# Atlas vs COET

The clearest difference is in-app purchases: Atlas at none against COET's 2. Atlas also leads on iOS requirement (13.0 vs 15.1). On price, ads and device support there is nothing between them.

Both are free to download. COET sells 2 in-app purchases, starting at $2.99 per 7 days. Atlas asks for nothing beyond the download.

## The numbers

| Metric | Atlas | COET |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | — | Every 4 months |
| Size | 23 MB | 77 MB |
| Requires iOS | **13.0** | 15.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 17+ | 4+ |
| Developer | [Tony Ennis](https://appshunter.io/developer/1700199881) | [Cristian Figueredo](https://appshunter.io/developer/1801335695) |

## What reviewers say

### Atlas

[App page](https://appshunter.io/ios/app/atlas-second-brain/id6477493110)

**Features:** macOS Compatibility

**In-app purchases:** none


### COET

[App page](https://appshunter.io/ios/app/coet/id6752208314)

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 1 Week no trial | $2.99 | per 7 days |
| $19.99 Yearly 3 days trial | $19.99 | per year |


## Frequently asked questions

### Is Atlas free?

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

### Is COET free?

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

### Do Atlas or COET have ads?

Neither Atlas nor COET shows ads.

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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.*