# Gym Circuit Timer vs VoltTimer

The clearest difference is in-app purchases: Gym Circuit Timer at none against VoltTimer's 1. Gym Circuit Timer also leads on iOS requirement (15.0 vs 18.6). VoltTimer's advantage is device support. On price there is nothing between them.

Both are free to download. VoltTimer sells 1 one-off in-app purchase. Gym Circuit Timer asks for nothing beyond the download.

## The numbers

| Metric | Gym Circuit Timer | VoltTimer |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | — | No |
| Update frequency | — | Every 3 weeks |
| Size | 16 MB | 6 MB |
| Requires iOS | **15.0** | 18.6 |
| Devices | — | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [Juan Chavez](https://appshunter.io/developer/1882134590) | [CherneyWerk LLC](https://appshunter.io/developer/1887149773) |

## What reviewers say

### Gym Circuit Timer

[App page](https://appshunter.io/ios/app/gym-circuit-timer/id6759989821)

**In-app purchases:** none


### VoltTimer

[App page](https://appshunter.io/ios/app/volttimer-workout-timer/id6760988281)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| VoltTimer Pro | $3.99 | one-time |


## Frequently asked questions

### Is Gym Circuit Timer free?

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

### Is VoltTimer free?

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

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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.*