# Simpler Vault vs CodeMaster4

The clearest difference is price: CodeMaster4 at Free against Simpler Vault's $1.99. CodeMaster4 also leads on device support (3 vs 1) and iOS requirement (15.0 vs 26.0). On update cadence, ads and in-app purchases there is nothing between them.

CodeMaster4 is free to download; Simpler Vault costs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Simpler Vault ships an update every 2 weeks, CodeMaster4 fortnightly. The most recent releases landed on September 29, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | Simpler Vault | CodeMaster4 |
| --- | --- | --- |
| Price | $1.99 | **Free** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Fortnightly |
| Size | 2 MB | 203 MB |
| Requires iOS | 26.0 | **15.0** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Simpler Software](https://appshunter.io/developer/392250183) | [Redt Inc.](https://appshunter.io/developer/1535567812) |

## What reviewers say

### Simpler Vault

[App page](https://appshunter.io/ios/app/simpler-vault/id1094351149)

**Features:** macOS Compatibility

**In-app purchases:** none


### CodeMaster4

[App page](https://appshunter.io/ios/app/codemaster4/id6741621289)

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

**In-app purchases:** none


## Frequently asked questions

### Is Simpler Vault free?

Simpler Vault costs $1.99, with no in-app purchases.

### Is CodeMaster4 free?

CodeMaster4 is free to download, with no in-app purchases.

### Do Simpler Vault or CodeMaster4 have ads?

Neither Simpler Vault nor CodeMaster4 shows ads.

### Which is updated more often, Simpler Vault or CodeMaster4?

Simpler Vault ships an update every 2 weeks, and CodeMaster4 fortnightly. Most recently, Simpler Vault was updated on September 29, 2026 and CodeMaster4 on October 5, 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.*