# Microsoft Whiteboard vs SourceKeeper

The clearest difference is review sentiment: SourceKeeper at 100% against Microsoft Whiteboard's 36%. SourceKeeper also leads on rating (5.0 vs 4.6) and update cadence (every 9 days vs every 6 weeks). Microsoft Whiteboard's advantage is in-app purchases (none vs 2) and ratings volume (12K vs 1). On price, ads, monetization model and device support there is nothing between them.

Both are free to download. SourceKeeper sells 2 one-off in-app purchases. Microsoft Whiteboard asks for nothing beyond the download.

SourceKeeper holds the better App Store score, 5.0 against 4.6. That said, the two scores are not equally well evidenced: Microsoft Whiteboard has 12K ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 36% of Microsoft Whiteboard's written reviews are positive against 100% of SourceKeeper's.

Microsoft Whiteboard ships an update every 6 weeks, SourceKeeper every 9 days. The most recent releases landed on October 15, 2026 and September 29, 2026 respectively.

## The numbers

| Metric | Microsoft Whiteboard | SourceKeeper |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.6 (12K ratings)](https://appshunter.io/ios/app/microsoft-whiteboard/id1352499399/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/sourcekeeper/id6762437054/reviews)** |
| Number of ratings | **12K** | 1 |
| Positive reviews | 36.1% of reviews | **100.0% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Every 9 days** |
| Monetization | Free | Free |
| Size | 32 MB | 2 MB |
| Requires iOS | **17.0** | 26.2 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Microsoft Corporation](https://appshunter.io/developer/298856275) | [NATHANIEL J MOREHOUSE](https://appshunter.io/developer/1889388056) |

## What reviewers say

### Microsoft Whiteboard

[App page](https://appshunter.io/ios/app/microsoft-whiteboard/id1352499399)

This app offers a freeform digital canvas for individuals and teams to brainstorm, create, and collaborate visually. It supports touch, type, and pen input, allowing for seamless real-time teamwork from anywhere. Your work is automatically saved to the cloud for easy access across devices.

**Highlights:** Infinite freeform canvas, Real-time team collaboration, Touch, type, and pen support, Pre-built templates, Shapes and lines library, Sticky notes and notes grids, Automatic cloud saving

**In-app purchases:** none

**What reviewers like**

- 👍 Easy to use
- 🚀 Convenient collaboration
- 💡 Versatile canvas
- 🎨 Good customization options

**What reviewers complain about**

- 🐛 Buggy and unstable
- 🤯 Poor UI/UX design
- 🔍 Lack of basic features
- 🔌 Connectivity issues
- 💤 Laggy performance

**Reported bugs**

- Frequent crashes and freezes
- Unsaved work loss
- Unreliable sync and loading
- Inconsistent behavior across devices

**Requested features**

- Add offline support
- Improve palm rejection
- Implement handwriting recognition
- Allow font and color customization
- Add locking/anchoring options


### SourceKeeper

[App page](https://appshunter.io/ios/app/sourcekeeper/id6762437054)

Effortlessly create properly formatted citations for various source types. Organize your research by project and export bibliographies or footnotes directly to your word processor. Customize the app's appearance with multiple themes and color options.

**Highlights:** Automated source scanning (barcode, photo), Manual source entry, Supports Chicago, MLA, and APA styles, Organize sources by project, Export bibliographies and footnotes, Customizable themes and colors

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| ProMode | $1.99 | one-time |
| Pro Mode | $1.99 | one-time |


## Frequently asked questions

### Is Microsoft Whiteboard free?

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

### Is SourceKeeper free?

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

### Which has better reviews, Microsoft Whiteboard or SourceKeeper?

SourceKeeper is rated higher. Microsoft Whiteboard averages 4.6 out of 5 from 12K ratings, while SourceKeeper averages 5.0 from 1 ratings.

### Do Microsoft Whiteboard or SourceKeeper have ads?

Neither Microsoft Whiteboard nor SourceKeeper shows ads.

### Which is updated more often, Microsoft Whiteboard or SourceKeeper?

Microsoft Whiteboard ships an update every 6 weeks, and SourceKeeper every 9 days. Most recently, Microsoft Whiteboard was updated on October 15, 2026 and SourceKeeper on September 29, 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.*