A vintage-style scientific calculator with a retro LCD display and realistic key sounds. Perform basic and advanced calculations, use shift functions, and access additional modern features like parentheses and memory storage.
by Paul SALANITRI★ 4.619 ratingsUtilitiesFreeData updated 2026-09-08
Units across multiple categories including length, weight, temperature, and more. Input values and select units for instant conversion. No ads, no subscriptions, no internet required for basic functions.
Type with realistic mechanical and ASMR feedback directly on your Mac. Choose from 14+ premium sound packs. Enjoy sub-10ms audio response for zero-lag typing. Track real-time switch activity and adjust settings for personalized experience.