# SMS Spam Filter vs Stop

The clearest difference is review sentiment: SMS Spam Filter at 82% against Stop's 0%. SMS Spam Filter also leads on iOS requirement (15.0 vs 17.0). Stop's advantage is rating (4.0 vs 3.0) and update cadence (every 4 months vs every 15 months). On price, ratings volume, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Stop holds the better App Store score, 4.0 against 3.0. Both are backed by a comparable volume of ratings — 2 and 2 respectively. Written reviews complicate that: 82% of SMS Spam Filter's written reviews are positive against 0% of Stop's, so the app with the better star average is not the one people write more warmly about.

SMS Spam Filter ships an update every 15 months, Stop every 4 months. The most recent releases landed on September 19, 2026 and August 13, 2026 respectively.

## The numbers

| Metric | SMS Spam Filter | Stop |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.0 (2 ratings)](https://appshunter.io/ios/app/sms-spam-filter/id1601620245/reviews) | **[4.0 (2 ratings)](https://appshunter.io/ios/app/stop-sms-filter/id6465690673/reviews)** |
| Number of ratings | 2 | 2 |
| Positive reviews | **81.8% of reviews** | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 15 months | **Every 4 months** |
| Monetization | Free | Free |
| Size | 10 MB | 1 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [RON DIJITAL YAZILIM BILISIM PAZARLAMA VE TICARET LIMITED SIRKETI](https://appshunter.io/developer/1601620247) | [fares.net](https://appshunter.io/developer/374050675) |

## What reviewers say

### SMS Spam Filter

[App page](https://appshunter.io/ios/app/sms-spam-filter/id1601620245)

Block unwanted messages by entering keywords. This utility app helps you filter out spam and other messages you don't wish to receive, keeping your inbox clean. It's designed for simplicity and effectiveness in managing your SMS communications.

**Highlights:** Keyword-based message filtering, Block unwanted SMS, Clean inbox management, Simple keyword entry

**Features:** macOS Compatibility

**In-app purchases:** none


### Stop

[App page](https://appshunter.io/ios/app/stop-sms-filter/id6465690673)

This app acts as a defense against unwanted text messages. It allows users to create custom rules and block lists to filter incoming messages based on keywords and patterns, ensuring a clean inbox. Filters can be exported and imported for backup and sharing.

**Highlights:** Customizable SMS filtering rules, Predefined and custom block lists, Filter by text patterns and keywords, Export and import filters, Privacy-focused, no data collection, Organize and maintain a clean inbox

**In-app purchases:** none


## Frequently asked questions

### Is SMS Spam Filter free?

SMS Spam Filter is free to download, with no in-app purchases.

### Is Stop free?

Stop is free to download, with no in-app purchases.

### Which has better reviews, SMS Spam Filter or Stop?

Stop is rated higher. SMS Spam Filter averages 3.0 out of 5 from 2 ratings, while Stop averages 4.0 from 2 ratings.

### Do SMS Spam Filter or Stop have ads?

Neither SMS Spam Filter nor Stop shows ads.

### Which is updated more often, SMS Spam Filter or Stop?

SMS Spam Filter ships an update every 15 months, and Stop every 4 months. Most recently, SMS Spam Filter was updated on September 19, 2026 and Stop on August 13, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*