# Awesome HIIT Timer vs Volt

The clearest difference is in-app purchases: Awesome HIIT Timer at none against Volt's 1. Awesome HIIT Timer also leads on update cadence (every 2 days vs every 10 days) and iOS requirement (13.0 vs 18.0). On price, ads and device support there is nothing between them.

Both are free to download. Volt sells 1 in-app purchase, starting at $6.99 per year. Awesome HIIT Timer asks for nothing beyond the download.

Awesome HIIT Timer ships an update every 2 days, Volt every 10 days. The most recent releases landed on November 12, 2026 and November 10, 2026 respectively.

## The numbers

| Metric | Awesome HIIT Timer | Volt |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 2 days** | Every 10 days |
| Size | 26 MB | 12 MB |
| Requires iOS | **13.0** | 18.0 |
| Devices | iPhone, iPod | **iPhone, iPad, Apple Watch** |
| Age rating | 4+ | 12+ |
| Developer | [arai.me](https://appshunter.io/developer/1652629805) | [Daniel Kiss](https://appshunter.io/developer/1285845623) |

## What reviewers say

### Awesome HIIT Timer

[App page](https://appshunter.io/ios/app/awesome-hiit-timer/id6471664352)

**Features:** macOS Compatibility

**In-app purchases:** none


### Volt

[App page](https://appshunter.io/ios/app/volt-your-treadmill-runmate/id6798171032)

**Features:** Family Sharing, Apple Watch app, iPhone Duo support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Volt Premium | $6.99 | per year |


## Frequently asked questions

### Is Awesome HIIT Timer free?

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

### Is Volt free?

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

### Do Awesome HIIT Timer or Volt have ads?

Neither Awesome HIIT Timer nor Volt shows ads.

### Which is updated more often, Awesome HIIT Timer or Volt?

Awesome HIIT Timer ships an update every 2 days, and Volt every 10 days. Most recently, Awesome HIIT Timer was updated on November 12, 2026 and Volt on November 10, 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.*