# Cambrian Safe vs A+chiever

The clearest difference is update cadence: A+chiever at monthly against Cambrian Safe's every 33 months. Cambrian Safe's advantage is device support (3 vs 1) and iOS requirement (13.0 vs 17.0). On price, ads 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.

Cambrian Safe ships an update every 33 months, A+chiever monthly. The most recent releases landed on November 3, 2026 and November 8, 2026 respectively.

## The numbers

| Metric | Cambrian Safe | A+chiever |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 33 months | **Monthly** |
| Size | 23 MB | 55 MB |
| Requires iOS | **13.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 17+ | 4+ |
| Developer | [Cambrian College of Applied Arts & Technology, The](https://appshunter.io/developer/1583250528) | [Jesse Barry](https://appshunter.io/developer/1744761723) |

## What reviewers say

### Cambrian Safe

[App page](https://appshunter.io/ios/app/cambrian-safe/id1583250526)

**Features:** Vision Pro support

**In-app purchases:** none


### A+chiever

[App page](https://appshunter.io/ios/app/a-plus-chiever-for-students/id6502246053)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Cambrian Safe free?

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

### Is A+chiever free?

A+chiever is free to download, with no in-app purchases.

### Do Cambrian Safe or A+chiever have ads?

Neither Cambrian Safe nor A+chiever shows ads.

### Which is updated more often, Cambrian Safe or A+chiever?

Cambrian Safe ships an update every 33 months, and A+chiever monthly. Most recently, Cambrian Safe was updated on November 3, 2026 and A+chiever on November 8, 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.*