# ONELAB vs CompositesAI

The clearest difference is ads: ONELAB at none against CompositesAI's shown. ONELAB also leads on monetization model (free vs ad-supported) and iOS requirement (9.0 vs 15.0). CompositesAI's advantage is update cadence (every 9 days vs every 2 months) and ratings volume (17 vs 1). On price, rating, review sentiment 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.

On the App Store both sit at effectively the same score — 5.0 for ONELAB against 4.9 for CompositesAI. That said, the two scores are not equally well evidenced: CompositesAI has 17 ratings behind it against 1, so its average is the more settled of the two. Written reviews split almost evenly too, at 100% and 100% positive.

ONELAB ships an update every 2 months, CompositesAI every 9 days. The most recent releases landed on October 10, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | ONELAB | CompositesAI |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/onelab/id845930897/reviews)** | [4.9 (17 ratings)](https://appshunter.io/ios/app/compositesai/id1297825946/reviews) |
| Number of ratings | 1 | **17** |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 2 months | **Every 9 days** |
| Monetization | **Free** | Ad-supported |
| Size | 95 MB | 45 MB |
| Requires iOS | **9.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Christophe Geuzaine](https://appshunter.io/developer/845930900) | [APPS BAY LIMITED](https://appshunter.io/developer/1599035519) |

## What reviewers say

### ONELAB

[App page](https://appshunter.io/ios/app/onelab/id845930897)

This application provides a finite element package for simulating multi-physics problems. It integrates with open-source tools for mesh generation and solving, offering ready-to-use examples for electromagnetics, thermics, and mechanics.

**Highlights:** Finite element package, Multi-physic problem simulation, Electromagnetics, thermics, mechanics, Integrates with Gmsh and GetDP, Ready-to-use examples, Add new models via zip archives

**Features:** macOS Compatibility

**In-app purchases:** none


### CompositesAI

[App page](https://appshunter.io/ios/app/compositesai/id1297825946)

This AI-powered platform assists composites engineers by providing instant, expert-level answers to questions about material design, calculations, and process optimization. It offers a chat assistant for natural language queries and specialized tools for calculating various material properties and generating meshes.

**Highlights:** AI Chat Assistant for engineering queries, Calculate beam stiffness matrix, Calculate plate A, B, D matrices, Calculate solid stiffness matrix, Calculate coefficient of thermal expansions, Mesh generation with Gmsh

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is ONELAB free?

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

### Is CompositesAI free?

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

### Which has better reviews, ONELAB or CompositesAI?

ONELAB is rated higher. ONELAB averages 5.0 out of 5 from 1 ratings, while CompositesAI averages 4.9 from 17 ratings.

### Do ONELAB or CompositesAI have ads?

CompositesAI shows ads; ONELAB does not.

### Which is updated more often, ONELAB or CompositesAI?

ONELAB ships an update every 2 months, and CompositesAI every 9 days. Most recently, ONELAB was updated on October 10, 2026 and CompositesAI on October 11, 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.*