# Quikirr Features ## Docs - [Common Questions](https://quikirr.com/common-questions.md): Frequently asked questions about Quikirr, its features, data handling, and usage. - [Calculation Rules](https://quikirr.com/features/calculation-rules.md): Tell Quikirr whether your source values are already ARR, MRR, or revenue — dashboards and Excel outputs adapt immediately. - [Cohort Analysis](https://quikirr.com/features/cohort.md): Track retention, ARR-per-customer, and logo dynamics across cohorts—filter, preview, and export in a few clicks. - [Cross-Sell Analysis](https://quikirr.com/features/cross-sell.md): Reveal product-to-product expansion paths and add an optional Cross-Sell bar to your waterfalls. - [Data Cleanup](https://quikirr.com/features/data-cleanup.md): Fix duplicates, negatives, and irregular revenue in a couple of clicks - then audit every change right in Excel. - [Customer Ranking](https://quikirr.com/features/ranking.md): Surface your most important customers, churn risks, and growth drivers with configurable rankings. - [Filtering](https://quikirr.com/features/segmentation.md): Review subsets or segments of your data by creating and applying filters to your analyses. - [Unit Economics](https://quikirr.com/features/unit-economics.md): Model LTV, CAC, payback, and the Magic Number—tweak gross-margin & S&M assumptions on the fly. - [Waterfalls](https://quikirr.com/features/waterfalls.md): Build ARR waterfalls in dashboard, pick the exact view, and export fully‑dynamic sheets. - [Introduction](https://quikirr.com/index.md): Quikirr is a modern analytics platform for investors, bankers, and operators tracking revenue movements, retention, cohorts, customer behavior, and more. - [Quickstart](https://quikirr.com/quickstart.md): Generate dynamic reports and analyses from customer data in minutes with Quikirr. ## OpenAPI Specs - [openapi](https://quikirr.com/api-reference/openapi.json)