# Arca by Privacy Everywhere vs KeyRepoMailIOS

The clearest difference is update cadence: Arca by Privacy Everywhere at weekly against KeyRepoMailIOS's monthly. Arca by Privacy Everywhere also leads on iOS requirement (15.0 vs 26.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Arca by Privacy Everywhere ships an update weekly, KeyRepoMailIOS monthly. The most recent releases landed on October 5, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Arca by Privacy Everywhere | KeyRepoMailIOS |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Weekly** | Monthly |
| Monetization | Free | — |
| Size | 38 MB | 16 MB |
| Requires iOS | **15.0** | 26.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Privacy Everywhere ApS](https://appshunter.io/developer/1429670189) | [Key Repository Limited Liability Company](https://appshunter.io/developer/1689174431) |

## What reviewers say

### Arca by Privacy Everywhere

[App page](https://appshunter.io/ios/app/arca-by-privacy-everywhere/id1429670190)

This email client offers robust PGP encryption for secure communication. Your private keys are generated and stored locally on your device, ensuring they never leave. It seamlessly integrates with other PGP-compatible applications.

**Highlights:** PGP encryption, Local key generation, Private key security, Public key server storage, Compatibility with PGP Standard apps, Supports PGP/mime and old format

**In-app purchases:** none


### KeyRepoMailIOS

[App page](https://appshunter.io/ios/app/keyrepomailios/id6683306652)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Arca by Privacy Everywhere free?

Arca by Privacy Everywhere is free to download, with no in-app purchases.

### Is KeyRepoMailIOS free?

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

### Do Arca by Privacy Everywhere or KeyRepoMailIOS have ads?

Neither Arca by Privacy Everywhere nor KeyRepoMailIOS shows ads.

### Which is updated more often, Arca by Privacy Everywhere or KeyRepoMailIOS?

Arca by Privacy Everywhere ships an update weekly, and KeyRepoMailIOS monthly. Most recently, Arca by Privacy Everywhere was updated on October 5, 2026 and KeyRepoMailIOS on October 25, 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.*