# Crypto String - AES Encrypt — Base64 Encoder & Secure Text

> Base64 Encoder & Secure Text (iPhone/iPad app by Xu Wang.)

- Source: https://appshunter.io/ios/app/crypto-string-aes-encrypt/id6754283595 (this page in markdown: same URL + `.md`)
- Developer: [Xu Wang](https://appshunter.io/developer/1216698112)
- Category: Utilities
- Price: $0.99
- Age rating: 4+
- Requires: iOS 18.0 · 0 MB
- Languages: German (Germany), Japanese, French (France), Chinese (Simplified, China), Chinese (Traditional, Taiwan), American English, Brazilian Portuguese, European Spanish, Korean
- Released: 2025-10-29
- Data updated: 2026-08-22
- User reviews in markdown: https://appshunter.io/ios/app/crypto-string-aes-encrypt/id6754283595/reviews.md

## What is Crypto String?

Crypto String is the ultimate secure text encryption app using military-grade AES-256-GCM with authentication. Protect your sensitive information with powerful encryption and Base64 encoding — all 100% offline and private.

Core Features
• AES-256-GCM Encryption – Military-grade algorithm with custom keys for unique results
• Base64 Encode/Decode – Fast and reliable for data transmission and storage
• File Import – Directly import text/keys from local files or iCloud Drive
• Smart Key Management – Import keys + eye-icon toggle to view/hide safely
• History Records – Auto-save last 10 operations with key hints (only first 4 chars)
• Multilingual Interface – Automatic language switching
• Dark Mode + iOS Native – Built with Apple CryptoKit for maximum security

Security First
• 100% Local Processing – Nothing uploaded to cloud
• No data collection, no accounts, no tracking
• Keys never stored in plain text
• One-time purchase, no ads, no subscriptions

Perfect for protecting passwords, notes, private messages, or business data. Simple, fast, and truly private.

Download Crypto String now and encrypt with confidence!


## Version history (last 4 releases)

### 1.0.5 — 2026-07-26

Version 1.0.5
• Import text and keys from Files & iCloud Drive
• New eye-icon to safely show or hide your key
• Refined settings layout and dark mode
• Performance and stability improvements

### 1.0.4 — 2026-03-13

fix bugs

### 1.0.2 — 2025-11-14

fix bugs

### 1.0.0 — 2025-10-29

No release notes.

## Apps similar to Crypto String

| App | Rating | Price | Category |
| --- | --- | --- | --- |
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| [Virtual Number SMS - Smaryo](https://appshunter.io/ios/app/virtual-number-sms-smaryo/id6755517560) | 2.6 (5) | Free | Utilities |
| [AES256 Encrypt and Decrypt](https://appshunter.io/ios/app/aes256-encrypt-and-decrypt/id6467244017) | 4.0 (4) | Free | Utilities |

## More apps by Xu Wang

- [番茄单词: 四六级单词学习利器](https://appshunter.io/ios/app/id6744610110)
- [WordGlean - Kindle Highlights](https://appshunter.io/ios/app/wordglean-kindle-highlights/id6747628668)
- [Focus Garden Focus Timer](https://appshunter.io/ios/app/focus-garden-focus-timer/id6749497427)
- [ShotLog Basketball Tracker](https://appshunter.io/ios/app/shotlog-basketball-tracker/id6755907811)
- [AirScreen DLNA Receiver](https://appshunter.io/ios/app/airscreen-dlna-receiver/id6759788943)

All apps by Xu Wang: https://appshunter.io/developer/1216698112

## Related topics

[aes indiana](https://appshunter.io/ios/topics/aes-indiana) · [aes encryption](https://appshunter.io/ios/topics/aes-encryption) · [aes ohio](https://appshunter.io/ios/topics/aes-ohio)

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-08-22.*