# Run Tracker vs INTVL

The clearest difference is in-app purchases: Run Tracker at none against INTVL's 1. Run Tracker also leads on ads (none vs shown). On price, update cadence, device support and iOS requirement there is nothing between them.

Both are free to download. INTVL sells 1 in-app purchase, starting at $39.99 per year. Run Tracker asks for nothing beyond the download.

Both ship on a similar rhythm, roughly fortnightly. The most recent releases landed on August 25, 2026 and September 23, 2026 respectively.

## The numbers

| Metric | Run Tracker | INTVL |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (3 ratings)](https://appshunter.io/ios/app/run-tracker-kiiro/id6749277384/reviews)** | — |
| Number of ratings | **3** | — |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Fortnightly | Fortnightly |
| Monetization | Free | — |
| Size | 41 MB | 87 MB |
| Requires iOS | 18.0 | **17.0** |
| Devices | iPhone | iPhone |
| Age rating | 17+ | 4+ |
| Developer | [endurance101 OÜ](https://appshunter.io/developer/1824960103) | [Imperial Sales & Marketing GmbH](https://appshunter.io/developer/1818132010) |

## What reviewers say

### Run Tracker

[App page](https://appshunter.io/ios/app/run-tracker-kiiro/id6749277384)

This app helps runners understand their training by analyzing data like training load, heart rate zones, and progress. It provides clear insights and warnings to prevent overtraining and ensure effective workouts.

**Highlights:** Training load analysis, Heart rate zone tracking, Progress visualization, VO2 max trends, Automatic route matching, Personal records

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

**In-app purchases:** none


### INTVL

[App page](https://appshunter.io/ios/app/intvl-interval-timer/id6759198513)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| INTVL Pro Annual | $39.99 | per year |


## Frequently asked questions

### Is Run Tracker free?

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

### Is INTVL free?

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

### Do Run Tracker or INTVL have ads?

INTVL shows ads; Run Tracker does not.

### Which is updated more often, Run Tracker or INTVL?

Run Tracker ships an update fortnightly, and INTVL fortnightly. Most recently, Run Tracker was updated on August 25, 2026 and INTVL on September 23, 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.*