# LAUF vs Calfit

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

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

LAUF ships an update every 3 days, Calfit every 2 weeks. The most recent releases landed on October 11, 2026 and September 28, 2026 respectively.

## The numbers

| Metric | LAUF | Calfit |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | **Every 3 days** | Every 2 weeks |
| Size | 26 MB | 15 MB |
| Requires iOS | 16.0 | **15.0** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Seonwook Kim](https://appshunter.io/developer/1713880089) | [jinchul jung](https://appshunter.io/developer/6784939551) |

## What reviewers say

### LAUF

[App page](https://appshunter.io/ios/app/lauf/id6760998497)

**In-app purchases:** none


### Calfit

[App page](https://appshunter.io/ios/app/calfit/id6784939549)

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

**In-app purchases:** none


## Frequently asked questions

### Is LAUF free?

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

### Is Calfit free?

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

### Do LAUF or Calfit have ads?

Calfit shows ads; LAUF does not.

### Which is updated more often, LAUF or Calfit?

LAUF ships an update every 3 days, and Calfit every 2 weeks. Most recently, LAUF was updated on October 11, 2026 and Calfit on September 28, 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.*