# Nudge vs Koala

The clearest difference is in-app purchases: Nudge at none against Koala's 2. On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Koala sells 2 in-app purchases, starting at $29.99 per year. Nudge asks for nothing beyond the download.

## The numbers

| Metric | Nudge | Koala |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Size | 4 MB | 83 MB |
| Requires iOS | **18.0** | 18.2 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [摩爾資通](https://appshunter.io/developer/1648282685) | [ThreeSix Labs, Inc.](https://appshunter.io/developer/1873807841) |

## What reviewers say

### Nudge

[App page](https://appshunter.io/ios/app/nudge-habit-tracker/id6754966276)

**Features:** macOS Compatibility

**In-app purchases:** none


### Koala

[App page](https://appshunter.io/ios/app/koala-screen-time-control/id6758587232)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Koala Pro | $29.99 | per year |
| Koala Pro - 3 Day Trial | $39.99 | per year |


## Frequently asked questions

### Is Nudge free?

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

### Is Koala free?

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

### Do Nudge or Koala have ads?

Neither Nudge nor Koala 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.*