About ROASStack
Empowering the global e-commerce and media buying ecosystem with precision micro-tools.
Why We Built ROASStack
For years, media buyers, digital marketing agencies, and direct-to-consumer brand founders have relied on clunky, broken spreadsheets or overpriced SaaS tools just to answer fundamental questions: “What is my true break-even ROAS?” and “How much net profit will be left in my pocket after payment gateway fees and returns?”
We created ROASStack.com to be the definitive, lightning-fast financial calculator suite for modern digital advertising. No login walls, zero server latency, and 100% client-side privacy.
Mathematical Precision
Formulas are rigorously modeled against actual platform take-rates, size tiers, and statistical Z-score algorithms.
Zero Login Friction
No registration forms or email captures required. Jump straight into calculations from anywhere in the world.
Global Community
Built with native multi-currency support and full i18n localization in English, Arabic (RTL), Spanish, French, and German.
How Calculations Are Verified
Every calculator on ROASStack is developed in collaboration with active media buyers managing 7-figure ad spends across Meta Ads, Google Ads, TikTok Ads, and Amazon PPC. We continually audit platform changes (such as updated Shopify payment fees or Amazon Q4 peak storage rates) to maintain peak accuracy.
Have a Feature Suggestion or Custom Formula?
We welcome feedback from performance marketers worldwide.