# Achieva vs CheckOne

The clearest difference is in-app purchases: Achieva at none against CheckOne's 1. CheckOne's advantage is ads (none vs shown). On price, device support and iOS requirement there is nothing between them.

Both are free to download. CheckOne sells 1 one-off in-app purchase. Achieva asks for nothing beyond the download.

## The numbers

| Metric | Achieva | CheckOne |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 2 weeks | — |
| Size | 61 MB | 14 MB |
| Requires iOS | 18.0 | **17.0** |
| Devices | iPhone, iPad | iPhone, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [Shuto Motoike](https://appshunter.io/developer/1835852111) | [Mishima Design](https://appshunter.io/developer/373060551) |

## What reviewers say

### Achieva

[App page](https://appshunter.io/ios/app/achieva/id6751570762)

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

**In-app purchases:** none


### CheckOne

[App page](https://appshunter.io/ios/app/checkone/id6785709065)

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| CheckOne Plus | $9.99 | one-time |


## Frequently asked questions

### Is Achieva free?

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

### Is CheckOne free?

CheckOne is free to download, with in-app purchases available.

### Do Achieva or CheckOne have ads?

Achieva shows ads; CheckOne does not.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*