# Echo Notes vs Thinking Hats

The clearest difference is in-app purchases: Thinking Hats at none against Echo Notes's 1. Thinking Hats also leads on iOS requirement (12.0 vs 15.1). On price, ads and device support there is nothing between them.

Both are free to download. Echo Notes sells 1 in-app purchase, starting at $0.99 per month. Thinking Hats asks for nothing beyond the download.

## The numbers

| Metric | Echo Notes | Thinking Hats |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 2 days | — |
| Size | 31 MB | 27 MB |
| Requires iOS | 15.1 | **12.0** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [CodePower ApS](https://appshunter.io/developer/1691386785) | [Ivan Gonzalez](https://appshunter.io/developer/1779130349) |

## What reviewers say

### Echo Notes

[App page](https://appshunter.io/ios/app/echo-notes/id6471627789)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Access | $0.99 | per month |


### Thinking Hats

[App page](https://appshunter.io/ios/app/thinking-hats/id6739714643)

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

**In-app purchases:** none


## Frequently asked questions

### Is Echo Notes free?

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

### Is Thinking Hats free?

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

### Do Echo Notes or Thinking Hats have ads?

Neither Echo Notes nor Thinking Hats shows ads.

---

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