# Echo vs Grace.ai

The clearest difference is price: Grace.ai at Free against Echo's $6.99. On update cadence, ads, in-app purchases and device support there is nothing between them.

Grace.ai is free to download; Echo costs $6.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Echo ships an update every 5 days, Grace.ai every 6 days. Both last shipped on October 30, 2026.

## The numbers

| Metric | Echo | Grace.ai |
| --- | --- | --- |
| Price | $6.99 | **Free** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 5 days** | Every 6 days |
| Size | 16 MB | 854 MB |
| Requires iOS | 17.6 | **17.0** |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Umi Indigo LLC](https://appshunter.io/developer/1679236790) | [Rodrigo Prokopowicz](https://appshunter.io/developer/1805197888) |

## What reviewers say

### Echo

[App page](https://appshunter.io/ios/app/echo-ai/id6741455864)

**Features:** macOS Compatibility

**In-app purchases:** none


### Grace.ai

[App page](https://appshunter.io/ios/app/graceai/id6754788472)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Echo free?

Echo costs $6.99, with no in-app purchases.

### Is Grace.ai free?

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

### Do Echo or Grace.ai have ads?

Neither Echo nor Grace.ai shows ads.

### Which is updated more often, Echo or Grace.ai?

Echo ships an update every 5 days, and Grace.ai every 6 days. Most recently, Echo was updated on October 30, 2026 and Grace.ai on October 30, 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.*