# Time2Heat vs InterFit Timer

The clearest difference is in-app purchases: InterFit Timer at none against Time2Heat's 1. Time2Heat's advantage is update cadence (weekly vs every 17 months) and iOS requirement (15.0 vs 17.0). On price, ads and device support there is nothing between them.

Both are free to download. Time2Heat sells 1 one-off in-app purchase. InterFit Timer asks for nothing beyond the download.

Time2Heat ships an update weekly, InterFit Timer every 17 months. The most recent releases landed on October 3, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | Time2Heat | InterFit Timer |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Weekly** | Every 17 months |
| Size | 5 MB | 25 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Apple Watch |
| Age rating | 4+ | 17+ |
| Developer | [PAURTECH](https://appshunter.io/developer/1606935086) | [爱华 刘](https://appshunter.io/developer/1797362038) |

## What reviewers say

### Time2Heat

[App page](https://appshunter.io/ios/app/time2heat-workout-timer/id6470237837)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Buy Time2Heat | $12.99 | one-time |


### InterFit Timer

[App page](https://appshunter.io/ios/app/interfit-timer-workout-timer/id6742210663)

**Features:** macOS Compatibility, Apple Watch app

**In-app purchases:** none


## Frequently asked questions

### Is Time2Heat free?

Time2Heat is free to download, with in-app purchases available.

### Is InterFit Timer free?

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

### Do Time2Heat or InterFit Timer have ads?

Neither Time2Heat nor InterFit Timer shows ads.

### Which is updated more often, Time2Heat or InterFit Timer?

Time2Heat ships an update weekly, and InterFit Timer every 17 months. Most recently, Time2Heat was updated on October 3, 2026 and InterFit Timer on October 7, 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.*