# CalorieWalk3 vs Stark

The clearest difference is in-app purchases: CalorieWalk3 at none against Stark's 3. CalorieWalk3 also leads on update cadence (every 4 days vs every 2 weeks) and iOS requirement (17.0 vs 26.2). Stark's advantage is device support (3 vs 1). On price and ads there is nothing between them.

Both are free to download. Stark sells 3 in-app purchases, starting at $2.99 per 7 days. CalorieWalk3 asks for nothing beyond the download.

CalorieWalk3 ships an update every 4 days, Stark every 2 weeks. The most recent releases landed on September 8, 2026 and September 19, 2026 respectively.

## The numbers

| Metric | CalorieWalk3 | Stark |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 4 days** | Every 2 weeks |
| Size | 7 MB | 18 MB |
| Requires iOS | **17.0** | 26.2 |
| Devices | iPhone | **iPhone, iPad, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [Wontai Ki](https://appshunter.io/developer/313410021) | [Ralph Olazo](https://appshunter.io/developer/1846688159) |

## What reviewers say

### CalorieWalk3

[App page](https://appshunter.io/ios/app/caloriewalk3/id6743017233)

**Features:** macOS Compatibility

**In-app purchases:** none


### Stark

[App page](https://appshunter.io/ios/app/stark-step-tracker/id6759113750)

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Stark Pro Weekly | $2.99 | per 7 days |
| Stark Pro Annual | $19.99 | per year |
| Stark Pro Lifetime | $39.99 | one-time |


## Frequently asked questions

### Is CalorieWalk3 free?

CalorieWalk3 is free to download, with no in-app purchases.

### Is Stark free?

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

### Do CalorieWalk3 or Stark have ads?

Neither CalorieWalk3 nor Stark shows ads.

### Which is updated more often, CalorieWalk3 or Stark?

CalorieWalk3 ships an update every 4 days, and Stark every 2 weeks. Most recently, CalorieWalk3 was updated on September 8, 2026 and Stark on September 19, 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.*