Complete Call Accounting Visibility with
Track, manage, and optimize all your telecom usage—whether you’re running analog, VoIP, or hybrid systems—across every location and device.
Legacy Call Accounting Evolved for Today’s Needs
TeleManagement Technologies’ WinCall® CDR call accounting solution has long supported core needs like cost allocation, productivity tracking, and historical usage audits.
Today, it also meets modern requirements for security, fraud detection, and multi-PBX visibility—giving you instant access to who’s calling, what’s happening, and where improvements can be made.

Why Organizations Choose
A powerful, flexible solution built to meet the demands of modern telecom environments.
Security & Compliance
Detect toll fraud, track suspicious activity, and maintain audit trails to protect your network and meet internal policies.
Accurate Cost Allocation
Automatically assign telecom costs to the correct department or user, improving budget control and internal accountability.
Multi-PBX & Multi-Site Support
Compatible with 70+ PBX systems and hundreds of formats, WinCall® pulls all your call data—analog, VoIP, or digital—into a single, centralized view.
Flexible Deployment
Licensed, hybrid, or fully outsourced—WinCall® is available in the model that fits your IT resources and business goals.
Built to Scale
Whether you’re managing a few offices or hundreds of thousands of extensions, WinCall® delivers reliable performance and centralized oversight.
Custom Reports & Dashboards
Generate tailored reports to share key call data with your team—supporting better visibility and faster decisions.
Choose the Right Deployment for Your Team
Whether you want full control or no lift at all, WinCall® is flexible enough to meet your needs.
Frequently asked questions
Whether you are an existing WinCall® client or evaluating the purchase of WinCall®, usually if your PBX vendor tells you your new VoIP system comes with a call accounting solution as part of your purchase , this can typically be unbundled from your purchase (even when they try and tell you it's free...).
Typically our clients have found packaged systems are very limited or basic in function and do not provide the robust functionality of a system like WinCall®. Don't be fooled, nothing is ever free....Don't get caught paying twice for Call Accounting when your "package" system does not meet your reporting needs.
Not with WinCall®. WinCall® is compatible with all PBX's. When you upgrade your PBX to a newer VoIP system, your WinCall® software does not change. Some vendors today require clients to upgrade or purchase new call accounting software which can be different and cost thousands of dollars to upgrade.
We have clients running both analog and VoIP switches throughout their network utilizing a single WinCall® system.
WinCall® on the Web reporting will provide your managers with selective access to reporting information on their Department. With Windows NT/Active Directory Authentication their defined access to WinCall® on the Web is automatic.
You determine the security, privileges and roles by user(s) and they will be able to view Call Accounting reporting information 24/7/365 from any web browser.
WinCall® can integrate to over 15+ different HR systems. And WinCall® can integrate 2 or 3 systems within one company to accommodate all your data integration needs.
You can also choose to "push" data out to your other systems with WinCall®.
Yes, WinCall’s PBX Integration allows you to eliminate the time consuming task of extra data entry in your Call Accounting system, PBX, Directory, Voice Mail system and more.
Automate and schedule the creation of new users, terminated employees or have WinCall® perform the departmental changes for you.
WinCall® can import ANY data that is in a machine readable format. We currently import data from Fax Servers, VPN systems, ACD's, Security Systems and more!
Upload the vendor CD and Import the data – it’s that easy! WinCall® can keep the vendors call record pricing or re-price it for you.
WinCall® interfaces to over 72 different PBX Manufacturers and hundreds of different call record formats. VOIP Systems from Avaya, Nortel, Mitel, Cisco, 3Com, Shoreline and others can also be easily tracked with WinCall®.
Yes, you can purchase the software. Most companies elect to license the software and manage it internally. TTI also offers an outsourcing model for WinCall®.
Our team of highly trained professionals will process and audit your bills with WinBill® and/or manage your call accounting environment with WinCall® providing you with timely reporting information via the web, e-mail and/or hard copy.