RK Fit Coaching

Williams, Rennison Health & Fitness iPhoneiPadiPod touch

RK Fit Coaching is a free Health & Fitness app for iPhone and iPad by Williams, Rennison. Rated 4.8/5 from 6 ratings. Requires iOS 15.1.

Rating: 4.8; 6 ratings
Price: Free; on the App Store
Size: 88 MB; Age 4+
Updated: Apr 29; 2026 · v5.0

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Screenshots

About RK Fit Coaching

The science of strength training made simple by Performance PT and Nutrition Coach, Rennison Williams. Apple Health App Integration: Using this app with the Apple Health app on iPhone empowers you to better manage your health and fitness.

Ratings & reviews

4.8

6 ratings

5 ★ 83% 4 ★ 17% 3 ★ 0% 2 ★ 0% 1 ★ 0%

What’s new

Version 5.0 · Updated April 29, 2026

New look and feel.

App privacy

The developer, Williams, Rennison, reported these privacy practices to Apple.

Data Linked to You

The following data, which may be collected and linked to your identity, may be used for the following purposes:

Contact Info: Name

Used for: App Functionality

Data Not Linked to You

The following data, which may be collected but is not linked to your identity, may be used for the following purposes:

Health & Fitness: Health
Contact Info: Email Address

Used for: App Functionality

App details

RK Fit Coaching is a free Health & Fitness app for iPhone, iPad and iPod touch, developed by Williams, Rennison. It is rated 4.8 out of 5 from 6 ratings on the App Store, requires iOS 15.1 or later and is 88 MB to download. It was first released on September 24, 2021 and last updated on April 29, 2026.

Category: Health & Fitness
Rating: 4.8 / 5 (6 ratings)
Price: Free
Version: 5.0
Size: 88 MB
Requires: iOS 15.1 or later
Compatibility: iPhone, iPad, iPod touch
Languages: English
Age rating: 4+
Released: September 24, 2021
Last updated: April 29, 2026
Developer: Williams, Rennison

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Alternatives to RK Fit Coaching

Looking for apps like RK Fit Coaching? Here are 6 similar apps on the App Store. The highest rated is Tough Cookie Body by Shay (5.0/5), and all 6 are free to download.

RK Fit Coaching vs. alternatives
App	Rating	Price	Last updated	Compare
RK Fit Coaching	4.8 / 5 (6 ratings)	Free	April 29, 2026
VIP.Coach	–	Free	Feb 18, 2026	Compare
Tough Cookie Body by Shay	5.0 / 5 (7)	Free	Dec 10, 2024	Compare
BodyByJ	5.0 / 5 (5)	Free	Dec 11, 2024	Compare
Calorily	–	Free	Dec 29, 2025	Compare
Gains Performance Studio	–	Free	Sep 12, 2026	Compare
Kinra: calorie tracker & coach	–	Free	Oct 7, 2026	Compare

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