Comparison

SII Events App vs CellTrust SL2 for Microsoft

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

Head to head
About

SII Events App

This app enhances the experience for registered participants of a specific executive education event. It offers interactive features and engagement tools for event owners and attendees. Access requires registration and a valid activation code.

Highlights
  • Event interactivity
  • Participant engagement tools
  • Access to curriculum
  • Networking opportunities
  • Health app data integration
Features
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Since 1952, the Securities Industry Institute® has led the way in identifying and developing individuals with integrity, competence and high-performance potential by providing firm's with an exceptional opportunity to educate our industry's professionals. Co‐sponsored by SIFMA and The Wharton School, SII is an executive education program examining current thinking in economics, finance, management, marketing, professional development and operations; and provides opportunities for interchange among participants and with the academic and business leaders who serve as faculty. The curriculum is redesigned each year to reflect the most current needs of our increasingly changing industry and utilizes a variety of class formats – from general and individual sessions, to panel discussions and small workshops – many supplemented with pre‐course work and case studies. Participants in this three‐year education program gather for one week each March on the campus of the University of Pennsylvania to complete required course work. Upon completion of the program, graduates receive a jointly issued Wharton‐SIFMA certificate. Professionals in all areas of the financial services industry, including members of the exchanges and regulatory agencies, have benefited from the Institute's history of excellence in executive education and we hope that you will nominate your firm's rising leaders to attend this prestigious development opportunity. The app is a container for SII, providing cutting-edge interactivity and engagement for event owners and participants. IMPORTANT - To use this app you must be a registered participant of the SII event and in possession of a valid activation code. Get in touch with us at www.sifma.org/event/sii/ or email us at sii@sifma.org. The SII Events App can access data from the Health app, if permission is granted, to improve your event experience.

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
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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.

Screenshots

SII Events App4 screens
CellTrust SL2 for Microsoft4 screens

Verdict

The call

The clearest difference is rating: CellTrust SL2 for Microsoft at 5.0 against SII Events App's 4.0. SII Events App's advantage is update cadence (monthly vs every 3 months). On price, ratings volume, ads and in-app purchases 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. Neither carries in-app purchases, so what you see is what you pay.

ReceptionRating · Positive reviews · Number of ratings

CellTrust SL2 for Microsoft holds the better App Store score, 5.0 against 4.0. Both are backed by a comparable volume of ratings — 3 and 4 respectively.

UpkeepUpdate frequency

SII Events App ships an update monthly, CellTrust SL2 for Microsoft every 3 months. Both last shipped on November 2, 2026.

Scorecard2 real differences · 7 level
SII Events App versus CellTrust SL2 for Microsoft: the parameters behind the verdict, then further details
ParameterSII Events AppCellTrust SL2 for Microsoft
PriceFreeFree
Rating4.0 (3 ratings)5.0 (4 ratings) — better
Number of ratings34 — better
Update frequencyMonthly — betterEvery 3 months
AdsNoNo
In-app purchasesNoNo
MonetizationFreeFree
DevicesiPhone, iPadiPhone, iPad
Requires iOS17.0 — better17.6
Further details — not scored
Size56 MB146 MB
Age rating17+4+
DeveloperSecurities Industry Financial Market AssociationCellTrust Corporation

Customer experience

SII Events App

All ratings3 ratings
Positive66.7%
Neutral0.0%
Negative33.3%

CellTrust SL2 for Microsoft

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

In-app purchases

None

SII Events App

No in-app purchases

None

CellTrust SL2 for Microsoft

No in-app purchases

Questions

Is SII Events App free?
SII Events App is free to download, with no in-app purchases.
Is CellTrust SL2 for Microsoft free?
CellTrust SL2 for Microsoft is free to download, with no in-app purchases.
Which has better reviews, SII Events App or CellTrust SL2 for Microsoft?
CellTrust SL2 for Microsoft is rated higher. SII Events App averages 4.0 out of 5 from 3 ratings, while CellTrust SL2 for Microsoft averages 5.0 from 4 ratings.
Do SII Events App or CellTrust SL2 for Microsoft have ads?
Neither SII Events App nor CellTrust SL2 for Microsoft shows ads.
Which is updated more often, SII Events App or CellTrust SL2 for Microsoft?
SII Events App ships an update monthly, and CellTrust SL2 for Microsoft every 3 months. Most recently, SII Events App was updated on November 2, 2026 and CellTrust SL2 for Microsoft on November 2, 2026.

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