# AES256 Encrypt and Decrypt vs Crypto String

The clearest difference is price: AES256 Encrypt and Decrypt at Free against Crypto String's $0.99. AES256 Encrypt and Decrypt also leads on update cadence (every 8 days vs every 4 months) and iOS requirement (13.0 vs 18.0). Crypto String's advantage is in-app purchases (none vs 1). On ads and device support there is nothing between them.

AES256 Encrypt and Decrypt is free to download; Crypto String costs $0.99 up front. AES256 Encrypt and Decrypt sells 1 one-off in-app purchase. Crypto String asks for nothing beyond the download.

AES256 Encrypt and Decrypt ships an update every 8 days, Crypto String every 4 months. The most recent releases landed on September 8, 2026 and September 19, 2026 respectively.

## The numbers

| Metric | AES256 Encrypt and Decrypt | Crypto String |
| --- | --- | --- |
| Price | **Free** | $0.99 |
| Rating | **[4.0 (4 ratings)](https://appshunter.io/ios/app/aes256-encrypt-and-decrypt/id6467244017/reviews)** | — |
| Number of ratings | **4** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 8 days** | Every 4 months |
| Monetization | Free with in-app purchases | — |
| Size | 5 MB | 0 MB |
| Requires iOS | **13.0** | 18.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Le Vu](https://appshunter.io/developer/888757091) | [Xu Wang](https://appshunter.io/developer/1216698112) |

## What reviewers say

### AES256 Encrypt and Decrypt

[App page](https://appshunter.io/ios/app/aes256-encrypt-and-decrypt/id6467244017)

This utility encrypts and decrypts data using the robust AES256 algorithm with a 256-bit key and GCM mode. It offers strong password protection to safeguard sensitive information from unauthorized access, making it ideal for securing personal and financial data.

**Highlights:** AES256 encryption/decryption, 256-bit key length, GCM mode support, Strong password protection, Easy to use interface, Secure sensitive data

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $0.99 | one-time |


### 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 AES256 Encrypt and Decrypt free?

AES256 Encrypt and Decrypt is free to download, with in-app purchases available.

### Is Crypto String free?

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

### Do AES256 Encrypt and Decrypt or Crypto String have ads?

Neither AES256 Encrypt and Decrypt nor Crypto String shows ads.

### Which is updated more often, AES256 Encrypt and Decrypt or Crypto String?

AES256 Encrypt and Decrypt ships an update every 8 days, and Crypto String every 4 months. Most recently, AES256 Encrypt and Decrypt was updated on September 8, 2026 and Crypto String on September 19, 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.*