS Spam Block is secure, all filtering is done on the device. SMS Spam Block is FREE with no ads or in-app purchases.

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

SMS Spam Block3 screens
Cuspart4 screens

Verdict

The call

The clearest difference is review sentiment: SMS Spam Block at 58% against Cuspart's 0%. SMS Spam Block also leads on in-app purchases (none vs 3) and ads (none vs shown). On price and device support 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. Cuspart sells 3 in-app purchases, starting at $1.99 per month. SMS Spam Block asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

SMS Spam Block holds the better App Store score, 4.0 against 3.7. Both are backed by a comparable volume of ratings — 9 and 3 respectively. Written reviews point the same way: 58% of SMS Spam Block's written reviews are positive against 0% of Cuspart's.

UpkeepUpdate frequency

SMS Spam Block ships an update every 3 weeks, Cuspart every 5 months. Both last shipped on November 3, 2026.

Scorecard8 real differences · 2 level
SMS Spam Block versus Cuspart: the parameters behind the verdict, then further details
ParameterSMS Spam BlockCuspart
PriceFreeFree
Rating4.0 (9 ratings) — better3.7 (3 ratings)
Positive reviews58.3% of reviews — better0.0% of reviews
Number of ratings9 — better3
Update frequencyEvery 3 weeks — betterEvery 5 months
AdsNo — betterYes
In-app purchasesNo — betterYes
MonetizationFree — betterFree with in-app purchases
DevicesiPhone, iPodiPhone, iPod
Requires iOS11.0 — better13.4
Further details — not scored
Size17 MB11 MB
Age rating4+4+
DeveloperVictor PavlychkoMustafa Tolga DALBUDAK

Customer experience

SMS Spam Block

All ratings8 ratings
Positive75.0%
Neutral0.0%
Negative25.0%
Written reviews24 reviews
Positive58.3%
Neutral8.3%
Negative33.3%

Cuspart

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

In-app purchases

None

SMS Spam Block

No in-app purchases

3 purchases

Cuspart

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

Questions

Is SMS Spam Block free?
SMS Spam Block is free to download, with no in-app purchases.
Is Cuspart free?
Cuspart is free to download, with in-app purchases available.
Which has better reviews, SMS Spam Block or Cuspart?
SMS Spam Block is rated higher. SMS Spam Block averages 4.0 out of 5 from 9 ratings, while Cuspart averages 3.7 from 3 ratings.
Do SMS Spam Block or Cuspart have ads?
Cuspart shows ads; SMS Spam Block does not.
Which is updated more often, SMS Spam Block or Cuspart?
SMS Spam Block ships an update every 3 weeks, and Cuspart every 5 months. Most recently, SMS Spam Block was updated on November 3, 2026 and Cuspart on November 3, 2026.

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