# Subintervals vs LevelUp Desk

The clearest difference is in-app purchases: LevelUp Desk at none against Subintervals's 4. LevelUp Desk also leads on iOS requirement (13.0 vs 15.1). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Subintervals sells 4 one-off in-app purchases. LevelUp Desk asks for nothing beyond the download.

Subintervals ships an update weekly, LevelUp Desk every 10 days. The most recent releases landed on September 10, 2026 and September 9, 2026 respectively.

## The numbers

| Metric | Subintervals | LevelUp Desk |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/subintervals/id6479748688/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Weekly** | Every 10 days |
| Monetization | Free with in-app purchases | — |
| Size | 95 MB | 32 MB |
| Requires iOS | 15.1 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Inaki Arroyo Nebreda](https://appshunter.io/developer/1736987639) | [Libaro](https://appshunter.io/developer/1479027781) |

## What reviewers say

### 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 |


### LevelUp Desk

[App page](https://appshunter.io/ios/app/levelup-desk/id6532610507)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Subintervals free?

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

### Is LevelUp Desk free?

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

### Do Subintervals or LevelUp Desk have ads?

Neither Subintervals nor LevelUp Desk shows ads.

### Which is updated more often, Subintervals or LevelUp Desk?

Subintervals ships an update weekly, and LevelUp Desk every 10 days. Most recently, Subintervals was updated on September 10, 2026 and LevelUp Desk on September 9, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*