Calcy: All-in-One Calculator
Scientific, Units & Currency
0 ratings
Archived App (Last seen on 17 Sep 2026)
This is an archived listing of the app previously available on the App Store.Although the app is no longer distributed by Apple, you can still view its description, screenshots, version history, ratings, and metadata for reference.
Rating summary
About
Calcy brings together the calculators and everyday tools you actually use, in one clean, fast, ad-free app.
THREE CALCULATORS
- Standard: instant, tap-and-go arithmetic for everyday math.
- Scientific: proper order of operations with trig, powers, roots, logs and factorials.
- Programmer: convert between HEX, DEC, OCT and BIN in real time.
HANDY TOOLS
- Unit Converter: length, weight, temperature, volume, area, speed, data, energy, pressure, angle, time, power, frequency and more.
- Currency Converter: fetches live exchange rates and caches them, so it keeps working offline.
- Date Calculator: find the exact difference between two dates, or add and subtract years, months and days.
THOUGHTFUL DETAILS
- Arbitrary precision for basic arithmetic, so huge numbers stay exact.
- Calculation history and memory always within reach.
- Light and dark appearance; interface follows your system language (English and Chinese).
- Adjustable digit grouping and decimal places.
- Optional haptic feedback and key sounds.
PRIVACY FIRST
No accounts, no ads, no tracking. Calcy collects no personal data. Your calculations, history and memory stay on your device. The currency converter only downloads public exchange rates and sends no personal information.
Calcy is designed to be simple, quick and dependable for study, work and daily life.
Show more
What's New in Calcy
1.0
July 8, 2026
