# Gym Timer vs Doubles Round Robin Board

The clearest difference is in-app purchases: Gym Timer at none against Doubles Round Robin Board's 1. Doubles Round Robin Board's advantage is ads (none vs shown). On price, device support and iOS requirement there is nothing between them.

Both are free to download. Doubles Round Robin Board sells 1 one-off in-app purchase. Gym Timer asks for nothing beyond the download.

## The numbers

| Metric | Gym Timer | Doubles Round Robin Board |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 3 weeks | — |
| Size | 16 MB | 8 MB |
| Requires iOS | **16.2** | 17.0 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [takeru urushihara](https://appshunter.io/developer/1865114300) | [RAINBOW TREE LLC](https://appshunter.io/developer/1619997282) |

## What reviewers say

### Gym Timer

[App page](https://appshunter.io/ios/app/gym-timer-interval-timer/id6760907377)

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

**In-app purchases:** none


### Doubles Round Robin Board

[App page](https://appshunter.io/ios/app/doubles-round-robin-board/id6809655436)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| ダブルス組み合わせ Pro | $4.99 | one-time |


## Frequently asked questions

### Is Gym Timer free?

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

### Is Doubles Round Robin Board free?

Doubles Round Robin Board is free to download, with in-app purchases available.

### Do Gym Timer or Doubles Round Robin Board have ads?

Gym Timer shows ads; Doubles Round Robin Board 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.*