# Stop vs Silter

The clearest difference is rating: Stop at 4.0 against Silter's 3.3. Stop also leads on in-app purchases (none vs 6). Silter's advantage is update cadence (every 4 weeks vs every 4 months). On price, review sentiment, ratings volume and ads there is nothing between them.

Both are free to download. Silter sells 6 in-app purchases, starting at $4.99 per 7 days. Stop asks for nothing beyond the download.

Stop holds the better App Store score, 4.0 against 3.3. Both are backed by a comparable volume of ratings — 2 and 4 respectively. Written reviews split almost evenly too, at 0% and 0% positive.

Stop ships an update every 4 months, Silter every 4 weeks. Both last shipped on November 3, 2026.

## The numbers

| Metric | Stop | Silter |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.0 (2 ratings)](https://appshunter.io/ios/app/stop-sms-filter/id6465690673/reviews)** | [3.3 (4 ratings)](https://appshunter.io/ios/app/silter-sms-spam-blocker/id6466715635/reviews) |
| Number of ratings | 2 | **4** |
| Positive reviews | 0.0% of reviews | 0.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 4 weeks** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 1 MB | 81 MB |
| Requires iOS | 17.0 | 17.0 |
| Devices | iPhone | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [fares.net](https://appshunter.io/developer/374050675) | [Yusuf Demirci](https://appshunter.io/developer/1668297071) |

## What reviewers say

### 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


### Silter

[App page](https://appshunter.io/ios/app/silter-sms-spam-blocker/id6466715635)

This app uses AI to automatically detect and block unwanted SMS messages, such as scams and ads. It offers country-specific protection and allows users to create custom blocking rules while ensuring complete privacy by processing all data locally on the device.

**Highlights:** AI-powered spam detection, Country and region-based protection, Customizable filter rules, 100% privacy-first, local processing, Ad-free experience, Lightweight and easy to use

**Features:** macOS Compatibility, Family Sharing, Vision Pro support

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium | $4.99 | per 7 days |
| Premium | $9.99 | per month |
| Premium Access | $9.99 | per 7 days |
| Premium Access | $9.99 | per 7 days |
| Premium | $19.99 | per year |
| Premium yearly with trial | $49.99 | per year |


## Frequently asked questions

### Is Stop free?

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

### Is Silter free?

Silter is free to download, with in-app purchases available.

### Which has better reviews, Stop or Silter?

Stop is rated higher. Stop averages 4.0 out of 5 from 2 ratings, while Silter averages 3.3 from 4 ratings.

### Do Stop or Silter have ads?

Neither Stop nor Silter shows ads.

### Which is updated more often, Stop or Silter?

Stop ships an update every 4 months, and Silter every 4 weeks. Most recently, Stop was updated on November 3, 2026 and Silter on November 3, 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.*