# JiuTrack vs Strike Timer Interval Training

The clearest difference is in-app purchases: JiuTrack at none against Strike Timer Interval Training's 1. Strike Timer Interval Training's advantage is update cadence (every 3 weeks vs every 4 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Strike Timer Interval Training sells 1 in-app purchase, starting at $14.99 per year. JiuTrack asks for nothing beyond the download.

JiuTrack ships an update every 4 months, Strike Timer Interval Training every 3 weeks. The most recent releases landed on October 8, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | JiuTrack | Strike Timer Interval Training |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.0 (1 ratings)](https://appshunter.io/ios/app/jiutrack/id6449996572/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 3 weeks** |
| Monetization | Free | — |
| Size | 5 MB | 47 MB |
| Requires iOS | **15.0** | 15.1 |
| Devices | iPhone, iPod | **iPhone, iPod, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [Petro Hupalo](https://appshunter.io/developer/1691475155) | [Shannon Kempenich](https://appshunter.io/developer/579568236) |

## What reviewers say

### JiuTrack

[App page](https://appshunter.io/ios/app/jiutrack/id6449996572)

Track your Brazilian Jiu-Jitsu training, including sessions, seminars, and competitions. Log learned techniques, share training stats with photos, and monitor your progress with belts and stripes. Easily review and edit key training points.

**Highlights:** Create training sessions, seminars, competitions, Log learned techniques, Share training photos with stats, Track belts and stripes, Annotate and review training sessions, Event notifications

**In-app purchases:** none


### 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 JiuTrack free?

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

### Is Strike Timer Interval Training free?

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

### Do JiuTrack or Strike Timer Interval Training have ads?

Neither JiuTrack nor Strike Timer Interval Training shows ads.

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

JiuTrack ships an update every 4 months, and Strike Timer Interval Training every 3 weeks. Most recently, JiuTrack was updated on October 8, 2026 and Strike Timer Interval Training on October 24, 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.*