Frankie

Frankie is a clean, fast toolbox for the small calculations and conversions you do every day — all in one app, with no ads and no sign-up. Ten handy tools, one tap away: • Calculator — everyday arithmetic with correct operator precedence • Percentage — percent of a number, % change, add or remove a percentage • Unit Converter — length, weight, temperature and volume • Tip Splitter — split a bill with tip across any number of people • Number to Words — spell out amounts in the Indian or International system • Age Calculator — exact age in years, months and days • World Clock — current time across cities and time zones • Stopwatch & Timer — a stopwatch with laps and a countdown timer • Text Case — convert between UPPER, lower, Title, camelCase, snake_case and more • Word Counter — word, character and reading-time stats Built to stay out of your way: ★ Ad-free forever — no banners, no interstitials, no "watch a video to continue" ★ Works fully offline — every tool runs on your device ★ Private by design — no account required and nothing you type is sent anywhere ★ Fast & lightweight — opens instantly and stays responsive ★ 11 color themes — all free, in light and dark; follows your system, or pick one and it sticks ★ Favorites & History — pin the tools you use most and reopen past results Frankie keeps the everyday stuff simple. Download it once, and it's ready whenever you need a quick answer.