Call Blocker™ is a utility app for iOS that allows users to manually add phone numbers and messages to a block list.
The App DNA
What makes this app unique?
Users hire this app to filter unwanted contact, but the manual-only mechanism requires constant user effort that modern automated solutions have replaced.
For Mobile users seeking to filter unwanted calls and SMS messages from their devices.
What does it look like?
Key features
Allows users to add spam and unwanted numbers to a block list without quantity limits.
Supports call blocking functionality across 239 countries and regions.
How much does it cost?
The app is offered as a free utility with no visible subscription or in-app purchase tiers.
Velocity
Dormant developmentopaqueShow more...
Call Blocker™ - Block Spam has been inactive for 2,849 days, far exceeding the threshold for a zombie classification. The development history shows no activity for over seven years, indicating the project is no longer supported or updated. There is no evidence of recent feature development, bug fixes, or live operations.
Who built it?
User Sentiment
What do users think recently?
How are ratings & reviews evolving?
Not enough recent reviews to extract reliable themes yet.
Read the full review analysisCompetition
Competitive landscape for Call Blocker™ - Block Spam
How's the Utilities market?
Call Blocker™ maintains a 4.5★ rating from 396 reviews, but its last update in 2018 places it outside the competitive cycle of modern, automated spam-filtering utilities.
Read the market outlookThe rivals identified
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Access the full report for freeThe Analyst's Read
Key takeaways for Call Blocker™ - Block Spam
Where is it heading?
The spam-filtering market has consolidated around real-time, crowd-sourced identification engines that provide proactive protection. Call Blocker™ remains in a manual-only state, meaning it will continue to lose relevance as carrier-level and OS-native solutions become the default for users.
- The 2849-day update gap ensures the app will eventually break on new iOS versions, leading to inevitable user churn.
The SWOT
- Unlimited block-list capacity allows users to curate personal spam filters without storage constraints.
- Integration of a community-sourced spam database could modernize the value proposition for current users.
Next best moves
Sunset the app because the 2849-day update gap creates unmanageable technical debt and security risks → preserve brand reputation.
The counter-intuitive read
The app's seven-year silence is not just a failure of maintenance…
Read the full takeSince the last report: The analysis shifted from highlighting the seven-year update hiatus to emphasizing the functional obsolescence of manual-only blocking in the current market.
Bottom line
Call Blocker™ provides a functional manual block-list, but its lack of updates since 2018 makes it a legacy utility, so the PM should prioritize a sunset strategy or a complete rebuild to integrate real-time spam detection.
Unlock 2 critical frictions, 1 market threat and the analyst’s take.
Access the full report for freeSources
- [1] App Store, source
Report last updated