# Outdoor Odyssey vs MathLock

The clearest difference is in-app purchases: Outdoor Odyssey at none against MathLock's 2. Outdoor Odyssey also leads on device support (3 vs 1) and iOS requirement (13.0 vs 16.0). On price and ads there is nothing between them.

Both are free to download. MathLock sells 2 in-app purchases, starting at $2.99 per 7 days. Outdoor Odyssey asks for nothing beyond the download.

## The numbers

| Metric | Outdoor Odyssey | MathLock |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/mathlock-math-games-app-lock/id6780355702/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | — | Fortnightly |
| Monetization | — | Free with in-app purchases |
| Size | 25 MB | 41 MB |
| Requires iOS | **13.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Sourceree](https://appshunter.io/developer/1753430132) | [Hamid Mahmood Siddiqui](https://appshunter.io/developer/1880368904) |

## What reviewers say

### Outdoor Odyssey

[App page](https://appshunter.io/ios/app/outdoor-odyssey/id6768506380)

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

**In-app purchases:** none


### MathLock

[App page](https://appshunter.io/ios/app/mathlock-math-games-app-lock/id6780355702)

This app transforms screen time into educational math practice. It uses quick math games to unlock distracting apps, helping users reduce mindless scrolling and improve their math skills. Features adaptive difficulty and progress tracking.

**Highlights:** Math game app lock, Reduces distracting app usage, Five different math games, Adaptive difficulty levels, Streak tracking and XP, Emergency unlock option

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| MathLock Pro | $2.99 | per 7 days |
| MathLock Pro Lifetime | $29.99 | one-time |


## Frequently asked questions

### Is Outdoor Odyssey free?

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

### Is MathLock free?

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

### Do Outdoor Odyssey or MathLock have ads?

Neither Outdoor Odyssey nor MathLock shows ads.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*