Get Started

Telecom Expense Management Made Simple with WinBill Logo

WinBill® gives you full visibility and control over your telecom invoice environment—whether deployed behind your firewall or managed by our team.

Designed for business teams like yours

Here we focus on markets where technology, innovation, and capital can unlock long-term value and drive economic growth.

Trusted since 1987

TTI has helped businesses reduce telecom costs and stay audit-ready since 1987. WinBill® reflects decades of real-world telecom and IT expertise.

Global Carrier Support

WinBill® supports hundreds of domestic and international carriers, giving you one system to manage all vendors—no matter how complex your telecom stack is.

Flexible Deployment

Host WinBill® on your own infrastructure or let TTI manage it for you. Both options give you full functionality with expert support.

Enterprise Scale

Built for large organizations, WinBill® handles high volumes of billing data and vendors with powerful reporting, alerts, and dispute tools.

Two Ways to Use WinBill®

Choose the deployment model that fits your team—self-managed or fully outsourced.

WinBill Licnesed Logo

Licensed Deployment

Install WinBill® behind your firewall and manage it with your internal team. You keep full control while still benefiting from TTI’s expert support.

  • Run on your own infrastructure
  • Full customization and control
  • Supported by TTI’s telecom experts
WinBill Hosted Logo

Invoice Processing as a Service

Prefer to stay hands-off? Let us handle monthly invoice audits, disputes, and tracking while you focus on your business.

  • Fully managed by TTI
  • Monthly audit & reconciliation
  • Clear reporting and savings tracking

Key Capabilities That Drive Results

WinBill® helps your team focus on what matters—by surfacing the right data, at the right time.

Exception Reporting

Automatically flag invoice increases or decreases to guide your team directly to unusual activity. No more digging—just action.

Dispute Management

From opening a dispute to emailing vendors and tracking resolution—WinBill® manages the entire dispute lifecycle and reports your savings.

Accruals & Missing Invoices

WinBill® highlights missing invoices each month and lets you run accurate accruals to avoid payment delays or service disruptions.

Seamless Integrations & Total Customization

WinBill® adapts to your systems, your workflows, and your reporting needs—with powerful customization options and built-in ERP compatibility.

Fully Customizable Fields

  • Track departments, cost centers, locations, or service owners
  • Create custom fields to align with your internal billing structure
  • Label telecom services by type, region, or project for granular visibility
  • Adapt fields over time as your organization evolves—no dev work needed

ERP & Accounting System Integration

  • Seamlessly exports data to Oracle, SAP, NetSuite, PeopleSoft, and others
  • Custom AP/GL file generation for accurate and fast uploads
  • Supports multi-ledger environments with flexible mappings
  • Reduces manual entry errors and accelerates month-end close

Custom Reporting & Automation

  • Schedule recurring reports for audits, finance, or leadership
  • Automate chargeback allocation by department or region
  • Export in multiple formats: CSV, XLSX, PDF, or direct system push
  • Build tailored dashboards to monitor usage, spend, and dispute status

Discover Hidden Costs. Recover Real Dollars.

WinBill® doesn’t just track invoices, it helps you reduce costs. From dispute resolution to automated audits, you’ll have the tools to recover lost dollars and report on every win.

  • Track cost recoveries with the Savings Discovered feature
  • Identify billing errors and unauthorized charges automatically
  • Track dispute outcomes from creation to resolution using the Savings Discovered feature
  • Break down savings by vendor, service, or region

Deliver quantifiable savings that finance teams can’t ignore.

Complete Visibility Into Your Telecom Environment

Stay in control of your telecom assets with centralized inventory tracking, lifecycle visibility, and real-time insights - all in one place.

Centralized Telecom Visibility

Bring all your telecom services, vendors, and costs into a single view. WinBill® consolidates your invoice and inventory data so you can instantly see what you have, where it’s used, and who’s responsible.

Detailed Inventory Tracking

Track telecom assets throughout their lifecycle, from provisioning and deployment to change management and decommissioning. Maintain full accountability across departments and locations.

Custom Tagging & Search

Use customizable fields to tag inventory by location, cost center, service type, or provider. Filter and search instantly to locate services, identify redundancies, and make informed decisions faster.

Forecasting & Planning Insights

Access accurate, real-time data to forecast future usage, identify trends, and budget more effectively. WinBill® gives your teams the tools to plan ahead with confidence—not guesswork.

Frequently asked questions

Our WinBill® on the Web application can provide selected information on reporting restricted to personnel job profiles. Each manager will only have access to their information, ensuring security of expense data.

Yes, WinBill® provides extensive Budget Reporting and trending. Track and manage your IT budget by Cost Center, General Ledger Account, Bill Type, Vendor and more. WinBill® will report on exceptions if the spend is above or below budget even if you have an assigned percentage spend vs. budget.

With WinBill® you can identify billing errors in seconds, validate carrier contracts, cost per minute billed versus contracted rates and much more. Are you paying install fees when you shouldn't or paying late fee's? WinBill® can identify all of these and compare your USOC (Universal Service Order Code) costs to actual bills.

TTI's professional services group can expand these services to enhance your savings, create inventories, and streamline the way you pay for IT services. More information on our professional services offerings can be found here.

With our WinBill® Savings Discovered feature, you can track all credits due, billing disputes and much more. Keep notes and discussions with your vendors, and track dates and times and what was discussed.

Alert notifications will let you know when the credit(s) should have appeared.

By uploading available vendor billing CDs, you can enter thousands of bills in less than a minute.

Eliminate manual entry into cumbersome spreadsheets and import your data choosing from hundred's of IT vendors.

WinBill® has over 200 pre-defined reports including Query Reports, Budget Reports, Monthly Reports, Bill by Hierarchy Reports, Historical Bill Type by Hierarchy Reports, Historical Expense Category reports, Circuit Query Reports, Call Stat Reports, USOC Reports, Savings Discovered Reports, User Defined reports and much much more.

We offer the most reports and reporting flexibility in the industry.

We also offer WinBill® on the Web reporting which provides visibility to empower employees throughout the company to better manage and control individual departmental or location expenses.

Yes, as well as any other internal Help Desk, HR systems that you have in place today.

Eliminate having to do manual changes, automate and integrate your other software systems with WinBill®.

WinBill® can interface to your internal HR Systems like PeopleSoft, SAP, Oracle, Great Plains, Lawson and others.

Let WinBill® automate the employee departmental changes, record new hires and manage terminations.

WinBill® provides an interface to all the major A/P systems as well as some old legacy systems. Eliminate Double-Data entry in IT and Accounts Payable systems.

Send them an Expense file daily and your bills will get paid faster and help you eliminate late fees and penalties.

Yes, you can purchase a software license and manage it internally or have TTI host it for you.

Our team of highly trained professionals will set up your on-site license or work to provide a hosted solution, whichever works best for your needs and organization.