8BitCalc

8BitCalc — the calculator that looks and feels like a classic British home micro. Remember the rubber keys, the rainbow stripe, and that unmistakable pixel font? 8BitCalc brings all of it back — wrapped around a fully working, modern calculator. AUTHENTIC 8-BIT HOME COMPUTER STYLE • Original 8-bit typeface for every digit and symbol • Signature rainbow stripe in the corner • Deep black screen with crisp, glowing characters • Tap the display to invert colours — just like a real CRT • Classic "all clear" flicker flash when you reset A CALCULATOR THAT ACTUALLY WORKS • Add, subtract, multiply and divide with full operator chaining • Square root and percentage — including context-aware percent (e.g. 200 - 10% = 180, exactly how you'd expect) • Decimal input with clean formatting • Error handling for divide-by-zero and invalid roots • All Clear (AC) and Clear (C) states, just like the originals • Responsive layout for both portrait and landscape BUILT FOR THE MODERN iPHONE • Native SwiftUI — fast, smooth, and battery friendly • Haptic feedback on every tap and result • Supports iPhone and iPad, portrait and landscape • No ads. No tracking. No subscriptions. WHY YOU'LL LOVE IT If you grew up with a home micro, this is a tiny piece of your childhood that fits in your pocket. If you didn't — welcome to the best-dressed calculator on the App Store. Whether you're balancing a budget, splitting a bill, or just doing your homework, 8BitCalc turns everyday maths into a little trip back to the early 1980s.