# Fitivity Functional Training vs Knee Mobility

The clearest difference is review sentiment: Fitivity Functional Training at 100% against Knee Mobility's 0%. Fitivity Functional Training also leads on price (Free vs $4.99). Knee Mobility's advantage is in-app purchases (none vs 11) and ads (none vs shown). On update cadence and device support there is nothing between them.

Fitivity Functional Training is free to download; Knee Mobility costs $4.99 up front. Fitivity Functional Training sells 11 in-app purchases, starting at $0.99 per month. Knee Mobility asks for nothing beyond the download.

Fitivity Functional Training ships an update every 5 weeks, Knee Mobility monthly. The most recent releases landed on September 20, 2026 and September 18, 2026 respectively.

## The numbers

| Metric | Fitivity Functional Training | Knee Mobility |
| --- | --- | --- |
| Price | **Free** | $4.99 |
| Positive reviews | **100.0% of reviews** | 0.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 5 weeks | **Monthly** |
| Monetization | **Free with in-app purchases** | Paid |
| Size | 140 MB | 300 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Loyal Health & Fitness, Inc.](https://appshunter.io/developer/1088263310) | [MirrorAR LLC](https://appshunter.io/developer/1526484138) |

## What reviewers say

### Fitivity Functional Training

[App page](https://appshunter.io/ios/app/fitivity-functional-training/id966558625)

This app offers functional training programs designed to improve everyday movement patterns. It provides audio guidance, customized weekly workouts with HD instructional videos, and an engaging "Coaching" experience with DJ mixes and motivating trainers. Workouts can be streamed online or accessed offline.

**Highlights:** Functional training programs, Audio guidance from personal trainer, Customized weekly workouts, HD instructional videos, Fitivity COACHING experience, Online and offline workout access

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

**In-app purchases (11)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Subscription | $0.99 | per month |
| Fitivity Premium | $1.99 | per month |
| ad Free One Month | $1.99 | per month |
| Yearly Subscription | $5.99 | per year |
| Yearly Subscription | $9.49 | per year |
| Entire Program - Functional Training | $4.99 | one-time |
| Entire Program - Pilates | $4.99 | one-time |
| Entire Program - Senior Fitness | $4.99 | one-time |
| Entire Program - Resistance Bands | $4.99 | one-time |
| Purchase levels of all programs | $9.99 | one-time |
| Lifetime Premium Subscription | $299.99 | one-time |


### Knee Mobility

[App page](https://appshunter.io/ios/app/knee-mobility/id6621180556)

This app helps you track and improve your knee's range of motion through daily exercises. Monitor your progress over six weeks with insightful feedback to stay motivated on your journey to better knee health.

**Highlights:** Track knee range of motion, Daily exercises for knee health, Progress monitoring over six weeks, Feedback for motivation, General wellness and fitness focus

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

**In-app purchases:** none


## Frequently asked questions

### Is Fitivity Functional Training free?

Fitivity Functional Training is free to download, with in-app purchases available.

### Is Knee Mobility free?

Knee Mobility costs $4.99, with no in-app purchases.

### Do Fitivity Functional Training or Knee Mobility have ads?

Fitivity Functional Training shows ads; Knee Mobility does not.

### Which is updated more often, Fitivity Functional Training or Knee Mobility?

Fitivity Functional Training ships an update every 5 weeks, and Knee Mobility monthly. Most recently, Fitivity Functional Training was updated on September 20, 2026 and Knee Mobility on September 18, 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.*