# Whiteboard vs Best Proportion Calc

The clearest difference is rating: Best Proportion Calc at 5.0 against Whiteboard's 4.3. Best Proportion Calc also leads on in-app purchases (none vs 7) and review sentiment (100% vs 75%). Whiteboard's advantage is ads (none vs shown) and update cadence (every 6 days vs every 2 months). On price and iOS requirement there is nothing between them.

Both are free to download. Whiteboard sells 7 in-app purchases, starting at $1.99 per month. Best Proportion Calc asks for nothing beyond the download.

Best Proportion Calc holds the better App Store score, 5.0 against 4.3. That said, the two scores are not equally well evidenced: Whiteboard has 953 ratings behind it against 5, so its average is the more settled of the two. Written reviews point the same way: 75% of Whiteboard's written reviews are positive against 100% of Best Proportion Calc's.

Whiteboard ships an update every 6 days, Best Proportion Calc every 2 months. The most recent releases landed on October 26, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Whiteboard | Best Proportion Calc |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.3 (953 ratings)](https://appshunter.io/ios/app/whiteboard-infinity-canvas/id496465537/reviews) | **[5.0 (5 ratings)](https://appshunter.io/ios/app/best-proportion-calc/id6474536406/reviews)** |
| Number of ratings | **953** | 5 |
| Positive reviews | 74.9% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | **Every 6 days** | Every 2 months |
| Monetization | Free with in-app purchases | **Ad-supported** |
| Size | 81 MB | 4 MB |
| Requires iOS | 15.0 | **14.0** |
| Devices | **iPhone, iPad, iPod, Mac** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Endless AI LLC](https://appshunter.io/developer/636460123) | [Denis Belmont](https://appshunter.io/developer/1174113984) |

## What reviewers say

### Whiteboard

[App page](https://appshunter.io/ios/app/whiteboard-infinity-canvas/id496465537)

This digital whiteboard app offers a simple yet powerful interface for various uses, from teaching and design to note-taking and doodling. It provides flexible canvas options, including multi-page and infinite free-form canvases, and supports PDF imports.

**Highlights:** Infinite free-form canvas, Multi-page canvas option, Direct PDF import, Geometric shape drawing, Simple and clean interface, Quick startup, Small storage space

**Features:** Vision Pro support

**In-app purchases (7)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Whiteboard Pro | $1.99 | per month |
| Whiteboard Pro | $12.99 | per year |
| Recharge 100 Points - Attempt | $3.99 | one-time |
| Sponsorship to unlock  I | $14.99 | one-time |
| Sponsorship to unlock  II | $17.99 | one-time |
| Sponsorship to unlock  III | $24.99 | one-time |
| Recharge 1000 Points | $39.99 | one-time |

**What reviewers like**

- 👍 Simple and easy to use
- 🚀 Smooth and responsive
- 💡 Useful templates and backgrounds
- 🤩 Great for quick sketching and note-taking
- 👍 Clean and intuitive interface

**What reviewers complain about**

- 🐛 Eraser issues (automatically switches to marker, hard to use)
- 🐛 Occasional crashes or performance issues
- 🔍 Limited customization options (e.g., pen size, colors)
- 🔍 Lack of advanced features (e.g., layers, text editing)

**Reported bugs**

- Eraser automatically switches to marker
- Drawing sometimes gets blurry or distorted
- App crashes or freezes after prolonged use
- Inability to delete or clear the canvas

**Requested features**

- Add undo/redo functionality
- Improve palm rejection and eraser usability
- Allow customizing pen size and color presets
- Implement text editing and formatting options
- Add ability to save/load drawings and annotate PDFs


### Best Proportion Calc

[App page](https://appshunter.io/ios/app/best-proportion-calc/id6474536406)

Easily solve proportion problems with a simple and intuitive interface. This app uses the cross product method for quick and accurate calculations across various fields like finance and science. It's available offline and free to use.

**Highlights:** Intuitive proportion calculation, Cross product method for solving equations, Versatile for finance, science, and more, Offline functionality, Free to use

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Whiteboard free?

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

### Is Best Proportion Calc free?

Best Proportion Calc is free to download, with no in-app purchases.

### Which has better reviews, Whiteboard or Best Proportion Calc?

Best Proportion Calc is rated higher. Whiteboard averages 4.3 out of 5 from 953 ratings, while Best Proportion Calc averages 5.0 from 5 ratings.

### Do Whiteboard or Best Proportion Calc have ads?

Best Proportion Calc shows ads; Whiteboard does not.

### Which is updated more often, Whiteboard or Best Proportion Calc?

Whiteboard ships an update every 6 days, and Best Proportion Calc every 2 months. Most recently, Whiteboard was updated on October 26, 2026 and Best Proportion Calc 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.*