# Cadmio vs Sequence

Cadmio and Sequence both sit at 4.2 stars, but that hides the real split: 61% of Cadmio's written reviews are positive against 0% of Sequence's. Cadmio also leads on iOS requirement (15.6 vs 17.0). Sequence's advantage is monetization model (free with in-app purchases vs subscription) and update cadence (every 10 days vs monthly). On price, rating, ratings volume and ads there is nothing between them.

Both are free to download. Cadmio sells 2 in-app purchases, starting at $10.99 per month and Sequence sells 2 in-app purchases, starting at $9.99 per year. Whichever you choose, the download price is not the number that matters.

On the App Store both sit at effectively the same score — 4.2 for Cadmio against 4.3 for Sequence. Both are backed by a comparable volume of ratings — 34 and 65 respectively. Written reviews are what separate them: 61% of Cadmio's written reviews are positive against 0% of Sequence's.

Cadmio ships an update monthly, Sequence every 10 days. The most recent releases landed on September 28, 2026 and September 22, 2026 respectively.

## The numbers

| Metric | Cadmio | Sequence |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.2 (34 ratings)](https://appshunter.io/ios/app/cadmio-cad-visualization/id1546213629/reviews) | **[4.3 (65 ratings)](https://appshunter.io/ios/app/sequence-g-code-editor-cnc/id1599405832/reviews)** |
| Number of ratings | 34 | **65** |
| Positive reviews | **60.7% of reviews** | 0.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Monthly | **Every 10 days** |
| Monetization | Subscription | **Free with in-app purchases** |
| Size | 1.5 GB | 9 MB |
| Requires iOS | **15.6** | 17.0 |
| Devices | iPad | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [CADMIO Kft.](https://appshunter.io/developer/1546213631) | [Hypercube GFX, Inc.](https://appshunter.io/developer/1598651427) |

## What reviewers say

### Cadmio

[App page](https://appshunter.io/ios/app/cadmio-cad-visualization/id1546213629)

Easily create interactive 3D presentations of your product designs. Import common CAD file formats and utilize a library of materials and environments. Share your visualizations with clients who don't need specialized software to review them.

**Highlights:** Import .STEP, .STL, .OBJ files, Customizable material and environment presets, Interactive 3D presentation editing, AR view, Shareable proprietary file format, Automatic turntable animation

**Features:** Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Cadmio Monthly Subscription | $10.99 | per month |
| Cadmio Annual Subscription | $99.99 | per year |


### Sequence

[App page](https://appshunter.io/ios/app/sequence-g-code-editor-cnc/id1599405832)

This app is a text editor for G-Code and M-Code, designed for machining on CNC and lathe machines. It allows users to import, save, and visualize STL models with a built-in 3D renderer. Subscriptions are available and can be canceled anytime.

**Highlights:** G-Code and M-Code editing, CNC and lathe machine code support, Command list for G-Codes and M-Codes, Import, save, and visualize STL models, Built-in 3D renderer, Optional in-app purchase

**Features:** Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Sequence Plus | $9.99 | per year |
| Sequence Plus | $9.99 | per year |


## Frequently asked questions

### Is Cadmio free?

Cadmio is free to download, with in-app purchases available.

### Is Sequence free?

Sequence is free to download, with in-app purchases available.

### Which has better reviews, Cadmio or Sequence?

Sequence is rated higher. Cadmio averages 4.2 out of 5 from 34 ratings, while Sequence averages 4.3 from 65 ratings.

### Do Cadmio or Sequence have ads?

Neither Cadmio nor Sequence shows ads.

### Which is updated more often, Cadmio or Sequence?

Cadmio ships an update monthly, and Sequence every 10 days. Most recently, Cadmio was updated on September 28, 2026 and Sequence on September 22, 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.*