# Start21 App vs Impulse Student App

The clearest difference is update cadence: Impulse Student App at every 9 days against Start21 App's every 3 weeks. Start21 App's advantage is iOS requirement (13.0 vs 15.1). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Start21 App ships an update every 3 weeks, Impulse Student App every 9 days. The most recent releases landed on September 6, 2026 and August 25, 2026 respectively.

## The numbers

| Metric | Start21 App | Impulse Student App |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 9 days** |
| Size | 48 MB | 57 MB |
| Requires iOS | **13.0** | 15.1 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 9+ |
| Developer | [Ahror Halimboyev](https://appshunter.io/developer/1832652296) | [Biloliddin Khamidov](https://appshunter.io/developer/1864700860) |

## What reviewers say

### Start21 App

[App page](https://appshunter.io/ios/app/start21-app/id6749883115)

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

**In-app purchases:** none


### Impulse Student App

[App page](https://appshunter.io/ios/app/impulse-student-app/id6757120304)

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

**In-app purchases:** none


## Frequently asked questions

### Is Start21 App free?

Start21 App is free to download, with no in-app purchases.

### Is Impulse Student App free?

Impulse Student App is free to download, with no in-app purchases.

### Do Start21 App or Impulse Student App have ads?

Neither Start21 App nor Impulse Student App shows ads.

### Which is updated more often, Start21 App or Impulse Student App?

Start21 App ships an update every 3 weeks, and Impulse Student App every 9 days. Most recently, Start21 App was updated on September 6, 2026 and Impulse Student App on August 25, 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.*