Call Blocker: Scam Spam Lookup is a subscription-based utility for iOS that filters incoming telemarketing and spam calls using a database of known numbers.
The App DNA
What makes this app unique?
The app removes the cognitive cost of manual call screening, though its current maintenance status limits its efficacy against evolving spam tactics.
For Individuals seeking to reduce unsolicited telemarketing and spam phone calls.
What does it look like?
Key features
Blocks incoming calls from identified telemarketing and spam numbers before they reach the user.
Maintains a list of known robocall numbers to proactively filter incoming traffic.
How much does it cost?
Subscription-only model requiring recurring payments for access to core blocking functionality.
Velocity
Dormant developmentopaqueShow more...
Call Blocker: Scam Spam Lookup has seen no development activity for 1,182 days. The project appears to be abandoned, as the last recorded update consisted only of a minor bug fix. There is no evidence of ongoing maintenance or feature development.
Who built it?
Madduck
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mScanner PDF Document ScannerUser Sentiment
What do users think recently?
Fresh user feedback skews frustrated. Users appreciate early adopters found the initial service simple and fast for blocking unwanted incoming calls.
How are ratings & reviews evolving?
What users say, by theme
- Early adopters found the initial service simple and fast for blocking unwanted incoming calls
- The call blocking mechanism fails to filter spam calls, leading to frequent unwanted interruptions
20 of 20 recent reviews analyzed · moderate confidence · Frustrated overall
Read the full review analysisUnlock 2 more frustration themes, each backed by review evidence.
Access the full report for freeCompetition
Competitive landscape for Call Blocker: Scam Spam Lookup
How's the Utilities market?
Call Blocker maintains a 3.77-star rating across 192 total ratings on iOS. The lack of updates for over 1,100 days signals a product in maintenance mode, which limits its competitive standing against OS-level spam protection.
Read the market outlookThe rivals identified
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Access the full report for freeThe Analyst's Read
Key takeaways for Call Blocker: Scam Spam Lookup
Where is it heading?
The market for third-party spam blocking is consolidating as mobile operating systems integrate these features natively. Call Blocker is poorly positioned to compete given its maintenance-mode status and subscription-only pricing, which will likely accelerate user attrition over the next two quarters.
- The lack of updates for over three years suggests the database is stale, which directly causes the ineffective blocking reported by users.
- Aggressive default settings block legitimate professional calls, leading to negative sentiment and high churn risk among the remaining user base.
The SWOT
- Proactive database filters calls before device rings
- Crowdsourced blacklist to update the blocking database
Next best moves
Sunset the subscription model because the service is in maintenance mode → reduce user frustration and refund requests
The counter-intuitive read
The app's biggest risk is not its lack of updates…
Read the full takeSince the last report: The app's strategic positioning has shifted from a focus on internal maintenance to an acknowledgement of external market consolidation, specifically the threat posed by native OS-level spam blocking. This has resulted in a pivot from planned feature improvements to a proposed sunset of the subscription model.
Bottom line
Call Blocker's reliance on a static database in a subscription model creates a value mismatch that drives churn, as the service fails to filter current spam while blocking legitimate contacts.
Unlock 2 critical frictions, 1 market threat and the analyst’s take.
Access the full report for freeFAQ
Is Call Blocker effective against current spam calls?
Does Call Blocker block important calls?
How do I cancel my subscription?
Sources
- [1] App Store, source
Report last updated