# FITJO vs K

The clearest difference is iOS requirement: K at 11.0 against FITJO's 15.1. On price, update cadence, ads and in-app purchases there is nothing between them.

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

FITJO ships an update monthly, K every 6 weeks. Both last shipped on November 3, 2026.

## The numbers

| Metric | FITJO | K |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[3.5 (327 ratings)](https://appshunter.io/ios/app/k-watch/id6443482628/reviews)** |
| Number of ratings | — | **327** |
| Positive reviews | — | 38.7% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Monthly** | Every 6 weeks |
| Monetization | — | Free |
| Size | 102 MB | 232 MB |
| Requires iOS | 15.1 | **11.0** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [JP Consulting UG (haftungsbeschraenkt)](https://appshunter.io/developer/1605626662) | [HONGKONG AMAZWEAR TECH CO., LTD.](https://appshunter.io/developer/1812791867) |

## What reviewers say

### FITJO

[App page](https://appshunter.io/ios/app/fitjo/id1605626660)

**Features:** macOS Compatibility

**In-app purchases:** none


### K

[App page](https://appshunter.io/ios/app/k-watch/id6443482628)

Track your daily activity, including steps, distance, and calories burned. Analyze your sleep patterns with detailed insights into deep sleep, light sleep, and awake times. Set activity goals and receive notifications.

**Highlights:** Accurate activity tracking, GPS route tracking, Daily activity goals, In-depth sleep analysis, Vibrating alarm reminder, Push notifications

**In-app purchases:** none


## Frequently asked questions

### Is FITJO free?

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

### Is K free?

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

### Do FITJO or K have ads?

Neither FITJO nor K shows ads.

### Which is updated more often, FITJO or K?

FITJO ships an update monthly, and K every 6 weeks. Most recently, FITJO was updated on November 3, 2026 and K 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.*