Billie
billie.ioManage business invoice orders from authorization through repayment
Manage business invoice orders from authorization through repayment
Choose a hosted payment form and manage the transactions behind it
Accounting-linked forecasts and management reports
Record and run realistic web and API load tests in real browsers, then review user-facing timings.
Test operating assumptions before changing the shared financial plan
Organize dividend portfolios and compare income-growth scenarios
Define API load scenarios and Playwright end-to-end runs, then analyze their reports in Artillery Cloud.
Prioritize project portfolios against resource capacity and compare alternative scenarios.
Scan options with your own filters and compare the trade scenarios
See how an asset allocation behaved across different starting years
Model performance scenarios for applications and APIs, generate virtual-user load and analyze run results.
Record and maintain UI tests for desktop, web and mobile applications with visual automation tools.
Commerce communication scenarios with explicit re-entry and purchase exits
Turn replenishment simulations into incoming-stock plans
Connected financial models, assumptions and shared planning workflows
Spreadsheet-style personal cash-flow forecasts on Mac
Compare options history with the risks of current positions
Cash forecasts connected to bank and accounting records
Plan cash around invoice dates, bills and alternative scenarios
Email and SMS campaign software with visual scenarios and relational contact data
Email campaigns and triggered scenarios with an integrated content editor
Connect product strategy, intake, capacity scenarios, roadmaps, and portfolio delivery.
AI-native eLearning authoring tool that turns source material into interactive courses.
AI language tutor for conversation practice in 30+ languages