# Autodesk Fusion vs ContextStacker

The clearest difference is in-app purchases: Autodesk Fusion at none against ContextStacker's 2. Autodesk Fusion also leads on iOS requirement (13.0 vs 17.0). ContextStacker's advantage is update cadence (every 3 days vs monthly). On price, ads and device support there is nothing between them.

Both are free to download. ContextStacker sells 2 in-app purchases, starting at $99.00 per year. Autodesk Fusion asks for nothing beyond the download.

Autodesk Fusion ships an update monthly, ContextStacker every 3 days. The most recent releases landed on October 21, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | Autodesk Fusion | ContextStacker |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (4.1K ratings)](https://appshunter.io/ios/app/autodesk-fusion/id991074843/reviews)** | — |
| Number of ratings | **4.1K** | — |
| Positive reviews | 59.1% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Monthly | **Every 3 days** |
| Monetization | Free | — |
| Size | 124 MB | 7 MB |
| Requires iOS | **13.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Autodesk Inc.](https://appshunter.io/developer/295089690) | [鹏源 邱](https://appshunter.io/developer/1042192961) |

## What reviewers say

### Autodesk Fusion

[App page](https://appshunter.io/ios/app/autodesk-fusion/id991074843)

Collaborate on 3D designs from anywhere with this mobile app. View, comment on, and share CAD models in over 100 formats. It works with a companion cloud-based desktop product for product design and development.

**Highlights:** View over 100 file formats, Collaborate on 3D designs, Comment on project activities, Share designs with stakeholders, Search and highlight parts, Offline data access

**In-app purchases:** none

**What reviewers like**

- 🚀 Great for showing designs
- 👍 Easy to use and understand
- 💡 Powerful CAD/CAM capabilities
- 🚀 Convenient for collaboration

**What reviewers complain about**

- 🐛 Crashes and login issues
- 👎 Limited functionality compared to desktop version
- 👎 Constantly logs out
- 🐛 Buggy and unreliable

**Reported bugs**

- Fails to open files
- White screens and rendering issues
- Inconsistent behavior across devices
- Frequent crashes on latest iOS versions

**Requested features**

- Full editing capabilities on iPad
- Ability to hide/show components
- Improved rendering and visualization
- Offline access and file management


### ContextStacker

[App page](https://appshunter.io/ios/app/contextstacker/id6774051551)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Annual | $99.00 | per year |
| Business Annual | $199.00 | per year |


## Frequently asked questions

### Is Autodesk Fusion free?

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

### Is ContextStacker free?

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

### Do Autodesk Fusion or ContextStacker have ads?

Neither Autodesk Fusion nor ContextStacker shows ads.

### Which is updated more often, Autodesk Fusion or ContextStacker?

Autodesk Fusion ships an update monthly, and ContextStacker every 3 days. Most recently, Autodesk Fusion was updated on October 21, 2026 and ContextStacker on October 14, 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.*