# Limnu vs Whiteboard Infinite PDF Canvas

The clearest difference is rating: Whiteboard Infinite PDF Canvas at 4.9 against Limnu's 2.6. Whiteboard Infinite PDF Canvas also leads on update cadence (every 11 days vs every 6 months). Limnu's advantage is in-app purchases (none vs 3) and iOS requirement (9.2 vs 26.0). On price, ratings volume, ads and device support there is nothing between them.

Both are free to download. Whiteboard Infinite PDF Canvas sells 3 in-app purchases, starting at $3.99 per month. Limnu asks for nothing beyond the download.

Whiteboard Infinite PDF Canvas holds the better App Store score, 4.9 against 2.6. Both are backed by a comparable volume of ratings — 13 and 19 respectively.

Limnu ships an update every 6 months, Whiteboard Infinite PDF Canvas every 11 days. The most recent releases landed on October 24, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | Limnu | Whiteboard Infinite PDF Canvas |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.6 (13 ratings)](https://appshunter.io/ios/app/limnu/id968223377/reviews) | **[4.9 (19 ratings)](https://appshunter.io/ios/app/whiteboard-infinite-pdf-canvas/id6475992095/reviews)** |
| Number of ratings | 13 | **19** |
| Positive reviews | 33.3% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 6 months | **Every 11 days** |
| Monetization | **Free** | Freemium |
| Size | 11 MB | 381 MB |
| Requires iOS | **9.2** | 26.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Limnu, Inc.](https://appshunter.io/developer/968223376) | [Kairoos Solutions SL](https://appshunter.io/developer/978066434) |

## What reviewers say

### Limnu

[App page](https://appshunter.io/ios/app/limnu/id968223377)

A fast and simple online whiteboard for collaborative meetings and brainstorming. Draw, plan, and think in real-time with others, with unlimited boards that are automatically archived. Experience the ease of a physical whiteboard in a digital format.

**Highlights:** Real-time collaboration, Unlimited board creation, Automatic archiving, Intuitive drawing tools, Cross-device accessibility

**Features:** macOS Compatibility

**In-app purchases:** none


### Whiteboard Infinite PDF Canvas

[App page](https://appshunter.io/ios/app/whiteboard-infinite-pdf-canvas/id6475992095)

This app provides an expansive digital canvas for sketching, diagramming, and note-taking. Seamlessly integrate text, images, and even live websites to connect your ideas. Export your creations as PDFs or present them directly from your device.

**Highlights:** Infinite canvas, Drawing and writing tools, Sticky notes and tables, Diagram connectors, PDF import and markup, Audio recording and transcription, AI Assistant

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlock All Features and AI | $3.99 | per month |
| Whiteboard Annual | $14.99 | per year |
| Full Pro Unlock | $14.99 | one-time |


## Frequently asked questions

### Is Limnu free?

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

### Is Whiteboard Infinite PDF Canvas free?

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

### Which has better reviews, Limnu or Whiteboard Infinite PDF Canvas?

Whiteboard Infinite PDF Canvas is rated higher. Limnu averages 2.6 out of 5 from 13 ratings, while Whiteboard Infinite PDF Canvas averages 4.9 from 19 ratings.

### Do Limnu or Whiteboard Infinite PDF Canvas have ads?

Neither Limnu nor Whiteboard Infinite PDF Canvas shows ads.

### Which is updated more often, Limnu or Whiteboard Infinite PDF Canvas?

Limnu ships an update every 6 months, and Whiteboard Infinite PDF Canvas every 11 days. Most recently, Limnu was updated on October 24, 2026 and Whiteboard Infinite PDF Canvas on October 30, 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.*