Fusion MobileConnect vs CellTrust SL2
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Fusion MobileConnect
This app integrates voice and instant messaging for seamless business communication. It allows users to view colleague presence, send secure messages, and make/receive calls from their business number. Access call logs and voicemail directly from your mobile device.
- Instant messaging
- Voice and video calls
- Presence status
- Call logs
- Voicemail access
- Business phone number integration
Read full descriptionHide full description
Fusion MobileConnect brings complete connectivity, voice and instant messaging applications into one, integrated and end-to-end solution. Download Fusion MobileConnect to take full advantage of your Fusion360 services on your mobile phone: • View a colleague’s presence status and communicate via secure instant messaging • Place and receive voice and video calls from your business phone number • Access your call logs and voicemail Please Note: The Fusion MobileConnect application will ONLY work in conjunction with a Fusion360 monthly service subscription.
CellTrust SL2
This app provides a dedicated business number for your mobile device, separating personal and professional communications. It utilizes secure technologies for internal messaging and voice calls, ensuring compliance and eDiscovery readiness for enterprises.
- Assign dedicated Mobile Business Number (MBN)
- Separate personal and business communications
- SecureSMS® and SecureVoice™ technologies
- Secure internal communications
- eDiscovery and compliance support
- BYOD handset compatibility
Read full descriptionHide full description
CellTrust SL2™ is an enterprise-level application that works by assigning a Mobile Business Number (MBN) to keep personal and business communications separate on a single, Bring Your Own Device (BYOD) handset, enabling communications without using the employee’s personal telephone number. Built on CellTrust’s SecureSMS® and SecureVoice™ technologies, this seamless solution also enables a secure connection for internal communications between SL2 users. This application is vital for enterprise communications that need to meet eDiscovery and compliance requirements. 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
Verdict
The clearest difference is review sentiment: Fusion MobileConnect at 100% against CellTrust SL2's 20%. Fusion MobileConnect also leads on rating (4.4 vs 3.2) and ratings volume (153 vs 27). CellTrust SL2's advantage is update cadence (every 2 months vs every 10 months). On price, ads, in-app purchases and monetization model 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
Fusion MobileConnect holds the better App Store score, 4.4 against 3.2. That said, the two scores are not equally well evidenced: Fusion MobileConnect has 153 ratings behind it against 27, so its average is the more settled of the two. Written reviews point the same way: 100% of Fusion MobileConnect's written reviews are positive against 20% of CellTrust SL2's.
Fusion MobileConnect ships an update every 10 months, CellTrust SL2 every 2 months. Both last shipped on October 24, 2026.
| Parameter | Fusion MobileConnect | CellTrust SL2 |
|---|---|---|
| Price | Free | Free |
| Rating | 4.4 (153 ratings) — better | 3.2 (27 ratings) |
| Positive reviews | 100.0% of reviews — better | 20.0% of reviews |
| Number of ratings | 153 — better | 27 |
| Update frequency | Every 10 months | Every 2 months — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15.0 — better | 15.6 |
| Further details — not scored | ||
| Size | 113 MB | 130 MB |
| Age rating | 4+ | 4+ |
| Developer | Fusion Telecom | CellTrust Corporation |
Customer experience
Fusion MobileConnect
CellTrust SL2
In-app purchases
Fusion MobileConnect
No in-app purchases
CellTrust SL2
No in-app purchases
Questions
Is Fusion MobileConnect free?
Is CellTrust SL2 free?
Which has better reviews, Fusion MobileConnect or CellTrust SL2?
Do Fusion MobileConnect or CellTrust SL2 have ads?
Which is updated more often, Fusion MobileConnect or CellTrust SL2?
Other comparisons
