# IMU Step vs Keiser Manager

The clearest difference is rating: IMU Step at 5.0 against Keiser Manager's 4.0. IMU Step also leads on iOS requirement (14.0 vs 17.6). Keiser Manager's advantage is update cadence (every 2 months vs every 8 months). On price, ratings volume, ads and in-app purchases there is nothing between them.

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

IMU Step holds the better App Store score, 5.0 against 4.0. Both are backed by a comparable volume of ratings — 3 and 4 respectively.

IMU Step ships an update every 8 months, Keiser Manager every 2 months. The most recent releases landed on September 28, 2026 and September 26, 2026 respectively.

## The numbers

| Metric | IMU Step | Keiser Manager |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (3 ratings)](https://appshunter.io/ios/app/imu-step/id1348032758/reviews)** | [4.0 (4 ratings)](https://appshunter.io/ios/app/keiser-manager/id6483933680/reviews) |
| Number of ratings | 3 | **4** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 8 months | **Every 2 months** |
| Monetization | Free | Free |
| Size | 31 MB | 42 MB |
| Requires iOS | **14.0** | 17.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 17+ |
| Developer | [I Measure U](https://appshunter.io/developer/1035194936) | [Keiser Corp.](https://appshunter.io/developer/1094598974) |

## What reviewers say

### IMU Step

[App page](https://appshunter.io/ios/app/imu-step/id1348032758)

This app helps injured athletes return to play by analyzing their movement with waterproof sensors. It provides precise load metrics and identifies asymmetries in lower limbs, offering actionable insights through cloud-based dashboards. Monitor live data, record video, and download sensor data for detailed analysis.

**Highlights:** Real-time load metric analysis, Lower limb asymmetry identification, Cloud-based dashboard insights, Live data streaming, Session video recording, Sensor data download

**In-app purchases:** none


### Keiser Manager

[App page](https://appshunter.io/ios/app/keiser-manager/id6483933680)

This app provides structured and secure data management for organizations like fitness facilities, sports teams, and educational institutions. It requires specific hardware to function correctly.

**Highlights:** Structured data management, Secure data handling, Organizational data solutions, Requires Hub hardware, Contact support for info

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

**In-app purchases:** none


## Frequently asked questions

### Is IMU Step free?

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

### Is Keiser Manager free?

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

### Which has better reviews, IMU Step or Keiser Manager?

IMU Step is rated higher. IMU Step averages 5.0 out of 5 from 3 ratings, while Keiser Manager averages 4.0 from 4 ratings.

### Do IMU Step or Keiser Manager have ads?

Neither IMU Step nor Keiser Manager shows ads.

### Which is updated more often, IMU Step or Keiser Manager?

IMU Step ships an update every 8 months, and Keiser Manager every 2 months. Most recently, IMU Step was updated on September 28, 2026 and Keiser Manager on September 26, 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.*