# Sprint Intervals vs Croton

The clearest difference is in-app purchases: Sprint Intervals at none against Croton's 3. Croton's advantage is update cadence (every 4 days vs every 43 months) and iOS requirement (15.1 vs 17.0). On price, ads and device support there is nothing between them.

Both are free to download. Croton sells 3 in-app purchases, starting at $9.99 per month. Sprint Intervals asks for nothing beyond the download.

Sprint Intervals ships an update every 43 months, Croton every 4 days. The most recent releases landed on October 5, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | Sprint Intervals | Croton |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 43 months | **Every 4 days** |
| Monetization | Ad-supported | — |
| Size | 4 MB | 36 MB |
| Requires iOS | 17.0 | **15.1** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Luke Hester](https://appshunter.io/developer/1655005641) | [Jahangir Erfan](https://appshunter.io/developer/1806862275) |

## What reviewers say

### Sprint Intervals

[App page](https://appshunter.io/ios/app/sprint-intervals/id6444500720)

Create custom interval, Tabata, or EMOM workout timers with colorful, segment-based displays. Save, edit, and favorite your routines for quick access. Personalize timer colors and utilize dark mode for a better user experience.

**Highlights:** Customizable workout timers, Interval, Tabata, EMOM support, Segmented timer display, Save and edit timers, Favorite timers, Exercise naming, Customizable display colors, Dark mode

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

**In-app purchases:** none


### Croton

[App page](https://appshunter.io/ios/app/croton-workout-tracker/id6758462543)

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Monthly | $9.99 | per month |
| Pro Yearly | $49.99 | per year |
| Pro Lifetime | $69.99 | one-time |


## Frequently asked questions

### Is Sprint Intervals free?

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

### Is Croton free?

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

### Do Sprint Intervals or Croton have ads?

Neither Sprint Intervals nor Croton shows ads.

### Which is updated more often, Sprint Intervals or Croton?

Sprint Intervals ships an update every 43 months, and Croton every 4 days. Most recently, Sprint Intervals was updated on October 5, 2026 and Croton 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.*