# EZ短信 vs Crypto String

The clearest difference is update cadence: EZ短信 at monthly against Crypto String's every 4 months. EZ短信 also leads on iOS requirement (12.0 vs 18.0). On price, ads, in-app purchases and device support there is nothing between them.

EZ短信 costs $0.99 and Crypto String $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

EZ短信 ships an update monthly, Crypto String every 4 months. The most recent releases landed on September 22, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | EZ短信 | Crypto String |
| --- | --- | --- |
| Price | $0.99 | $0.99 |
| Positive reviews | 75.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Monthly** | Every 4 months |
| Monetization | Paid | — |
| Size | 33 MB | 0 MB |
| Requires iOS | **12.0** | 18.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [铃响 黄](https://appshunter.io/developer/1575502718) | [Xu Wang](https://appshunter.io/developer/1216698112) |

## What reviewers say

### EZ短信

[App page](https://appshunter.io/ios/app/ez/id1547733249)

This utility app intelligently filters unwanted messages using an AI model trained on real SMS data. It offers customizable rules for blocking numbers, keywords, and combinations, ensuring privacy with offline functionality.

**Highlights:** AI-powered spam filtering, Customizable blocking rules, Number blocking, Keyword filtering, Offline blocking for privacy, Intelligent message classification

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

**In-app purchases:** none


### Crypto String

[App page](https://appshunter.io/ios/app/crypto-string-aes-encrypt/id6754283595)

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

**In-app purchases:** none


## Frequently asked questions

### Is EZ短信 free?

EZ短信 costs $0.99, with no in-app purchases.

### Is Crypto String free?

Crypto String costs $0.99, with no in-app purchases.

### Do EZ短信 or Crypto String have ads?

Neither EZ短信 nor Crypto String shows ads.

### Which is updated more often, EZ短信 or Crypto String?

EZ短信 ships an update monthly, and Crypto String every 4 months. Most recently, EZ短信 was updated on September 22, 2026 and Crypto String on October 6, 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.*