# Boxing Chrono vs Strike Timer Interval Training

The clearest difference is update cadence: Strike Timer Interval Training at every 3 weeks against Boxing Chrono's every 4 months. Strike Timer Interval Training also leads on iOS requirement (15.1 vs 26.2). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Boxing Chrono sells 1 one-off in-app purchase and Strike Timer Interval Training sells 1 in-app purchase, starting at $14.99 per year. Whichever you choose, the download price is not the number that matters.

Boxing Chrono ships an update every 4 months, Strike Timer Interval Training every 3 weeks. Both last shipped on October 15, 2026.

## The numbers

| Metric | Boxing Chrono | Strike Timer Interval Training |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 3 weeks** |
| Size | 15 MB | 47 MB |
| Requires iOS | 26.2 | **15.1** |
| Devices | iPhone, iPad | **iPhone, iPod, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [Ioannis Kyritsis](https://appshunter.io/developer/1854004015) | [Shannon Kempenich](https://appshunter.io/developer/579568236) |

## What reviewers say

### Boxing Chrono

[App page](https://appshunter.io/ios/app/boxing-chrono/id6758235341)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlock Boxing Chrono | $0.99 | one-time |


### Strike Timer Interval Training

[App page](https://appshunter.io/ios/app/strike-timer-interval-training/id6761288575)

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Strike Timer Pro | $14.99 | per year |


## Frequently asked questions

### Is Boxing Chrono free?

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

### Is Strike Timer Interval Training free?

Strike Timer Interval Training is free to download, with in-app purchases available.

### Do Boxing Chrono or Strike Timer Interval Training have ads?

Neither Boxing Chrono nor Strike Timer Interval Training shows ads.

### Which is updated more often, Boxing Chrono or Strike Timer Interval Training?

Boxing Chrono ships an update every 4 months, and Strike Timer Interval Training every 3 weeks. Most recently, Boxing Chrono was updated on October 15, 2026 and Strike Timer Interval Training on October 15, 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.*