# CENTNER WELLNESS vs K2 Physical Therapy

The clearest difference is update cadence: K2 Physical Therapy at every 3 months against CENTNER WELLNESS's every 10 months. CENTNER WELLNESS's advantage is iOS requirement (13.0 vs 15.1). On price, ads, in-app purchases and device support there is nothing between them.

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

CENTNER WELLNESS ships an update every 10 months, K2 Physical Therapy every 3 months. The most recent releases landed on October 2, 2026 and September 30, 2026 respectively.

## The numbers

| Metric | CENTNER WELLNESS | K2 Physical Therapy |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/k2-physical-therapy/id6760784643/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 10 months | **Every 3 months** |
| Monetization | — | Free |
| Size | 67 MB | 43 MB |
| Requires iOS | **13.0** | 15.1 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 12+ | 12+ |
| Developer | [SERENERGY CENTER LLC](https://appshunter.io/developer/1664064626) | [K2 Physical Therapy LLC](https://appshunter.io/developer/1886220063) |

## What reviewers say

### CENTNER WELLNESS

[App page](https://appshunter.io/ios/app/centner-wellness/id1664064624)

**In-app purchases:** none


### K2 Physical Therapy

[App page](https://appshunter.io/ios/app/k2-physical-therapy/id6760784643)

Access your personalized home exercise program with HD instructional videos and track your progress. Securely message your provider and earn virtual achievements. Integrates with your phone's activity data to monitor daily steps.

**Highlights:** Personalized Home Exercise Program, HD Instructional Videos, Secure Messaging with Provider, Progress Tracking with Awards, Activity Data Integration, Multi-language Support

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is CENTNER WELLNESS free?

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

### Is K2 Physical Therapy free?

K2 Physical Therapy is free to download, with no in-app purchases.

### Do CENTNER WELLNESS or K2 Physical Therapy have ads?

Neither CENTNER WELLNESS nor K2 Physical Therapy shows ads.

### Which is updated more often, CENTNER WELLNESS or K2 Physical Therapy?

CENTNER WELLNESS ships an update every 10 months, and K2 Physical Therapy every 3 months. Most recently, CENTNER WELLNESS was updated on October 2, 2026 and K2 Physical Therapy on September 30, 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.*