# Numeric Odyssey vs Fastest Worker Challenges

The clearest difference is iOS requirement: Fastest Worker Challenges at 13.0 against Numeric Odyssey's 15.1. On price, update cadence, ads and in-app purchases there is nothing between them.

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

Both ship on a similar rhythm, roughly every 2 weeks. The most recent releases landed on September 17, 2026 and September 14, 2026 respectively.

## The numbers

| Metric | Numeric Odyssey | Fastest Worker Challenges |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.7 (38 ratings)](https://appshunter.io/ios/app/fastest-worker-challenges/id6504125840/reviews)** |
| Number of ratings | — | **38** |
| Positive reviews | — | 83.3% of reviews |
| In-app purchases | No | No |
| Ads | Yes | Yes |
| Update frequency | Every 2 weeks | Every 2 weeks |
| Monetization | — | Ad-supported |
| Size | 27 MB | 88 MB |
| Requires iOS | 15.1 | **13.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 9+ |
| Developer | [Truong Van Truong](https://appshunter.io/developer/1601624508) | [faizan khalid](https://appshunter.io/developer/1650548506) |

## What reviewers say

### Numeric Odyssey

[App page](https://appshunter.io/ios/app/numeric-odyssey/id6472152796)

**Features:** macOS Compatibility

**In-app purchases:** none


### Fastest Worker Challenges

[App page](https://appshunter.io/ios/app/fastest-worker-challenges/id6504125840)

Test your reflexes and compete globally in a series of fast-paced mini-games. Tap, swipe, and slide to complete satisfying challenges and climb the leaderboards. Improve hand-eye coordination and focus while enjoying an addictive clicker experience.

**Highlights:** Global leaderboards, Variety of mini-games, Reflex and coordination training, Competitive challenges, Unlockable rewards, Stress relief

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

**In-app purchases:** none


## Frequently asked questions

### Is Numeric Odyssey free?

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

### Is Fastest Worker Challenges free?

Fastest Worker Challenges is free to download, with no in-app purchases.

### Do Numeric Odyssey or Fastest Worker Challenges have ads?

Both Numeric Odyssey and Fastest Worker Challenges show ads.

### Which is updated more often, Numeric Odyssey or Fastest Worker Challenges?

Numeric Odyssey ships an update every 2 weeks, and Fastest Worker Challenges every 2 weeks. Most recently, Numeric Odyssey was updated on September 17, 2026 and Fastest Worker Challenges on September 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.*