# ScanOnce vs Canvio

The clearest difference is update cadence: Canvio at every 3 days against ScanOnce's every 2 months. On price, ads, in-app purchases and device support there is nothing between them.

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

ScanOnce ships an update every 2 months, Canvio every 3 days. Both last shipped on October 12, 2026.

## The numbers

| Metric | ScanOnce | Canvio |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (2 ratings)](https://appshunter.io/ios/app/canvio-mind-maps-and-notes/id6771719475/reviews)** |
| Number of ratings | — | **2** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 3 days** |
| Monetization | — | Freemium |
| Size | 3 MB | 15 MB |
| Requires iOS | 17.0 | 17.0 |
| Devices | iPhone, iPad | **iPhone, iPad, Mac** |
| Age rating | 4+ | 4+ |
| Developer | [Johanna Hoppe](https://appshunter.io/developer/1869099620) | [Aftab fazal Qayum](https://appshunter.io/developer/1896241380) |

## What reviewers say

### ScanOnce

[App page](https://appshunter.io/ios/app/scanonce/id6759916701)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Lifetime Access | $3.99 | one-time |


### Canvio

[App page](https://appshunter.io/ios/app/canvio-mind-maps-and-notes/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 | $29.99 | one-time |
| Lifetime Cloud Upgrade | $29.99 | one-time |
| Canvio Pro Lifetime | $59.99 | one-time |


## Frequently asked questions

### Is ScanOnce free?

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

### Is Canvio free?

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

### Do ScanOnce or Canvio have ads?

Neither ScanOnce nor Canvio shows ads.

### Which is updated more often, ScanOnce or Canvio?

ScanOnce ships an update every 2 months, and Canvio every 3 days. Most recently, ScanOnce was updated on October 12, 2026 and Canvio on October 12, 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.*