Flowelio is a suite of 33+ free calculators for tax, health, finance, and everyday utility — all running entirely in your browser. Highlights: → Italian tax calculators for all 8,100+ municipalities (IMU, net salary, flat tax regime, NASpI unemployment) → AI background removal and depth estimation via WebGPU — zero uploads, 100% private → Health tools: BMI, TDEE, body fat, pace, 1RM → Finance: compound interest, ROI, break-even, solar savings