# Team Kay Fitness vs Rayvolution

The clearest difference is ads: Team Kay Fitness at none against Rayvolution's shown. Rayvolution's advantage is update cadence (fortnightly vs every 6 weeks). On price, in-app purchases, device support and iOS requirement there is nothing between them.

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

Team Kay Fitness ships an update every 6 weeks, Rayvolution fortnightly. The most recent releases landed on November 4, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | Team Kay Fitness | Rayvolution |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (14 ratings)](https://appshunter.io/ios/app/team-kay-fitness/id6739312331/reviews)** | — |
| Number of ratings | **14** | — |
| Positive reviews | 87.5% of reviews | — |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 6 weeks | **Fortnightly** |
| Monetization | Free | — |
| Size | 180 MB | 123 MB |
| Requires iOS | 15.5 | **14.0** |
| Devices | **iPhone, iPad, iPod, Apple Watch** | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Team KAY Fitness, LLC](https://appshunter.io/developer/1784815982) | [Rayvolution, LLC](https://appshunter.io/developer/1774029664) |

## What reviewers say

### Team Kay Fitness

[App page](https://appshunter.io/ios/app/team-kay-fitness/id6739312331)

Access personalized workout programs and track your fitness journey. Monitor workouts, nutrition, habits, and measurements with real-time coach support. Achieve your health goals with guided exercises and progress tracking.

**Highlights:** Access and track training plans, Follow exercise and workout videos, Track meals and food choices, Monitor daily habits, Set and track health goals, Message coach in real-time, Track body measurements and progress photos

**Features:** Apple Wallet, Apple Watch app

**In-app purchases:** none


### Rayvolution

[App page](https://appshunter.io/ios/app/rayvolution/id6747745557)

**Features:** macOS Compatibility, Apple Wallet

**In-app purchases:** none


## Frequently asked questions

### Is Team Kay Fitness free?

Team Kay Fitness is free to download, with no in-app purchases.

### Is Rayvolution free?

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

### Do Team Kay Fitness or Rayvolution have ads?

Rayvolution shows ads; Team Kay Fitness does not.

### Which is updated more often, Team Kay Fitness or Rayvolution?

Team Kay Fitness ships an update every 6 weeks, and Rayvolution fortnightly. Most recently, Team Kay Fitness was updated on November 4, 2026 and Rayvolution on October 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.*