# REBvibe vs Mobius iVibe

The clearest difference is rating: Mobius iVibe at 3.7 against REBvibe's 3.0. Mobius iVibe also leads on review sentiment (67% vs 33%) and ratings volume (7 vs 2). REBvibe's advantage is update cadence (every 9 months vs every 50 months) and iOS requirement (7.0 vs 13). On price, ads, in-app purchases and monetization model there is nothing between them.

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

Mobius iVibe holds the better App Store score, 3.7 against 3.0. Both are backed by a comparable volume of ratings — 2 and 7 respectively. Written reviews point the same way: 33% of REBvibe's written reviews are positive against 67% of Mobius iVibe's.

REBvibe ships an update every 9 months, Mobius iVibe every 50 months. The most recent releases landed on October 14, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | REBvibe | Mobius iVibe |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.0 (2 ratings)](https://appshunter.io/ios/app/rebvibe/id445515440/reviews) | **[3.7 (7 ratings)](https://appshunter.io/ios/app/mobius-ivibe/id482836743/reviews)** |
| Number of ratings | 2 | **7** |
| Positive reviews | 33.3% of reviews | **66.7% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 9 months** | Every 50 months |
| Monetization | Free | Free |
| Size | 6 MB | 38 MB |
| Requires iOS | **7.0** | 13 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Motionics LLC](https://appshunter.io/developer/424498959) | [Mobius Insitute](https://appshunter.io/developer/482836746) |

## What reviewers say

### REBvibe

[App page](https://appshunter.io/ios/app/rebvibe/id445515440)

This application calculates fundamental vibration frequencies for rolling element bearings. Users can input bearing geometry or model numbers to determine various frequencies like BPFI, BPFO, BSF, and FTF. Results are provided in both CPM and Hz, with options for selection via a manufacturing database or direct geometry input.

**Highlights:** Calculates BPFI, BPFO, BSF, and FTF, Results in CPM and Hz, Bearing selection by geometry, Bearing selection by model number, Uses bearing manufacturing database

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

**In-app purchases:** none


### Mobius iVibe

[App page](https://appshunter.io/ios/app/mobius-ivibe/id482836743)

This app helps identify machine fault conditions by analyzing spectrum symptoms and machine types. It offers explanations, sample spectra, and diagnostic guidance, functioning like a portable reference guide for troubleshooting. Users can navigate through symptoms, machine types, or fault types to find potential issues.

**Highlights:** Identify machine faults by spectrum symptoms, Browse by machine type to find likely faults, View sample spectral images, Detailed diagnostic information, Scroll through 80 spectral images, Drill down through symptom lists

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

**In-app purchases:** none


## Frequently asked questions

### Is REBvibe free?

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

### Is Mobius iVibe free?

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

### Which has better reviews, REBvibe or Mobius iVibe?

Mobius iVibe is rated higher. REBvibe averages 3.0 out of 5 from 2 ratings, while Mobius iVibe averages 3.7 from 7 ratings.

### Do REBvibe or Mobius iVibe have ads?

Neither REBvibe nor Mobius iVibe shows ads.

### Which is updated more often, REBvibe or Mobius iVibe?

REBvibe ships an update every 9 months, and Mobius iVibe every 50 months. Most recently, REBvibe was updated on October 14, 2026 and Mobius iVibe on October 9, 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.*