# ARuler Pro 2026 vs CanvasPrism

The clearest difference is device support: CanvasPrism at 2 against ARuler Pro 2026's —. ARuler Pro 2026's advantage is iOS requirement (17.0 vs 26.2). On price 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.

## The numbers

| Metric | ARuler Pro 2026 | CanvasPrism |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (6 ratings)](https://appshunter.io/ios/app/canvasprism-whiteboard/id6785350171/reviews)** |
| Number of ratings | — | **6** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | — | No |
| Update frequency | — | Daily |
| Monetization | — | Free |
| Size | 1 MB | 195 MB |
| Requires iOS | **17.0** | 26.2 |
| Devices | — | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [应龙 张](https://appshunter.io/developer/1514562080) | [Life Utility Apps, LLC](https://appshunter.io/developer/1721977600) |

## What reviewers say

### ARuler Pro 2026

[App page](https://appshunter.io/ios/app/aruler-pro-2026/id6770253108)

**In-app purchases:** none


### CanvasPrism

[App page](https://appshunter.io/ios/app/canvasprism-whiteboard/id6785350171)

A private, offline whiteboard app for drawing, sketching, and creating diagrams. It offers an infinite canvas, shape libraries, and Apple Pencil support, with options for iCloud sync. Your creations are stored securely on your device.

**Highlights:** Infinite canvas for freehand sketching, Smart shape connectors for diagrams, Component libraries and templates, Apple Pencil support with gestures, Customizable themes and backgrounds, Export to PNG, PDF, SVG, Optional iCloud sync

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

**In-app purchases:** none


## Frequently asked questions

### Is ARuler Pro 2026 free?

ARuler Pro 2026 is free to download, with no in-app purchases.

### Is CanvasPrism free?

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

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*