# OntoFit vs 워크온(WalkOn)

The clearest difference is rating: 워크온(WalkOn) at 3.7 against OntoFit's 3.0. 워크온(WalkOn) also leads on review sentiment (64% vs 28%) and update cadence (every 6 days vs every 3 months). OntoFit's advantage is iOS requirement (9.0 vs 15.0). On price, ratings volume, 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.

워크온(WalkOn) holds the better App Store score, 3.7 against 3.0. Both are backed by a comparable volume of ratings — 5 and 3 respectively. Written reviews point the same way: 28% of OntoFit's written reviews are positive against 64% of 워크온(WalkOn)'s.

OntoFit ships an update every 3 months, 워크온(WalkOn) every 6 days. The most recent releases landed on September 28, 2026 and September 27, 2026 respectively.

## The numbers

| Metric | OntoFit | 워크온(WalkOn) |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.0 (5 ratings)](https://appshunter.io/ios/app/ontofit/id1453150726/reviews) | **[3.7 (3 ratings)](https://appshunter.io/ios/app/walkon/id1501801389/reviews)** |
| Number of ratings | **5** | 3 |
| Positive reviews | 28.3% of reviews | **63.9% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 6 days** |
| Monetization | Free | Free |
| Size | 125 MB | 283 MB |
| Requires iOS | **9.0** | 15.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [文妤 黄](https://appshunter.io/developer/1383669544) | [Swallaby Inc.](https://appshunter.io/developer/1137004610) |

## What reviewers say

### OntoFit

[App page](https://appshunter.io/ios/app/ontofit/id1453150726)

This app provides detailed body composition analysis and tracks your health metrics over time. It offers personalized insights and supports multiple family users, integrating with health platforms for comprehensive health management.

**Highlights:** 13 body composition analysis, Trend charts for tracking changes, Body shaping measurements, Support for up to 24 users, Integration with Apple Health, Personalized app theme colors

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

**In-app purchases:** none


### 워크온(WalkOn)

[App page](https://appshunter.io/ios/app/walkon/id1501801389)

Track daily activity, sleep, and calories burned. Participate in local challenges for rewards and contribute to community support. Connect with friends and neighbors for group fitness goals and discover scenic walking routes.

**Highlights:** Activity and calorie tracking, Personalized activity goals, Local and brand challenges, Community step goals for charity, Friend and neighborhood connections, Walking route recommendations

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is OntoFit free?

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

### Is 워크온(WalkOn) free?

워크온(WalkOn) is free to download, with no in-app purchases.

### Which has better reviews, OntoFit or 워크온(WalkOn)?

워크온(WalkOn) is rated higher. OntoFit averages 3.0 out of 5 from 5 ratings, while 워크온(WalkOn) averages 3.7 from 3 ratings.

### Do OntoFit or 워크온(WalkOn) have ads?

Neither OntoFit nor 워크온(WalkOn) shows ads.

### Which is updated more often, OntoFit or 워크온(WalkOn)?

OntoFit ships an update every 3 months, and 워크온(WalkOn) every 6 days. Most recently, OntoFit was updated on September 28, 2026 and 워크온(WalkOn) on September 27, 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.*