# NumChain vs Sort It Up

The clearest difference is in-app purchases: Sort It Up at none against NumChain's 5. Sort It Up also leads on ads (none vs shown) and iOS requirement (15.1 vs 18.0). On price, update cadence and device support there is nothing between them.

Both are free to download. NumChain sells 5 one-off in-app purchases. Sort It Up asks for nothing beyond the download.

NumChain ships an update monthly, Sort It Up every 3 weeks. Both last shipped on October 30, 2026.

## The numbers

| Metric | NumChain | Sort It Up |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Monthly | **Every 3 weeks** |
| Monetization | Free with in-app purchases | — |
| Size | 14 MB | 36 MB |
| Requires iOS | 18.0 | **15.1** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [J.Benito Pereira](https://appshunter.io/developer/1267263346) | [Duyen Hang](https://appshunter.io/developer/1831531141) |

## What reviewers say

### NumChain

[App page](https://appshunter.io/ios/app/numchain-math-number-puzzle/id6670266485)

This number puzzle game sharpens mental math skills through engaging gameplay. Connect numbers to form chains, sums, and products across three distinct modes. Compete globally, earn achievements, and enjoy a clean, intuitive interface designed for all ages.

**Highlights:** Three game modes: Chains, Sums, Multiplication, Global leaderboards and achievements, Hint system for challenging puzzles, Intuitive interface and clean design, Optimized for iPhone and iPad, Develops mental calculation and strategic thinking

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

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 25 Points | $0.99 | one-time |
| 53 Points | $1.99 | one-time |
| Ads Remove | $2.99 | one-time |
| 85 Points | $2.99 | one-time |
| 110 Points | $3.99 | one-time |


### Sort It Up

[App page](https://appshunter.io/ios/app/sort-it-up/id6749637112)

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

**In-app purchases:** none


## Frequently asked questions

### Is NumChain free?

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

### Is Sort It Up free?

Sort It Up is free to download, with no in-app purchases.

### Do NumChain or Sort It Up have ads?

NumChain shows ads; Sort It Up does not.

### Which is updated more often, NumChain or Sort It Up?

NumChain ships an update monthly, and Sort It Up every 3 weeks. Most recently, NumChain was updated on October 30, 2026 and Sort It Up on October 30, 2026.

---

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