# SMS Junk Filter vs ShieldSMS

The clearest difference is iOS requirement: SMS Junk Filter at 11.0 against ShieldSMS's 18.5. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. SMS Junk Filter sells 1 in-app purchase, starting at $7.99 per year and ShieldSMS sells 3 in-app purchases, starting at $4.99 per month. Whichever you choose, the download price is not the number that matters.

SMS Junk Filter ships an update every 9 days, ShieldSMS weekly. The most recent releases landed on October 21, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | SMS Junk Filter | ShieldSMS |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.2 (16 ratings)](https://appshunter.io/ios/app/sms-junk-filter/id1248160670/reviews)** | — |
| Number of ratings | **16** | — |
| Positive reviews | 38.5% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 9 days | **Weekly** |
| Monetization | Free with in-app purchases | — |
| Size | 30 MB | 19 MB |
| Requires iOS | **11.0** | 18.5 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [RADSense Software](https://appshunter.io/developer/465965041) | [Yasin Karateke](https://appshunter.io/developer/1815817870) |

## What reviewers say

### SMS Junk Filter

[App page](https://appshunter.io/ios/app/sms-junk-filter/id1248160670)

Automatically filters unwanted SMS and MMS messages using AI and a community-powered spam reporting system. Create custom rules to block or allow specific messages and avoid notifications from spam, phishing, and malicious links.

**Highlights:** Automatic SMS spam filtering, AI-powered filtering engine, Customizable blocking rules, Cloud-based spam reporting, Phishing and malicious link detection, Apple Watch notification avoidance

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| SMS Junk Filter | $7.99 | per year |


### ShieldSMS

[App page](https://appshunter.io/ios/app/shieldsms-spam-blocker/id6752028430)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| ShieldSMS Aylık Premium | $4.99 | per month |
| ShieldSMS Yıllık Premium | $29.99 | per year |
| ShieldSMS Ömür Boyu Premium | $99.99 | per year |


## Frequently asked questions

### Is SMS Junk Filter free?

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

### Is ShieldSMS free?

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

### Do SMS Junk Filter or ShieldSMS have ads?

Neither SMS Junk Filter nor ShieldSMS shows ads.

### Which is updated more often, SMS Junk Filter or ShieldSMS?

SMS Junk Filter ships an update every 9 days, and ShieldSMS weekly. Most recently, SMS Junk Filter was updated on October 21, 2026 and ShieldSMS on October 10, 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.*