# mainTrack vs Subintervals

The clearest difference is rating: Subintervals at 5.0 against mainTrack's 4.6. Subintervals also leads on update cadence (weekly vs fortnightly) and review sentiment (100% vs 89%). mainTrack's advantage is ratings volume (59 vs 2). On price, ads, in-app purchases and monetization model there is nothing between them.

Both are free to download. mainTrack sells 4 one-off in-app purchases and Subintervals sells 4 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

Subintervals holds the better App Store score, 5.0 against 4.6. That said, the two scores are not equally well evidenced: mainTrack has 59 ratings behind it against 2, so its average is the more settled of the two. Written reviews point the same way: 89% of mainTrack's written reviews are positive against 100% of Subintervals's.

mainTrack ships an update fortnightly, Subintervals weekly. The most recent releases landed on September 8, 2026 and September 10, 2026 respectively.

## The numbers

| Metric | mainTrack | Subintervals |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.6 (59 ratings)](https://appshunter.io/ios/app/maintrack/id1447308380/reviews) | **[5.0 (2 ratings)](https://appshunter.io/ios/app/subintervals/id6479748688/reviews)** |
| Number of ratings | **59** | 2 |
| Positive reviews | 88.5% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Fortnightly | **Weekly** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 28 MB | 95 MB |
| Requires iOS | **15.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Christiano Gontijo](https://appshunter.io/developer/1447308379) | [Inaki Arroyo Nebreda](https://appshunter.io/developer/1736987639) |

## What reviewers say

### mainTrack

[App page](https://appshunter.io/ios/app/maintrack/id1447308380)

This app helps cyclists meticulously track their bike and component usage. It provides timely service reminders and records all maintenance performed, ensuring your gear is always in top condition. Connect to Strava to automatically update your bike's mileage.

**Highlights:** Track bike and component usage, Service reminders, Record service history, Strava activity synchronization, Component assignment to bikes, Periodic maintenance planning, Cross-device data synchronization

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Coffee | $1.99 | one-time |
| Snack | $3.99 | one-time |
| Lunch | $7.99 | one-time |
| Dinner | $13.99 | one-time |


### Subintervals

[App page](https://appshunter.io/ios/app/subintervals/id6479748688)

Visualize your training data with detailed displays and interactive graphs. Customize your analysis and sync seamlessly with intervals.icu for up-to-the-minute insights into activities, events, and performance metrics.

**Highlights:** Detailed activity and event visualization, Interactive performance graphs, Seamless intervals.icu sync, Customizable data analysis, Actionable training insights

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Coffee | $3.99 | one-time |
| Lunch | $11.99 | one-time |
| Big Thanks | $17.99 | one-time |
| Sponsor | $44.99 | one-time |


## Frequently asked questions

### Is mainTrack free?

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

### Is Subintervals free?

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

### Which has better reviews, mainTrack or Subintervals?

Subintervals is rated higher. mainTrack averages 4.6 out of 5 from 59 ratings, while Subintervals averages 5.0 from 2 ratings.

### Do mainTrack or Subintervals have ads?

Neither mainTrack nor Subintervals shows ads.

### Which is updated more often, mainTrack or Subintervals?

mainTrack ships an update fortnightly, and Subintervals weekly. Most recently, mainTrack was updated on September 8, 2026 and Subintervals on September 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.*