# CellTrust SL2 for Microsoft vs Notate for Microsoft 365

The clearest difference is rating: CellTrust SL2 for Microsoft at 5.0 against Notate for Microsoft 365's 4.3. CellTrust SL2 for Microsoft also leads on in-app purchases (none vs 9). Notate for Microsoft 365's advantage is ratings volume (33 vs 4) and iOS requirement (14.0 vs 17.6). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Notate for Microsoft 365 sells 9 in-app purchases, starting at $3.49 per month. CellTrust SL2 for Microsoft asks for nothing beyond the download.

CellTrust SL2 for Microsoft holds the better App Store score, 5.0 against 4.3. That said, the two scores are not equally well evidenced: Notate for Microsoft 365 has 33 ratings behind it against 4, so its average is the more settled of the two.

CellTrust SL2 for Microsoft ships an update every 3 months, Notate for Microsoft 365 every 2 months. The most recent releases landed on October 12, 2026 and October 3, 2026 respectively.

## The numbers

| Metric | CellTrust SL2 for Microsoft | Notate for Microsoft 365 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (4 ratings)](https://appshunter.io/ios/app/celltrust-sl2-for-microsoft/id1442087513/reviews)** | [4.3 (33 ratings)](https://appshunter.io/ios/app/notate-for-microsoft-365/id1490573353/reviews) |
| Number of ratings | 4 | **33** |
| Positive reviews | — | 25.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 2 months** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 146 MB | 157 MB |
| Requires iOS | 17.6 | **14.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [CellTrust Corporation](https://appshunter.io/developer/516410103) | [Shafer Systems LLC](https://appshunter.io/developer/648469052) |

## What reviewers say

### CellTrust SL2 for Microsoft

[App page](https://appshunter.io/ios/app/celltrust-sl2-for-microsoft/id1442087513)

This app provides a secure mobility solution for businesses, integrating with Microsoft Intune to manage devices and mobile communications. It ensures regulatory compliance, captures business communications for archiving, and offers secure messaging and voice features.

**Highlights:** Device and application management, Secure mobile communication, Regulatory compliance, Automatic communication archiving, Secure mobile voice and messaging, Integration with Microsoft 365

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

**In-app purchases:** none


### Notate for Microsoft 365

[App page](https://appshunter.io/ios/app/notate-for-microsoft-365/id1490573353)

This app is an all-in-one productivity tool designed to manage notes, tasks, contacts, calendar events, and email attachments. It integrates seamlessly with Microsoft 365 accounts, allowing users to edit documents, annotate PDFs, and scan business cards directly within the application.

**Highlights:** Edit Outlook email attachments, Fill and sign PDF forms, Annotate and collaborate on PDFs, Scan business cards to Outlook contacts, Scan paper documents to PDF, Syncs with Microsoft 365 accounts, Handwriting and Apple Pencil support

**Features:** macOS Compatibility

**In-app purchases (9)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Subscription | $3.49 | per month |
| Monthly subscription(promo) | $3.49 | per month |
| Monthly Subscription | $3.49 | per month |
| Monthly Premium Subscription | $3.49 | per month |
| Annual subscription | $29.99 | per year |
| Annual subscription (promo) | $29.99 | per year |
| Annual Subscription | $29.99 | per year |
| Annual Premium Subscription | $29.99 | per year |
| 14 day premium trial | Free | one-time |


## Frequently asked questions

### Is CellTrust SL2 for Microsoft free?

CellTrust SL2 for Microsoft is free to download, with no in-app purchases.

### Is Notate for Microsoft 365 free?

Notate for Microsoft 365 is free to download, with in-app purchases available.

### Which has better reviews, CellTrust SL2 for Microsoft or Notate for Microsoft 365?

CellTrust SL2 for Microsoft is rated higher. CellTrust SL2 for Microsoft averages 5.0 out of 5 from 4 ratings, while Notate for Microsoft 365 averages 4.3 from 33 ratings.

### Do CellTrust SL2 for Microsoft or Notate for Microsoft 365 have ads?

Neither CellTrust SL2 for Microsoft nor Notate for Microsoft 365 shows ads.

### Which is updated more often, CellTrust SL2 for Microsoft or Notate for Microsoft 365?

CellTrust SL2 for Microsoft ships an update every 3 months, and Notate for Microsoft 365 every 2 months. Most recently, CellTrust SL2 for Microsoft was updated on October 12, 2026 and Notate for Microsoft 365 on October 3, 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.*