# RD Chess Timer vs Double Tap 10+

The clearest difference is in-app purchases: RD Chess Timer at none against Double Tap 10+'s 1. Double Tap 10+'s advantage is update cadence (daily vs every 6 days) and iOS requirement (17.0 vs 26.0). On price, ads and device support there is nothing between them.

Both are free to download. Double Tap 10+ sells 1 one-off in-app purchase. RD Chess Timer asks for nothing beyond the download.

RD Chess Timer ships an update every 6 days, Double Tap 10+ daily. The most recent releases landed on September 21, 2026 and September 11, 2026 respectively.

## The numbers

| Metric | RD Chess Timer | Double Tap 10+ |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 6 days | **Daily** |
| Size | 26 MB | 1 MB |
| Requires iOS | 26.0 | **17.0** |
| Devices | iPhone | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Raghul S](https://appshunter.io/developer/1344469407) | [Takayuki Hamuro](https://appshunter.io/developer/1875707249) |

## What reviewers say

### RD Chess Timer

[App page](https://appshunter.io/ios/app/rd-chess-timer/id6760386789)

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

**In-app purchases:** none


### Double Tap 10+

[App page](https://appshunter.io/ios/app/double-tap-10-plus/id6761082183)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Double Tap 10+ Pro | $1.99 | one-time |


## Frequently asked questions

### Is RD Chess Timer free?

RD Chess Timer is free to download, with no in-app purchases.

### Is Double Tap 10+ free?

Double Tap 10+ is free to download, with in-app purchases available.

### Do RD Chess Timer or Double Tap 10+ have ads?

Neither RD Chess Timer nor Double Tap 10+ shows ads.

### Which is updated more often, RD Chess Timer or Double Tap 10+?

RD Chess Timer ships an update every 6 days, and Double Tap 10+ daily. Most recently, RD Chess Timer was updated on September 21, 2026 and Double Tap 10+ on September 11, 2026.

---

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