# KaFit vs OnWear Pro

The clearest difference is in-app purchases: KaFit at none against OnWear Pro's 10. KaFit also leads on ads (none vs shown) and iOS requirement (11.0 vs 13.0). On price, update cadence and device support there is nothing between them.

Both are free to download. OnWear Pro sells 10 one-off in-app purchases. KaFit asks for nothing beyond the download.

Both ship on a similar rhythm, roughly every 3 weeks. Both last shipped on November 3, 2026.

## The numbers

| Metric | KaFit | OnWear Pro |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.2 (28 ratings)](https://appshunter.io/ios/app/onwear-pro/id1621422955/reviews)** |
| Number of ratings | — | **28** |
| Positive reviews | — | 25.6% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 3 weeks | Every 3 weeks |
| Monetization | — | Free with in-app purchases |
| Size | 55 MB | 311 MB |
| Requires iOS | **11.0** | 13.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Shenzhen WO TAI ZHI LIAN TECHNOLOGY CO.,Ltd](https://appshunter.io/developer/1768231207) | [Shenzhen Lingwei Innovation Technology Co., Ltd.](https://appshunter.io/developer/1621422957) |

## What reviewers say

### KaFit

[App page](https://appshunter.io/ios/app/kafit/id1492557617)

**Features:** macOS Compatibility

**In-app purchases:** none


### OnWear Pro

[App page](https://appshunter.io/ios/app/onwear-pro/id1621422955)

This app tracks your daily activity, including steps, calories, and distance. It monitors sleep patterns and provides reminders for sedentary behavior, water intake, and alarms. It also syncs health data like heart rate and blood oxygen to Apple Health.

**Highlights:** Activity tracking (steps, calories, distance), Sleep monitoring, Notifications and reminders, Sedentary and water reminders, Intelligent alarm clock, Apple Health synchronization, Health monitoring (heart rate, blood oxygen)

**Features:** Vision Pro support

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Purchase duration | $0.29 | one-time |
| Paid Content | $0.39 | one-time |
| Paid Content | $0.69 | one-time |
| Motion sensing games | $0.99 | one-time |
| Paid Content | $0.99 | one-time |
| Purchase duration | $1.19 | one-time |
| Paid Content | $1.99 | one-time |
| Purchase duration | $3.19 | one-time |
| Purchase duration | $4.99 | one-time |
| Purchase duration | $8.99 | one-time |


## Frequently asked questions

### Is KaFit free?

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

### Is OnWear Pro free?

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

### Do KaFit or OnWear Pro have ads?

OnWear Pro shows ads; KaFit does not.

### Which is updated more often, KaFit or OnWear Pro?

KaFit ships an update every 3 weeks, and OnWear Pro every 3 weeks. Most recently, KaFit was updated on November 3, 2026 and OnWear Pro on November 3, 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.*