# Keep Skiing vs ONO

The clearest difference is in-app purchases: Keep Skiing at none against ONO's 1. Keep Skiing also leads on ads (none vs shown) and iOS requirement (6.0 vs 15.0). ONO's advantage is update cadence (every 2 months vs every 22 months). On price and device support there is nothing between them.

Both are free to download. ONO sells 1 one-off in-app purchase. Keep Skiing asks for nothing beyond the download.

Keep Skiing ships an update every 22 months, ONO every 2 months. The most recent releases landed on October 4, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | Keep Skiing | ONO |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (9 ratings)](https://appshunter.io/ios/app/ono-think-straight/id1533608908/reviews)** |
| Number of ratings | — | **9** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 22 months | **Every 2 months** |
| Monetization | — | Free with in-app purchases |
| Size | 19 MB | 98 MB |
| Requires iOS | **6.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Chuanming Chang](https://appshunter.io/developer/1001571025) | [Real Maxwell LLC](https://appshunter.io/developer/1296946363) |

## What reviewers say

### Keep Skiing

[App page](https://appshunter.io/ios/app/keep-skiing/id1066914961)

**Features:** macOS Compatibility

**In-app purchases:** none


### ONO

[App page](https://appshunter.io/ios/app/ono-think-straight/id1533608908)

A unique logic puzzle game where you clear 'O's from the screen to achieve 'ONO'. It offers a hybrid casual puzzle experience with increasing complexity and variety. Designed to improve clarity, focus, and working memory through engaging gameplay.

**Highlights:** Unique logic puzzle mechanics, Chain reaction gameplay, Hybrid casual puzzle experience, Improves clarity and focus, 24 levels with increasing difficulty, Free play mode, Thousands of puzzle variations

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads in ONO | $0.99 | one-time |


## Frequently asked questions

### Is Keep Skiing free?

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

### Is ONO free?

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

### Do Keep Skiing or ONO have ads?

ONO shows ads; Keep Skiing does not.

### Which is updated more often, Keep Skiing or ONO?

Keep Skiing ships an update every 22 months, and ONO every 2 months. Most recently, Keep Skiing was updated on October 4, 2026 and ONO on October 14, 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.*