# Rot13 (Unix Flashback) vs TextCrypt

The clearest difference is rating: Rot13 (Unix Flashback) at 5.0 against TextCrypt's 4.5. Rot13 (Unix Flashback) also leads on in-app purchases (none vs 3) and ads (none vs shown). TextCrypt's advantage is update cadence (monthly vs every 26 months) and review sentiment (100% vs 75%). On price, ratings volume and device support there is nothing between them.

Both are free to download. TextCrypt sells 3 in-app purchases, starting at $3.99 per month. Rot13 (Unix Flashback) asks for nothing beyond the download.

Rot13 (Unix Flashback) holds the better App Store score, 5.0 against 4.5. Both are backed by a comparable volume of ratings — 2 and 4 respectively. Written reviews complicate that: 75% of Rot13 (Unix Flashback)'s written reviews are positive against 100% of TextCrypt's, so the app with the better star average is not the one people write more warmly about.

Rot13 (Unix Flashback) ships an update every 26 months, TextCrypt monthly. The most recent releases landed on September 16, 2026 and September 30, 2026 respectively.

## The numbers

| Metric | Rot13 (Unix Flashback) | TextCrypt |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/rot13-unix-flashback/id995122989/reviews)** | [4.5 (4 ratings)](https://appshunter.io/ios/app/textcrypt-encrypted-storage/id1595447434/reviews) |
| Number of ratings | 2 | **4** |
| Positive reviews | 75.0% of reviews | **100.0% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 26 months | **Monthly** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 1 MB | 96 MB |
| Requires iOS | 18.0 | **13.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Macplugins](https://appshunter.io/developer/364191414) | [Eleetra (Private) Limited](https://appshunter.io/developer/1759136235) |

## What reviewers say

### Rot13 (Unix Flashback)

[App page](https://appshunter.io/ios/app/rot13-unix-flashback/id995122989)

This utility app performs a simple letter substitution cipher, rotating English letters by 13 positions. It's useful for obscuring text like spoilers or sensitive content from casual viewers. You can type directly, share text from other apps, or integrate it with shortcuts.

**Highlights:** Letter substitution cipher, Rotate by 13 positions, Hide spoilers and sensitive content, Share text from other apps, Integrate with shortcuts

**Features:** macOS Compatibility

**In-app purchases:** none


### TextCrypt

[App page](https://appshunter.io/ios/app/textcrypt-encrypted-storage/id1595447434)

Securely encrypt notes, files, and passwords with military-grade encryption. Protect your digital life with a robust password manager and optional cloud sync. Keep your sensitive information private and accessible only to you.

**Highlights:** Text Encryption, File Encryption, Password Locker, AES-256-bit Encryption, Granular Passwords, Optional Cloud Sync, Secure Sharing

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| TextCrypt Pro - Monthly | $3.99 | per month |
| TextCrypt Pro - Yearly | $29.99 | per year |
| Ad-Free | $2.99 | one-time |


## Frequently asked questions

### Is Rot13 (Unix Flashback) free?

Rot13 (Unix Flashback) is free to download, with no in-app purchases.

### Is TextCrypt free?

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

### Which has better reviews, Rot13 (Unix Flashback) or TextCrypt?

Rot13 (Unix Flashback) is rated higher. Rot13 (Unix Flashback) averages 5.0 out of 5 from 2 ratings, while TextCrypt averages 4.5 from 4 ratings.

### Do Rot13 (Unix Flashback) or TextCrypt have ads?

TextCrypt shows ads; Rot13 (Unix Flashback) does not.

### Which is updated more often, Rot13 (Unix Flashback) or TextCrypt?

Rot13 (Unix Flashback) ships an update every 26 months, and TextCrypt monthly. Most recently, Rot13 (Unix Flashback) was updated on September 16, 2026 and TextCrypt on September 30, 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.*