# LessonOS vs DanceSync Academy

The clearest difference is in-app purchases: DanceSync Academy at none against LessonOS's 2. DanceSync Academy also leads on iOS requirement (15.1 vs 17.0). On price, ads and device support there is nothing between them.

Both are free to download. LessonOS sells 2 one-off in-app purchases. DanceSync Academy asks for nothing beyond the download.

## The numbers

| Metric | LessonOS | DanceSync Academy |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 2 days | — |
| Size | 6 MB | 41 MB |
| Requires iOS | 17.0 | **15.1** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Chumphon Jan Toolseram](https://appshunter.io/developer/1891557073) | [Vinrays Solutions LLC](https://appshunter.io/developer/1894106576) |

## What reviewers say

### LessonOS

[App page](https://appshunter.io/ios/app/lessonos-class-attendance/id6761799063)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Unlock | $14.99 | one-time |
| Business Unlock | $29.99 | one-time |


### DanceSync Academy

[App page](https://appshunter.io/ios/app/dancesync-academy/id6800947253)

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

**In-app purchases:** none


## Frequently asked questions

### Is LessonOS free?

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

### Is DanceSync Academy free?

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

### Do LessonOS or DanceSync Academy have ads?

Neither LessonOS nor DanceSync Academy 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.*