# Cryptic Writings vs Letter Vault

The clearest difference is ads: Cryptic Writings at none against Letter Vault's shown. Cryptic Writings also leads on device support (3 vs 1) and iOS requirement (12.0 vs 17.0). Letter Vault's advantage is update cadence (every 3 days vs every 5 months). On price and in-app purchases there is nothing between them.

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

Cryptic Writings ships an update every 5 months, Letter Vault every 3 days. The most recent releases landed on October 1, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | Cryptic Writings | Letter Vault |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 5 months | **Every 3 days** |
| Size | 61 MB | 6 MB |
| Requires iOS | **12.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Lavish Software Solutions SRL](https://appshunter.io/developer/1795329843) | [VASSIM RAHIM](https://appshunter.io/developer/1854193429) |

## What reviewers say

### Cryptic Writings

[App page](https://appshunter.io/ios/app/cryptic-writings-cryptograms/id6741738248)

**In-app purchases:** none


### Letter Vault

[App page](https://appshunter.io/ios/app/letter-vault/id6755490885)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Cryptic Writings free?

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

### Is Letter Vault free?

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

### Do Cryptic Writings or Letter Vault have ads?

Letter Vault shows ads; Cryptic Writings does not.

### Which is updated more often, Cryptic Writings or Letter Vault?

Cryptic Writings ships an update every 5 months, and Letter Vault every 3 days. Most recently, Cryptic Writings was updated on October 1, 2026 and Letter Vault on October 12, 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.*