# SMS Shield vs Spam Text Blocker

The clearest difference is rating: Spam Text Blocker at 4.4 against SMS Shield's 3.2. Spam Text Blocker also leads on monetization model (free with in-app purchases vs subscription) and review sentiment (50% vs 18%). SMS Shield's advantage is update cadence (fortnightly vs every 6 weeks) and iOS requirement (11.0 vs 16.0). On price, ratings volume, ads and in-app purchases there is nothing between them.

Both are free to download. SMS Shield sells 3 in-app purchases, starting at $0.99 per month and Spam Text Blocker sells 2 in-app purchases, starting at $3.99 per month. Whichever you choose, the download price is not the number that matters.

Spam Text Blocker holds the better App Store score, 4.4 against 3.2. Both are backed by a comparable volume of ratings — 137 and 137 respectively. Written reviews point the same way: 18% of SMS Shield's written reviews are positive against 50% of Spam Text Blocker's.

SMS Shield ships an update fortnightly, Spam Text Blocker every 6 weeks. The most recent releases landed on October 5, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | SMS Shield | Spam Text Blocker |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.2 (137 ratings)](https://appshunter.io/ios/app/sms-shield/id1248198400/reviews) | **[4.4 (137 ratings)](https://appshunter.io/ios/app/spam-text-blocker-textshield/id6448859008/reviews)** |
| Number of ratings | 137 | 137 |
| Positive reviews | 17.9% of reviews | **50.0% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Fortnightly** | Every 6 weeks |
| Monetization | Subscription | **Free with in-app purchases** |
| Size | 15 MB | 21 MB |
| Requires iOS | **11.0** | 16.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Taphive GmbH](https://appshunter.io/developer/466416247) | [FathomTel, Inc.](https://appshunter.io/developer/1482732721) |

## What reviewers say

### SMS Shield

[App page](https://appshunter.io/ios/app/sms-shield/id1248198400)

This app uses machine learning to automatically filter unwanted SMS messages, including promotions, phishing attempts, and scam texts. It offers features like a frequent traveler mode to block international carrier messages and a custom block list for specific numbers or keywords. All filtering is done offline, ensuring 100% privacy.

**Highlights:** Automatic spam filtering, Frequent traveler mode, Custom block list, Offline filtering, Multi-lingual spam detection

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Classic | $0.99 | per month |
| Silver | $3.99 | per 6 months |
| Gold | $8.49 | per year |

**What reviewers like**

- 👍 Works well for some users
- 👍 Filters spam effectively for some
- 👍 Good for blocking specific keywords for some
- 👍 Worth the price for some users
- 👍 Privacy-focused (messages stay on device)

**What reviewers complain about**

- 🐛 Doesn't work for many users
- 🐛 Fails to filter obvious scams
- 🐛 Still receives spam texts
- 🐛 Sends legitimate texts to junk
- 🐛 Requires manual spam addition

**Reported bugs**

- Filters out legitimate texts
- Doesn't block known spam
- Requires manual input for blocking
- No response from support
- Doesn't block SMS from email

**Requested features**

- More blocking of SMS scams
- Option to mark SMS as spam or not spam
- Ability to whitelist keywords
- Better machine learning/training
- Improved support responsiveness


### Spam Text Blocker

[App page](https://appshunter.io/ios/app/spam-text-blocker-textshield/id6448859008)

This app filters out unwanted spam and scam texts, keeping your inbox clean and organized. It intelligently sorts messages into categories, ensuring you only see important communications. Advanced AI detects and blocks deceptive texts, protecting you from financial loss.

**Highlights:** Spam text blocking, Scam detection, Inbox organization, Transaction/Promotion sorting, AI-powered filtering, Privacy-focused

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| TextShield Pro - Monthly | $3.99 | per month |
| TextShield Pro - Annual | $29.99 | per year |


## Frequently asked questions

### Is SMS Shield free?

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

### Is Spam Text Blocker free?

Spam Text Blocker is free to download, with in-app purchases available.

### Which has better reviews, SMS Shield or Spam Text Blocker?

Spam Text Blocker is rated higher. SMS Shield averages 3.2 out of 5 from 137 ratings, while Spam Text Blocker averages 4.4 from 137 ratings.

### Do SMS Shield or Spam Text Blocker have ads?

Neither SMS Shield nor Spam Text Blocker shows ads.

### Which is updated more often, SMS Shield or Spam Text Blocker?

SMS Shield ships an update fortnightly, and Spam Text Blocker every 6 weeks. Most recently, SMS Shield was updated on October 5, 2026 and Spam Text Blocker 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.*