# Simply Filter SMS vs Chain

The clearest difference is in-app purchases: Chain at none against Simply Filter SMS's 3. Chain also leads on iOS requirement (15.1 vs 17.0). Simply Filter SMS's advantage is update cadence (every 9 days vs every 2 months). On price, ads and device support there is nothing between them.

Both are free to download. Simply Filter SMS sells 3 one-off in-app purchases. Chain asks for nothing beyond the download.

Simply Filter SMS ships an update every 9 days, Chain every 2 months. The most recent releases landed on October 25, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | Simply Filter SMS | Chain |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.4 (69 ratings)](https://appshunter.io/ios/app/simply-filter-sms/id1603222959/reviews)** | — |
| Number of ratings | **69** | — |
| Positive reviews | 80.6% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 9 days** | Every 2 months |
| Monetization | Free with in-app purchases | — |
| Size | 8 MB | 31 MB |
| Requires iOS | 17.0 | **15.1** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Adi Ben-Dahan](https://appshunter.io/developer/1603222961) | [MBP Enterprises LTD](https://appshunter.io/developer/1757647426) |

## What reviewers say

### Simply Filter SMS

[App page](https://appshunter.io/ios/app/simply-filter-sms/id1603222959)

This app automatically filters unwanted text messages on your iPhone or iPad. It uses AI and customizable rules to sort messages from unknown senders into categories like Junk, Promotions, or Transactions, all processed on your device for privacy.

**Highlights:** AI-powered spam filtering, Customizable keyword rules, Automatic message categorization, On-device processing for privacy, Support for 10 languages, Trusted country filtering

**Features:** Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Small Tip | $1.99 | one-time |
| Medium Tip | $4.99 | one-time |
| Large Tip | $9.99 | one-time |


### Chain

[App page](https://appshunter.io/ios/app/chain-fi/id6738323591)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Simply Filter SMS free?

Simply Filter SMS is free to download, with in-app purchases available.

### Is Chain free?

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

### Do Simply Filter SMS or Chain have ads?

Neither Simply Filter SMS nor Chain shows ads.

### Which is updated more often, Simply Filter SMS or Chain?

Simply Filter SMS ships an update every 9 days, and Chain every 2 months. Most recently, Simply Filter SMS was updated on October 25, 2026 and Chain on October 15, 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.*