Comparison

CellTrust SL2 for Microsoft vs Notate for Microsoft 365

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

CellTrust SL2 for Microsoft

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
Read full description

CellTrust SL2™ and Microsoft Intune deliver a complete mobility solution for enterprises to take control of their devices, applications and mobile communication. Residing inside the Microsoft Intune container, which provides advanced controls for organizations to monitor and manage BYOD and COPE deployments, SL2 helps ensure that your organization’s mobile communications meet the highest standards of security and regulatory compliance. Fully archive agnostic, SL2 automatically captures business communications and routes them to your preferred archiving provider—supporting compliance without disrupting workflows. SL2 features secure mobile voice (optional) and messaging via a dedicated US phone number (Mobile Business Number - MBN) with Single Sign On, and integration with Microsoft 365 Exchange contacts. SIM card or VOIP voice options and features like Group Conversation enabling participants to converse and collaborate are also available. CellTrust container services are included. SL2 integrated with Microsoft Intune enables a rich set of mobile application protection policies to safeguard client data within the trusted Azure Cloud, helping to protect enterprises against cyber attacks. Integrating with Microsoft Intune enhances security and manageability features within the productive and trusted Azure cloud platform with increased endpoint security, Enterprise App Management and Endpoint Privilege Management. Any names or other personal data displayed are fictional and not based on real individuals. For use under patents: https://www.celltrust.com/SL2patents.

About

Notate for Microsoft 365

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
Read full description

IMPORTANT: NOTATE REQUIRES a Microsoft 365, Hotmail, or Outlook.com email account. It has been specially designed to operate with Microsoft Office 365. Perfect for small & midsize businesses. Stay productive while you work from home! Notate is the ultimate Office 365 Information Manager. Notate syncs notes, tasks, contacts, calendar, and email attachments with your Outlook Office 365 account. Notate is an all-in-one tool for Microsoft Office 365. Edit and store your documents so they are always available on all of your devices. * Notes - Create handwritten notes -- sync with your Microsoft Outlook 365 Account * PDF - Desktop quality PDF editor! Fill out PDF forms, edit PDF, annotate PDF, create PDFs, and sign PDF documents * Files - Edit Microsoft 365 email attachments without leaving Notate. Scan paper documents into PDF files. * Todo - Manage your Microsoft 365 to do list * Calendar - Take notes and to do items in meetings and send meeting minutes * Contacts - Business card scanner converts cards directly into Microsoft 365 Outlook contacts * Email - View and edit email attachments. Document converter converts office documents into PDF All syncing with your Microsoft 365, Hotmail, or Outlook.com account! Business card scanner supports 19 languages for fast, accurate OCR. Document converter transforms office docs to PDF. Full PDF annotation and PDF editor capabilities including Adobe Forms support. Sign PDF documents and return them with ease. STAY FOCUSED, GET WORK DONE. Notate helps you get organized and stay productive. Start by capturing all your important information. With Notate you can quickly create typed or handwritten notes and insert images, audio recordings, web clippings, PDF documents and more. SAVE EVERYTHING. Collect everything that matters knowing that you'll always be able to find it. Enhance your notes with handwriting, drawings, images, documents, PDFs, web clippings, and more. FIND YOUR INFORMATION QUICKLY by organizing your notebooks like folders. Notes and to do items are searchable. Easily search across all notebooks or search for text within notes. The Notate preview mode provides users a quick glance into the note subject matter. —FEATURES— - View and EDIT Outlook email attachments from your Microsoft Office 365 account - Fill out PDF forms - ANNOTATE, collaborate, and comment on PDF documents with peers - SCAN business cards into Office 365 Outlook contacts - Advanced word processor - Embed images, audio, web clippings and documents - SCAN paper documents into PDF files - Annotate and SIGN PDF files - To do management with reminder notifications - Handwriting and Apple Pencil support - Shared workspaces for collaboration - Syncs with Microsoft Outlook, Hotmail, or Microsoft Office 365 - Features like Evernote, OneNote, Notability, provided in a secure enterprise environment Notate includes the following functions. Notes Writer PDF Scanner Scan Documents Business card scanner PDF signer Microsoft Office 365 To Do manager —MEMBERSHIP— Download Notate to try it free for thirty days. Cancel easily right from within Notate. After your free trial, Notate requires a subscription which provides you with regular app updates and syncing of your data. After your trial, you will not be charged unless you purchase a subscription. Subscriptions will be charged to your iTunes account at confirmation of purchase. Your subscription will automatically renew unless automatic renewal is turned off at least 24 hours before the end of the current period. Your account will be charged for renewal within 24 hours prior to the end of the current period. You can manage your subscriptions and automatic renewal status in Account Settings after purchase. Any unused portion of the free trial period will be forfeited when you purchase a subscription. Price may vary by location. Privacy policy: http://notateapp.com/privacy-policy

Screenshots

CellTrust SL2 for Microsoft4 screens
Notate for Microsoft 3654 screens

Verdict

The call

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.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

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.

ReceptionRating · Positive reviews · Number of ratings

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.

UpkeepUpdate frequency

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.

Scorecard5 real differences · 5 level
CellTrust SL2 for Microsoft versus Notate for Microsoft 365: the parameters behind the verdict, then further details
ParameterCellTrust SL2 for MicrosoftNotate for Microsoft 365
PriceFreeFree
Rating5.0 (4 ratings) — better4.3 (33 ratings)
Positive reviews—25.0% of reviews
Number of ratings433 — better
Update frequencyEvery 3 monthsEvery 2 months — better
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree — betterFree with in-app purchases
DevicesiPhone, iPadiPhone, iPad, iPod — better
Requires iOS17.614.0 — better
Further details — not scored
Size146 MB157 MB
Age rating4+17+
DeveloperCellTrust CorporationShafer Systems LLC

Customer experience

CellTrust SL2 for Microsoft

All ratings4 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

Notate for Microsoft 365

All ratings33 ratings
Positive84.8%
Neutral6.1%
Negative9.1%
Written reviews4 reviews
Positive25.0%
Neutral25.0%
Negative50.0%

In-app purchases

None

CellTrust SL2 for Microsoft

No in-app purchases

9 purchases

Notate for Microsoft 365

Subscriptions8
  • Monthly Subscription1 Month trial$3.491 Month
  • Monthly subscription(promo)1 Year trial$3.491 Month
  • Monthly Subscription14 Days trial$3.491 Month
Show 5 more
  • Monthly Premium Subscription$3.491 Month
  • Annual subscription1 Month trial$29.991 Year
  • Annual subscription (promo)1 Year trial$29.991 Year
  • Annual Subscription14 Days trial$29.991 Year
  • Annual Premium Subscription$29.991 Year
One-time1
  • 14 day premium trialFree

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.

Other comparisons