# 3fitstyle vs Kneed AI Physiotherapy Tracker

The clearest difference is iOS requirement: Kneed AI Physiotherapy Tracker at 15.1 against 3fitstyle's 17.0. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. 3fitstyle sells 3 in-app purchases, starting at $9.99 per month and Kneed AI Physiotherapy Tracker sells 2 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

3fitstyle ships an update every 3 weeks, Kneed AI Physiotherapy Tracker fortnightly. The most recent releases landed on November 3, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | 3fitstyle | Kneed AI Physiotherapy Tracker |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 14.3% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Fortnightly** |
| Monetization | Free with in-app purchases | — |
| Size | 87 MB | 36 MB |
| Requires iOS | 17.0 | **15.1** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [DOVIES LIMITED](https://appshunter.io/developer/1370793121) | [Utkarsh Ravindrakumar Mahajan](https://appshunter.io/developer/6780144905) |

## What reviewers say

### 3fitstyle

[App page](https://appshunter.io/ios/app/3fitstyle/id6449520820)

This fitness app offers personalized workout plans, exercise demonstrations, and diet guidance. Track your progress and access high-quality on-demand videos to achieve your health goals at home or in the gym.

**Highlights:** Customizable workouts with 1000+ exercise videos, Monthly workout plans for weight loss, toning, or muscle gain, Diet plans for various lifestyles (vegan, keto), Workout logging and progress tracking, 4K on-demand and downloadable workout videos, Personal trainer guidance

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 1 Month Premium Membership | $9.99 | per month |
| 3 Month Premium Membership | $24.99 | per 3 months |
| 1 Year Premium Membership | $79.99 | per year |


### Kneed AI Physiotherapy Tracker

[App page](https://appshunter.io/ios/app/kneed-ai-physiotherapy-tracker/id6780144903)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 7-day Trial | Free | one-time |
| Lifetime Access | $9.99 | one-time |


## Frequently asked questions

### Is 3fitstyle free?

3fitstyle is free to download, with in-app purchases available.

### Is Kneed AI Physiotherapy Tracker free?

Kneed AI Physiotherapy Tracker is free to download, with in-app purchases available.

### Do 3fitstyle or Kneed AI Physiotherapy Tracker have ads?

Neither 3fitstyle nor Kneed AI Physiotherapy Tracker shows ads.

### Which is updated more often, 3fitstyle or Kneed AI Physiotherapy Tracker?

3fitstyle ships an update every 3 weeks, and Kneed AI Physiotherapy Tracker fortnightly. Most recently, 3fitstyle was updated on November 3, 2026 and Kneed AI Physiotherapy Tracker on October 25, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*