Caller ID: Spam Call Blocker is a productivity utility for iOS that identifies and blocks spam, scam, and robocalls using a global database.
The App DNA
What makes this app unique?
The app removes the cognitive cost of screening unknown calls by automating the identification and blocking of suspicious numbers before they reach the user.
For Mobile users seeking protection from telemarketing, robocalls, and potential phone-based fraud.
What does it look like?
Key features
Identifies incoming calls as spam or scam using a global database.
Blocks identified spam numbers in real time based on global reports.
Searchable database to identify unknown callers and verify safety.
How much does it cost?
The subscription model relies on auto-renewing billing cycles managed via Apple ID settings, which creates a recurring revenue stream despite the lack of recent feature updates.
Velocity
Dormant developmentopaqueShow more...
The app has reached a state of inactivity, with no new feature builds or updates released in the last 420 days. Development momentum is non-existent, and the lack of recent activity suggests the project is no longer being actively maintained. The last recorded update provided only minor bug fixes and performance optimizations.
Who built it?
Berkant Dagtekin
3 apps tracked · Productivity
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EV - Charging Stations MapUser 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 Caller ID: spam call blocker
How's the Productivity market?
Caller ID: Spam Call Blocker occupies a niche in the productivity category, but its lack of updates since mid-2025 limits its ability to gain traction. The reliance on a subscription model without a corresponding development cadence creates a misalignment between user value and cost.
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Access the full report for freeThe Analyst's Read
Key takeaways for Caller ID: spam call blocker
Where is it heading?
Users report: The spam-blocking market is consolidating around apps with high-frequency update cadences that adapt to evolving fraud patterns. Caller ID: Spam Call Blocker remains in a maintenance-only state, which leaves it exposed to more agile rivals and limits its ability to retain users in the long term.
- Users report: The 14-month development gap indicates a maintenance-only posture, which prevents the app from countering new fraud tactics and accelerates user churn.
- Stagnant feature development in a high-velocity security category reduces the app's competitive relevance, making it difficult to justify a subscription model.
The SWOT
- Lightweight, privacy-first design appeals to users seeking minimal overhead
- Implement community-driven reporting to improve spam detection accuracy
Next best moves
Ship a feature-update sprint because the 14-month dormancy signals abandonment to users → increase retention
The counter-intuitive read
The app's 14-month dormancy is a feature for…
Read the full takeSince the last report: The product strategy moved from a recommendation to sunset the subscription model to an active investment recommendation, prioritizing a feature-update sprint to mitigate churn risk.
Bottom line
Caller ID: Spam Call Blocker provides a basic utility, but the lack of development since mid-2025 leaves it vulnerable to more active competitors. The PM should prioritize a feature-update sprint to address the 14-month dormancy, as the current maintenance-only state signals a lack of long-term viability.
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Access the full report for freeFAQ
Is Caller ID: Spam Call Blocker free to use?
How does Caller ID: Spam Call Blocker compare to other spam blockers?
Is my data safe with this app?
What are some alternatives to Caller ID: Spam Call Blocker?
Sources
- [1] App Store, source
Report last updated