SIM4TeamsOne SIM, All Your Teams Calls
Unify your mobile and Microsoft Teams experience with SIM4Teams – the smart alternative to Teams Phone Mobile.One number. One SIM. Total flexibility.
Key Features
Everything you need to unify your mobile and Teams experience
1. Single Number Across Mobile & Teams
Keep your existing mobile number and use it seamlessly in both your native phone dialler and Microsoft Teams. Outbound calls display your business identity, whether you dial from your mobile or Teams.
2. Unified Call History & Voicemail
All calls – mobile or Teams – appear in the same call log, with one voicemail box for easy management and compliance.
3. Native Dialler Integration
No clunky apps or VoIP workarounds. SIM4Teams works with your phone's built-in dialler over the mobile network for crystal-clear call quality.
4. Full Teams Integration
Assign and manage numbers directly from the Teams Admin Center, alongside your existing Teams users and policies.
5. Multi-Device Flexibility
Use your number across smartphones, tablets, laptops, and Teams endpoints simultaneously. Perfect for hybrid and frontline workers.
Benefits for Your Business
Transform how your team communicates and collaborates
Boost Productivity
No more juggling devices or missing calls – your team can answer business calls from anywhere, on any device.
Enhance Customer Experience
Always present the right caller ID, so customers recognise your business instantly, building trust and consistency.
Simplify IT Management
Provision, manage, and monitor all your mobile and Teams numbers in one place. Reduce admin and eliminate duplicate services.
Ensure Security & Compliance
Enjoy enterprise-grade encryption, data residency, and policy controls baked into Microsoft Teams.
Optimise Costs
Consolidate mobile and Teams calling into one subscription, reducing redundant licences and infrastructure.
Why Choose SIM4Teams?
Unlike other solutions, SIM4Teams is built for simplicity, flexibility, and control. Whether you're a small business wanting to modernise your communications, or an enterprise rolling out hybrid working at scale, SIM4Teams keeps your team connected – wherever they work.
Works with your existing Microsoft 365 licences
No additional Teams licences required – leverage what you already have.
Runs over your carrier's mobile network – no extra apps needed
Crystal-clear call quality using your existing mobile network infrastructure.
Designed for UK small business needs
Built with UK regulations, networks, and business practices in mind.
Ready to unify your communications?
Contact us today to learn how SIM4Teams can transform your mobile and Teams experience.
Free consultation • No obligation • UK-based support