# Sudo Encrypt vs encyfr

The clearest difference is in-app purchases: Sudo Encrypt at none against encyfr's 1. Sudo Encrypt also leads on update cadence (every 9 days vs every 2 months) and iOS requirement (13.0 vs 17.0). On price, ads and device support there is nothing between them.

Both are free to download. encyfr sells 1 in-app purchase, starting at $1.99 per month. Sudo Encrypt asks for nothing beyond the download.

Sudo Encrypt ships an update every 9 days, encyfr every 2 months. The most recent releases landed on October 4, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | Sudo Encrypt | encyfr |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (6 ratings)](https://appshunter.io/ios/app/sudo-encrypt/id1506468136/reviews)** | — |
| Number of ratings | **6** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 9 days** | Every 2 months |
| Monetization | Free | — |
| Size | 2 MB | 2 MB |
| Requires iOS | **13.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, Vision Pro |
| Age rating | 4+ | 4+ |
| Developer | [Shunzhe Ma](https://appshunter.io/developer/1052286218) | [zepsec industries LLC](https://appshunter.io/developer/1650314209) |

## What reviewers say

### Sudo Encrypt

[App page](https://appshunter.io/ios/app/sudo-encrypt/id1506468136)

Securely encrypt and decrypt messages using RSA encryption. Generate your own keypairs, import others' public keys, and sign/verify message signatures. Seamlessly integrate with iMessage for easy sharing of encrypted content.

**Highlights:** Generate RSA keypairs locally, Encrypt messages with public keys, Decrypt messages with private keys, Sign and verify message signatures, iMessage extension for seamless integration, Embed encrypted messages as iMessage objects

**Features:** macOS Compatibility

**In-app purchases:** none


### encyfr

[App page](https://appshunter.io/ios/app/encyfr/id6478423739)

**Features:** macOS Compatibility, Family Sharing

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| encyfr Pro - Monthly | $1.99 | per month |


## Frequently asked questions

### Is Sudo Encrypt free?

Sudo Encrypt is free to download, with no in-app purchases.

### Is encyfr free?

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

### Do Sudo Encrypt or encyfr have ads?

Neither Sudo Encrypt nor encyfr shows ads.

### Which is updated more often, Sudo Encrypt or encyfr?

Sudo Encrypt ships an update every 9 days, and encyfr every 2 months. Most recently, Sudo Encrypt was updated on October 4, 2026 and encyfr on October 10, 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.*