# Chess64 vs GambitIQ

The clearest difference is iOS requirement: GambitIQ at 15.1 against Chess64's 17.0. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Chess64 sells 3 in-app purchases, starting at $5.99 per month and GambitIQ sells 3 in-app purchases, starting at $3.99 per month. Whichever you choose, the download price is not the number that matters.

Both ship on a similar rhythm, roughly every 10 days. The most recent releases landed on October 31, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Chess64 | GambitIQ |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 10 days | Every 10 days |
| Size | 211 MB | 38 MB |
| Requires iOS | 17.0 | **15.1** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Eljin Ltd](https://appshunter.io/developer/6775831563) | [Aurelien Roblin](https://appshunter.io/developer/6794072430) |

## What reviewers say

### Chess64

[App page](https://appshunter.io/ios/app/chess64/id6789981845)

**Features:** iPhone Duo support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly | $5.99 | per month |
| Annual | $39.99 | per year |
| Chess64 Pro | $6.99 | one-time |


### GambitIQ

[App page](https://appshunter.io/ios/app/gambitiq-chess-openings/id6794072428)

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| GambitIQ PRO Mensuel | $3.99 | per month |
| GambitIQ PRO Annuel | $17.99 | per year |
| GambitIQ PRO a vie | $29.99 | one-time |


## Frequently asked questions

### Is Chess64 free?

Chess64 is free to download, with in-app purchases available.

### Is GambitIQ free?

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

### Do Chess64 or GambitIQ have ads?

Neither Chess64 nor GambitIQ shows ads.

### Which is updated more often, Chess64 or GambitIQ?

Chess64 ships an update every 10 days, and GambitIQ every 10 days. Most recently, Chess64 was updated on October 31, 2026 and GambitIQ on October 25, 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.*