CalcTastic

calctastic.com · checked 14 Nov 2026

#6 · Scientific Calculator Apps

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How it plugs in

—Public API

NoOpen source

YesFree tier

Signal on Scientific Calculator Apps5.9#6 of 32

CalcTastic is a calculator for Android with independent scientific and programmer modes.

Pricing

Free VersionNo limits stated on the opened pageFree

As calctastic.com lists them, checked 14 Nov 2026.

Near it

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Runs on

Web
Windows
Mac
Linux
iOS
Android

Facts

Website: calctastic.com
Price: Free tier
Free trial: Not stated
Conversion units: Scientific mode includes over 300 conversion units across 18 categories.
Downloads: The maker's site links to Google Play downloads and beta versions for the free and full editions.
Headquarters: New Lenox, Illinois, United States
History and memory: The app provides 100 calculation-history records and 10 memory registers.
Input modes: The app has algebraic modes with editable equations and RPN modes with undo support and up to 100 stack registers.
Privacy: The privacy policy says the app obtains no information and does not require registration.
Programmer calculator: Programmer mode supports signed and unsigned integers from 8 to 64 bits and displays history in binary, octal, decimal, or hexadecimal.
Programmer operations: Programmer features include base conversion, bitwise logic and shifts, bit rolling, byte and word flipping, and complements.
Scientific calculator: Scientific mode includes fractions, complex numbers, physical constants, unit conversion, statistics, and history and memory registers.
Statistics: Statistical functions include 15 single-variable statistics and measures such as mean, median, variance, and standard deviation.
Support: The maker lists an email address for support inquiries.
Third-party data sharing: The policy says no data is shared with third parties because the application does not collect information.

On these boards

Scientific Calculator Apps#6 of 32

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