Best Call Accounting Software for Microsoft 365

Compare the Top Call Accounting Software that integrates with Microsoft 365 as of July 2026

This a list of Call Accounting software that integrates with Microsoft 365. Use the filters on the left to add additional filters for products that have integrations with Microsoft 365. View the products that work with Microsoft 365 in the table below.

What is Call Accounting Software for Microsoft 365?

Call accounting software tracks, records, and analyzes telephone usage within an organization to help manage costs and improve communication efficiency. It captures details such as call duration, destination, extensions used, and associated costs across VoIP, PBX, or unified communications systems. The software provides reports that help businesses identify misuse, allocate expenses to departments, and optimize telecom spending. Many platforms also include security features like fraud detection and alerts for unusual calling patterns. Overall, call accounting software gives organizations greater visibility into their phone systems while reducing unnecessary costs. Compare and read user reviews of the best Call Accounting software for Microsoft 365 currently available using the table below. This list is updated regularly.

  • 1
    FluentStream

    FluentStream

    FluentStream

    Do you want a business phone service that works without costing a fortune in setup or monthly fees? Wouldn't it be nice to focus on your customers instead of spending hours on hold with your provider every time you want to make a small change? Welcome to FluentStream! We're committed to being the easiest business communication system to do business with. We offer no-contract plans with 24/7 client success for every account. Not only will we hold your hand throughout the entire onboarding process, but we'll do everything on your behalf (including the hassle of calling your internet provider). We know how complicated phone setup can be, and we're more than happy to do the heavy lifting so you don't have to. It's all part of being the easiest business to do business with.
    Starting Price: $20.00/month/user
  • 2
    Calero

    Calero

    Calero

    Whether you need help with Telecom, Mobility, SaaS, or a combination of them, manage it all with our singular expense management platform. Visualize, simplify, and optimize your entire technology estate with a single technology expense management solution.
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