Calculator C: Auto-Sum History

Every formula and result stays on screen — a calculator that shows its work. Totals, tax, and statistics (max, min, average) are all calculated for you. Move the buttons up, down, left, or right for comfortable one-handed use. # Main Features - Formula & history display — see every step, including brackets and square roots - Auto totals & subtotals — add up the numbers in your history - Statistics — max, min, average, and count, calculated for you - Automatic tax — switch between tax-included and tax-excluded in one tap - Export — Text, CSV, Excel, Markdown, JSON, or PDF - Themes — change colours and button shapes - Adjustable button layout — shift keys up, down, left, or right # Great For - Reusing a previous result with a tap on the history - Copying results and history into notes or messages - Checking totals and tax-inclusive prices while shopping