# Katalyst vs Milo Link

The clearest difference is rating: Katalyst at 4.6 against Milo Link's 4.1. Katalyst also leads on review sentiment (81% vs 57%). Milo Link's advantage is monetization model (free vs free with in-app purchases) and iOS requirement (12.0 vs 16.0). On price, ratings volume, update cadence and ads there is nothing between them.

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

Katalyst holds the better App Store score, 4.6 against 4.1. Both are backed by a comparable volume of ratings — 58 and 28 respectively. Written reviews point the same way: 81% of Katalyst's written reviews are positive against 57% of Milo Link's.

Katalyst ships an update every 3 weeks, Milo Link monthly. The most recent releases landed on August 17, 2026 and September 6, 2026 respectively.

## The numbers

| Metric | Katalyst | Milo Link |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (58 ratings)](https://appshunter.io/ios/app/katalyst/id1558163458/reviews)** | [4.1 (28 ratings)](https://appshunter.io/ios/app/milo-link/id1575731537/reviews) |
| Number of ratings | **58** | 28 |
| Positive reviews | **80.6% of reviews** | 57.1% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Monthly |
| Monetization | Free with in-app purchases | **Free** |
| Size | 126 MB | 88 MB |
| Requires iOS | 16.0 | **12.0** |
| Devices | **iPhone, iPad, Apple Watch** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Katalyst Interactive Inc.](https://appshunter.io/developer/1558163460) | [Loose Cannon Systems](https://appshunter.io/developer/1543105578) |

## What reviewers say

### Katalyst

[App page](https://appshunter.io/ios/app/katalyst/id1558163458)

This app enhances a revolutionary workout system using Electro Muscle Stimulation (EMS) to engage all muscles simultaneously. It offers a full-body workout in just 20 minutes, with zero joint load. Access diverse workout programs and control intensity for personalized training.

**Highlights:** Electro Muscle Stimulation (EMS) training, Full-body engagement, 20-minute workouts, Zero joint load, Diverse workout library (strength, power, cardio, recovery), Adjustable impulse intensity, Offline workout access

**Features:** Apple Watch app, Vision Pro support

**In-app purchases:** none


### Milo Link

[App page](https://appshunter.io/ios/app/milo-link/id1575731537)

This app serves as an official companion for a device, allowing users to update its software, customize settings like language, and access offline information. It ensures the device receives new features and performance improvements.

**Highlights:** Update device software, Customize device language, Access offline information, Learn about device features, Performance enhancements

**In-app purchases:** none


## Frequently asked questions

### Is Katalyst free?

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

### Is Milo Link free?

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

### Which has better reviews, Katalyst or Milo Link?

Katalyst is rated higher. Katalyst averages 4.6 out of 5 from 58 ratings, while Milo Link averages 4.1 from 28 ratings.

### Do Katalyst or Milo Link have ads?

Neither Katalyst nor Milo Link shows ads.

### Which is updated more often, Katalyst or Milo Link?

Katalyst ships an update every 3 weeks, and Milo Link monthly. Most recently, Katalyst was updated on August 17, 2026 and Milo Link on September 6, 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.*