SPAM-SMS

SPAM-SMS

By Ali Salem

SPAM-SMS is an iOS utility that filters incoming messages from unknown senders using user-defined keywords and phone number blacklists.

The App DNA

What makes this app unique?

The app removes the cognitive cost of manual message sorting by automating the redirection of spam into a system-managed folder.

For iOS users seeking to filter spam messages from unknown senders using native system integration.

What does it look like?

Key features

Keyword-based SMS Blockingstandard

Filters incoming messages containing specific user-defined words into the trash.

Phone Number Blackliststandard

Blocks messages from specific phone numbers added to the user-managed block list.

iOS Message Extensionstandard

Integrates with system-level message filtering via Settings > Messages > Filter Unknown Senders.

How much does it cost?

freeFully free with unlimited block list capacity

The app operates as a free utility with ad-supported monetization.

Velocity

Dormant developmentopaqueShow more...

Development has ceased, with no updates or feature releases in over 1,000 days. The app remains in a zombie state, as the last recorded activity was a minor bug fix released in late 2023. There is no evidence of ongoing maintenance or operational support for the platform.

See all version history

Who built it?

Ali Salem

3 apps tracked · Utilities

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User Sentiment

What do users think recently?

The recent review mood reads mixed. Users appreciate the application provides a straightforward and accessible user experience for those seeking a free utility.

How are ratings & reviews evolving?

App Store
4.40 · 5

What users say, by theme

What Users Love
  • The application provides a straightforward and accessible user experience for those seeking a free utility
What Frustrates Users
  • Frequent advertisement interruptions detract from the experience for users expecting a completely free utility

2 of 2 recent reviews analyzed · limited sample

Read the full review analysis

Competition

Competitive landscape for SPAM-SMS

How's the Utilities market?

SPAM-SMS operates as a free utility within the iOS Utilities category. Its reliance on native system settings limits its differentiation, as it functions primarily as an interface for Apple's built-in filtering capabilities.

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The rivals identified

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The Analyst's Read

Key takeaways for SPAM-SMS

Where is it heading?

The market for basic SMS filtering is increasingly dominated by Apple's native system updates, which reduce the need for third-party utilities. SPAM-SMS remains stable but faces long-term obsolescence unless it provides value beyond basic keyword filtering.

  • The app has remained in maintenance mode for over two years, indicating a stable but stagnant feature set.
  • Ad-supported monetization continues to drive negative sentiment among users who expect a completely free utility.

The SWOT

Core Strengths
  • Native iOS integration via system-level message filtering
Critical Frictions 1 weakness inside
Growth Levers
  • Implementing a premium, ad-free tier could capture users
Market Threats 1 threat identified

Next best moves

1 Pivot

Remove ad-supported monetization because user reviews flag ads as the primary complaint → improve retention

The counter-intuitive read

The app's lack of updates is a feature, not a bug…

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Bottom line

SPAM-SMS serves a niche for manual SMS filtering, but the ad-supported model conflicts with the utility's simple, free-access promise. Transitioning to a clean, ad-free experience would solidify its position as a reliable, low-friction tool for users.

Unlock 1 critical friction, 1 market threat and the analyst’s take.

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FAQ

Is SPAM-SMS free to use?
Yes, SPAM-SMS is free, though it includes advertisements that some users find intrusive.
Does SPAM-SMS work with my contacts?
No, the app is designed to filter only unknown senders who are not in your contact list.
How do I enable SPAM-SMS filtering?
You must enable it in your iPhone settings under Messages > Filter Unknown Senders.

Sources

  1. [1] App Store

Report last updated

Disclosure: Independent intel to help mobile builders succeed.

AI-powered analysis with automated quality gates, built from publicly available sources. Marlvel.ai is not affiliated with, endorsed by, or sponsored by SPAM-SMS, its developer, the app publisher, Apple, or Google Play. All trademarks, logos, and screenshots referenced remain the property of their respective owners.

Cite this report

Marlvel.ai. “SPAM-SMS Intelligence Report.” Updated Oct 9, 2026. https://marlvel.ai/apps/spam-sms

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