# Double! vs NumJam

The clearest difference is ads: Double! at none against NumJam's shown. Double! also leads on iOS requirement (8.0 vs 15.0). NumJam's advantage is update cadence (every 6 days vs monthly). On price, 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.

Double! ships an update monthly, NumJam every 6 days. The most recent releases landed on November 1, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | Double! | NumJam |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.4 (5 ratings)](https://appshunter.io/ios/app/double/id842114632/reviews)** | — |
| Number of ratings | **5** | — |
| Positive reviews | 92.1% of reviews | — |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Monthly | **Every 6 days** |
| Monetization | Free with in-app purchases | — |
| Size | 7 MB | 98 MB |
| Requires iOS | **8.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Anton Bukov](https://appshunter.io/developer/561681212) | [Oneiric Gaming](https://appshunter.io/developer/1537581074) |

## What reviewers say

### Double!

[App page](https://appshunter.io/ios/app/double/id842114632)

This is a challenging puzzle game where players combine numbers to reach higher values. It offers a unique swipe mechanic and the ability to reverse moves, encouraging strategic play and competition.

**Highlights:** Number merging gameplay, Strategic swipe mechanics, Move reversal option, High score challenges, Social sharing via hashtag

**Features:** macOS Compatibility

**In-app purchases:** none


### NumJam

[App page](https://appshunter.io/ios/app/numjam/id1589439853)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Double! free?

Double! is free to download, with no in-app purchases.

### Is NumJam free?

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

### Do Double! or NumJam have ads?

NumJam shows ads; Double! does not.

### Which is updated more often, Double! or NumJam?

Double! ships an update monthly, and NumJam every 6 days. Most recently, Double! was updated on November 1, 2026 and NumJam on October 27, 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.*