# iRotorBalancer vs MultiSens

The clearest difference is price: MultiSens at Free against iRotorBalancer's $799.99. MultiSens also leads on in-app purchases (none vs 2) and device support (3 vs 1). iRotorBalancer's advantage is iOS requirement (11.0 vs 15.6). On rating, update cadence and ads there is nothing between them.

MultiSens is free to download; iRotorBalancer costs $799.99 up front. iRotorBalancer sells 2 one-off in-app purchases. MultiSens asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 5.0 for iRotorBalancer against 5.0 for MultiSens. Both are backed by a comparable volume of ratings — 1 and 3 respectively.

Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on June 24, 2026 and June 5, 2026 respectively.

## The numbers

| Metric | iRotorBalancer | MultiSens |
| --- | --- | --- |
| Price | $799.99 | **Free** |
| Rating | [5.0 (1 ratings)](https://appshunter.io/ios/app/irotorbalancer/id523471219/reviews) | [5.0 (3 ratings)](https://appshunter.io/ios/app/multisens-1234/id1533837949/reviews) |
| Number of ratings | 1 | **3** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 2 months | Every 2 months |
| Monetization | Paid | **Free** |
| Size | 18 MB | 99 MB |
| Requires iOS | **11.0** | 15.6 |
| Devices | iPad | **iPhone, iPad, iPod** |
| Age rating | 17+ | 4+ |
| Developer | [Motionics, LLC](https://appshunter.io/developer/424498959) | [Sensos, LLC](https://appshunter.io/developer/1533837951) |

## What reviewers say

### iRotorBalancer

[App page](https://appshunter.io/ios/app/irotorbalancer/id523471219)

This technical tool assists in balancing rotating machinery using single or two-plane methods. It connects to external hardware to measure vibration amplitude and phase, then calculates necessary correction weights and their positions. Reports can be generated and emailed.

**Highlights:** Single-plane balancing (Vector & Four-Runs methods), Two-plane balancing (Influence Coefficients), Real-time waveform and FFT spectrum display, Automatic 1X peak amplitude and phase selection, Polar plot and weight location graphics, Report generation with plots, data, and images

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Custom Report Header and Logo | $49.99 | one-time |
| Two-Plane Overhung Rotor Balancing | $249.99 | one-time |


### MultiSens

[App page](https://appshunter.io/ios/app/multisens-1234/id1533837949)

This application allows users to test various machine condition monitoring sensors. It connects to sensors, displays Time Waveform and Vibration Spectrum graphs, and auto-calibrates for data acquisition.

**Highlights:** Test machine condition monitoring sensors, Connect to sensors, Plot Time Waveform graph, Plot Vibration Spectrum (Acceleration, dB, Velocity), Auto-calibrate to sensors, Data acquisition with adjustable sampling rates and sample counts

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

**In-app purchases:** none


## Frequently asked questions

### Is iRotorBalancer free?

iRotorBalancer costs $799.99, and also offers in-app purchases.

### Is MultiSens free?

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

### Which has better reviews, iRotorBalancer or MultiSens?

iRotorBalancer and MultiSens are both rated 5.0 out of 5 on the App Store, from 1 and 3 ratings respectively.

### Do iRotorBalancer or MultiSens have ads?

Neither iRotorBalancer nor MultiSens shows ads.

### Which is updated more often, iRotorBalancer or MultiSens?

iRotorBalancer ships an update every 2 months, and MultiSens every 2 months. Most recently, iRotorBalancer was updated on June 24, 2026 and MultiSens on June 5, 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.*