# Legato Studio App vs Echo

The clearest difference is in-app purchases: Legato Studio App at none against Echo's 2. Echo's advantage is update cadence (weekly vs every 3 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Echo sells 2 in-app purchases, starting at $4.99 per month. Legato Studio App asks for nothing beyond the download.

Legato Studio App ships an update every 3 months, Echo weekly. Both last shipped on November 5, 2026.

## The numbers

| Metric | Legato Studio App | Echo |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 months | **Weekly** |
| Size | 68 MB | 52 MB |
| Requires iOS | 15.6 | **15.1** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 12+ | 12+ |
| Developer | [ARTIFICAL INTELLIGENT PROSYS TECHNOLOGIES](https://appshunter.io/developer/1775046726) | [Khaled Almare](https://appshunter.io/developer/1895344294) |

## What reviewers say

### Legato Studio App

[App page](https://appshunter.io/ios/app/legato-studio-app/id6756259863)

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

**In-app purchases:** none


### Echo

[App page](https://appshunter.io/ios/app/echo-ai-prompt-library/id6783035728)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Echo Premium | $4.99 | per month |
| Echo Premium | $49.99 | per year |


## Frequently asked questions

### Is Legato Studio App free?

Legato Studio App is free to download, with no in-app purchases.

### Is Echo free?

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

### Do Legato Studio App or Echo have ads?

Neither Legato Studio App nor Echo shows ads.

### Which is updated more often, Legato Studio App or Echo?

Legato Studio App ships an update every 3 months, and Echo weekly. Most recently, Legato Studio App was updated on November 5, 2026 and Echo on November 5, 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.*