# Save the Arctic vs Odd One

The clearest difference is price: Odd One at Free against Save the Arctic's $3.99. Save the Arctic's advantage is in-app purchases (none vs 4) and iOS requirement (11.0 vs 17.0). On update cadence, ads and device support there is nothing between them.

Odd One is free to download; Save the Arctic costs $3.99 up front. Odd One sells 4 one-off in-app purchases. Save the Arctic asks for nothing beyond the download.

Save the Arctic ships an update every 2 weeks, Odd One weekly. The most recent releases landed on November 8, 2026 and November 10, 2026 respectively.

## The numbers

| Metric | Save the Arctic | Odd One |
| --- | --- | --- |
| Price | $3.99 | **Free** |
| Positive reviews | — | 91.7% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 weeks | **Weekly** |
| Monetization | — | Free |
| Size | 49 MB | 23 MB |
| Requires iOS | **11.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Outline Development](https://appshunter.io/developer/438669626) | [Lucas Hesseldieck](https://appshunter.io/developer/6788079537) |

## What reviewers say

### Save the Arctic

[App page](https://appshunter.io/ios/app/save-the-arctic/id6745961782)

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

**In-app purchases:** none


### Odd One

[App page](https://appshunter.io/ios/app/odd-one/id6788079535)

Test your logic and pattern recognition skills by identifying the unique symbol in a grid. Choose from multiple game modes, including classic, arcade, endless, and daily challenges. Enjoy a calm, ad-free experience with accessibility features and global leaderboards.

**Highlights:** Identify unique symbols, Multiple game modes, Logic and pattern challenges, Ad-free and no tracking, Accessibility features, Global leaderboards

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Small tip | $0.99 | one-time |
| Coffee tip | $2.99 | one-time |
| Custom Tip | $4.00 | one-time |
| Generous tip | $8.99 | one-time |


## Frequently asked questions

### Is Save the Arctic free?

Save the Arctic costs $3.99, with no in-app purchases.

### Is Odd One free?

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

### Do Save the Arctic or Odd One have ads?

Neither Save the Arctic nor Odd One shows ads.

### Which is updated more often, Save the Arctic or Odd One?

Save the Arctic ships an update every 2 weeks, and Odd One weekly. Most recently, Save the Arctic was updated on November 8, 2026 and Odd One on November 10, 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.*