# NumChain vs Double Infinity

The clearest difference is ads: Double Infinity at none against NumChain's shown. On price, in-app purchases, device support and iOS requirement there is nothing between them.

Both are free to download. NumChain sells 1 one-off in-app purchase and Double Infinity sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

## The numbers

| Metric | NumChain | Double Infinity |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 3 days | — |
| Size | 27 MB | 61 MB |
| Requires iOS | **15.6** | 16.4 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Chi Ngo Phuong](https://appshunter.io/developer/1820873796) | [Inoveb](https://appshunter.io/developer/1735961843) |

## What reviewers say

### NumChain

[App page](https://appshunter.io/ios/app/numchain-merge-and-connect/id6761081105)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $4.99 | one-time |


### Double Infinity

[App page](https://appshunter.io/ios/app/double-infinity/id6785649480)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium – One-Time Unlock | $4.99 | one-time |


## Frequently asked questions

### Is NumChain free?

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

### Is Double Infinity free?

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

### Do NumChain or Double Infinity have ads?

NumChain shows ads; Double Infinity does not.

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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.*