# BIP39 DECRYPT vs Crypto String

The clearest difference is update cadence: BIP39 DECRYPT at every 6 days against Crypto String's every 4 months. BIP39 DECRYPT also leads on iOS requirement (15.0 vs 18.0). Crypto String's advantage is price ($0.99 vs $1.99). On ads, in-app purchases and device support there is nothing between them.

BIP39 DECRYPT costs $1.99 and Crypto String $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

BIP39 DECRYPT ships an update every 6 days, Crypto String every 4 months. The most recent releases landed on October 3, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | BIP39 DECRYPT | Crypto String |
| --- | --- | --- |
| Price | $1.99 | **$0.99** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 6 days** | Every 4 months |
| Size | 1 MB | 0 MB |
| Requires iOS | **15.0** | 18.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [John Battle](https://appshunter.io/developer/1588794519) | [Xu Wang](https://appshunter.io/developer/1216698112) |

## What reviewers say

### BIP39 DECRYPT

[App page](https://appshunter.io/ios/app/bip39-decrypt/id6444199136)

**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 BIP39 DECRYPT free?

BIP39 DECRYPT costs $1.99, with no in-app purchases.

### Is Crypto String free?

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

### Do BIP39 DECRYPT or Crypto String have ads?

Neither BIP39 DECRYPT nor Crypto String shows ads.

### Which is updated more often, BIP39 DECRYPT or Crypto String?

BIP39 DECRYPT ships an update every 6 days, and Crypto String every 4 months. Most recently, BIP39 DECRYPT was updated on October 3, 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.*