# Mobile Multibody Dynamics vs Black hole finder

The clearest difference is rating: Black hole finder at 4.1 against Mobile Multibody Dynamics's 3.7. Black hole finder also leads on update cadence (every 10 days vs monthly). Mobile Multibody Dynamics's advantage is review sentiment (80% vs 63%). 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.

Black hole finder holds the better App Store score, 4.1 against 3.7. Both are backed by a comparable volume of ratings — 6 and 7 respectively. Written reviews complicate that: 80% of Mobile Multibody Dynamics's written reviews are positive against 63% of Black hole finder's, so the app with the better star average is not the one people write more warmly about.

Mobile Multibody Dynamics ships an update monthly, Black hole finder every 10 days. The most recent releases landed on November 3, 2026 and November 7, 2026 respectively.

## The numbers

| Metric | Mobile Multibody Dynamics | Black hole finder |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.7 (6 ratings)](https://appshunter.io/ios/app/mobile-multibody-dynamics/id1491149780/reviews) | **[4.1 (7 ratings)](https://appshunter.io/ios/app/black-hole-finder/id6446029571/reviews)** |
| Number of ratings | 6 | **7** |
| Positive reviews | **80.0% of reviews** | 62.5% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Monthly | **Every 10 days** |
| Monetization | Free | Free |
| Size | 111 MB | 44 MB |
| Requires iOS | 16.0 | 16.0 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Eliott Radcliffe](https://appshunter.io/developer/1477487767) | [DDQ](https://appshunter.io/developer/418328467) |

## What reviewers say

### Mobile Multibody Dynamics

[App page](https://appshunter.io/ios/app/mobile-multibody-dynamics/id1491149780)

This app offers a graphical interface for mechanical engineers and physicists to model and simulate multibody dynamics. It bridges the gap between manual equation derivation and complex CAD-like software, serving as an educational tool for students and professionals.

**Highlights:** Graphical modeling interface, Simulation of multibody dynamics, Educational resource for engineering students, Export custom Python code, Accessible alternative to professional software, On-device modeling and analysis

**Features:** Vision Pro support

**In-app purchases:** none


### Black hole finder

[App page](https://appshunter.io/ios/app/black-hole-finder/id6446029571)

Contribute to cutting-edge astronomical research by identifying potential black holes and rare elements. Sift through real-time telescope images to detect fleeting light signals from cosmic events and potentially earn co-authorship on scientific publications.

**Highlights:** Analyze real-time telescope images, Detect light signals from cosmic events, Contribute to scientific research, Potential co-authorship on publications, Learn about black holes and neutron star mergers, Direct telescopes for additional measurements

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

**In-app purchases:** none


## Frequently asked questions

### Is Mobile Multibody Dynamics free?

Mobile Multibody Dynamics is free to download, with no in-app purchases.

### Is Black hole finder free?

Black hole finder is free to download, with no in-app purchases.

### Which has better reviews, Mobile Multibody Dynamics or Black hole finder?

Black hole finder is rated higher. Mobile Multibody Dynamics averages 3.7 out of 5 from 6 ratings, while Black hole finder averages 4.1 from 7 ratings.

### Do Mobile Multibody Dynamics or Black hole finder have ads?

Neither Mobile Multibody Dynamics nor Black hole finder shows ads.

### Which is updated more often, Mobile Multibody Dynamics or Black hole finder?

Mobile Multibody Dynamics ships an update monthly, and Black hole finder every 10 days. Most recently, Mobile Multibody Dynamics was updated on November 3, 2026 and Black hole finder on November 7, 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.*