# Arca by Privacy Everywhere vs Sands Encrypted Chat App

Arca by Privacy Everywhere and Sands Encrypted Chat App are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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, Sands Encrypted Chat App every 4 days. The most recent releases landed on October 5, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | Arca by Privacy Everywhere | Sands Encrypted Chat App |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Weekly | **Every 4 days** |
| Monetization | Free | — |
| Size | 38 MB | 158 MB |
| Requires iOS | 15.0 | **14.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Privacy Everywhere ApS](https://appshunter.io/developer/1429670189) | [Innobins Decision Science](https://appshunter.io/developer/1465692066) |

## 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


### Sands Encrypted Chat App

[App page](https://appshunter.io/ios/app/sands-encrypted-chat-app/id1616382002)

**Features:** macOS Compatibility, Siri integration

**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 Sands Encrypted Chat App free?

Sands Encrypted Chat App is free to download, with no in-app purchases.

### Do Arca by Privacy Everywhere or Sands Encrypted Chat App have ads?

Neither Arca by Privacy Everywhere nor Sands Encrypted Chat App shows ads.

### Which is updated more often, Arca by Privacy Everywhere or Sands Encrypted Chat App?

Arca by Privacy Everywhere ships an update weekly, and Sands Encrypted Chat App every 4 days. Most recently, Arca by Privacy Everywhere was updated on October 5, 2026 and Sands Encrypted Chat App on October 7, 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.*