# K.O. Slitherlink vs Numeric Odyssey

The clearest difference is update cadence: Numeric Odyssey at every 2 weeks against K.O. Slitherlink's every 4 months. On price, ads, in-app purchases and device support there is nothing between them.

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

K.O. Slitherlink ships an update every 4 months, Numeric Odyssey every 2 weeks. The most recent releases landed on September 19, 2026 and September 17, 2026 respectively.

## The numbers

| Metric | K.O. Slitherlink | Numeric Odyssey |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | Yes | Yes |
| Update frequency | Every 4 months | **Every 2 weeks** |
| Monetization | Ad-supported | — |
| Size | 35 MB | 27 MB |
| Requires iOS | **15.0** | 15.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [又瑞 韦](https://appshunter.io/developer/1625836878) | [Truong Van Truong](https://appshunter.io/developer/1601624508) |

## What reviewers say

### K.O. Slitherlink

[App page](https://appshunter.io/ios/app/ko-slitherlink/id1629925581)

This game offers a collection of Slitherlink puzzles with grid sizes from 2x2 to 10x10. Solve logic puzzles by connecting points to form a single loop, following number clues around the grid.

**Highlights:** Supports 2x2 to 10x10 grids, Abundant puzzle store, Slitherlink logic rules, Single continuous loop formation, Number clue system

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

**In-app purchases:** none


### Numeric Odyssey

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

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is K.O. Slitherlink free?

K.O. Slitherlink is free to download, with no in-app purchases.

### Is Numeric Odyssey free?

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

### Do K.O. Slitherlink or Numeric Odyssey have ads?

Both K.O. Slitherlink and Numeric Odyssey show ads.

### Which is updated more often, K.O. Slitherlink or Numeric Odyssey?

K.O. Slitherlink ships an update every 4 months, and Numeric Odyssey every 2 weeks. Most recently, K.O. Slitherlink was updated on September 19, 2026 and Numeric Odyssey on September 17, 2026.

---

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