Tactile brings back real calculators with pixel-perfect skeuomorphic design. LCD with CRT scanlines, 3D buttons, 6 handcrafted vintage skins. Built-in: currency converter (31 ECB rates), unit converter (28 units), tip & split, and Price Compare — find which product is cheaper at the supermarket. Paper tape history with shareable receipt. 12 scientific functions. 5 languages. One-time purchase, no subs. Solo indie dev from Italy.