# Infinite Canvas Notes vs DiagramFlow Studio

The clearest difference is update cadence: Infinite Canvas Notes at every 3 days against DiagramFlow Studio's every 5 weeks. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Infinite Canvas Notes sells 5 in-app purchases, starting at $2.99 per month and DiagramFlow Studio sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Infinite Canvas Notes ships an update every 3 days, DiagramFlow Studio every 5 weeks. Both last shipped on October 24, 2026.

## The numbers

| Metric | Infinite Canvas Notes | DiagramFlow Studio |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/infinite-canvas-notes-canvio/id6771719475/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 3 days** | Every 5 weeks |
| Monetization | Freemium | — |
| Size | 15 MB | 5 MB |
| Requires iOS | 17.0 | 17.0 |
| Devices | **iPhone, iPad, Mac** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Aftab fazal Qayum](https://appshunter.io/developer/1896241380) | [Yu Shiung Jiang](https://appshunter.io/developer/612234939) |

## What reviewers say

### Infinite Canvas Notes

[App page](https://appshunter.io/ios/app/infinite-canvas-notes-canvio/id6771719475)

Create an infinite canvas for notes, mind maps, and project planning. Annotate PDFs, draw with Apple Pencil, and organize research visually. Integrates various content types for a flexible workspace.

**Highlights:** Infinite canvas for notes and ideas, PDF annotation and markup, Mind mapping and diagram creation, Project planning and task management, Handwriting conversion to text, Import and organize various content types

**Features:** Vision Pro support

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Canvio Pro | $2.99 | per month |
| Canvio Pro | $29.99 | per year |
| Canvio Local Pro | $14.99 | one-time |
| Lifetime Cloud Upgrade | $29.99 | one-time |
| Canvio Pro Lifetime | $59.99 | one-time |


### DiagramFlow Studio

[App page](https://appshunter.io/ios/app/diagramflow-studio/id6780979641)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 圖流 DiagramFlow Studio Pro 解鎖 | $2.99 | one-time |


## Frequently asked questions

### Is Infinite Canvas Notes free?

Infinite Canvas Notes is free to download, with in-app purchases available.

### Is DiagramFlow Studio free?

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

### Do Infinite Canvas Notes or DiagramFlow Studio have ads?

Neither Infinite Canvas Notes nor DiagramFlow Studio shows ads.

### Which is updated more often, Infinite Canvas Notes or DiagramFlow Studio?

Infinite Canvas Notes ships an update every 3 days, and DiagramFlow Studio every 5 weeks. Most recently, Infinite Canvas Notes was updated on October 24, 2026 and DiagramFlow Studio on October 24, 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.*