Scientific Calculator

Name: Scientific Calculator
Rating: 4.64 (2015 reviews)
Author: CalcTastic

LiveCalcTastic2 apps · 495.8K installsToolsFreecom.shaytasticsoftware.calctasticfree

Scientific Calculator with Fractions, Complex Numbers and RPN Support

Alert me ★ Watch Open in Play ↗

Total installs: 487,201
Installs / day: +239
Rating: 4.6★
Released: 28 May 2012
Last update: 24 Sept 2025
Countries: —

Installs per day

gain of the exact counter

Lifetime avg ≈ 93/day (all installs ÷ days since release)

Daily tracking since 10 Oct 2026 · history grows every day

Install history

exact counter from Google Play

3dAll

Dashed: estimate from the release date (no daily data before 10 Oct 2026) · time axis compressed before that day

Daily tracking since 10 Oct 2026 · history grows every day

Change timeline

Full history

No changes recorded yet. We compare every crawl with the previous one and list title, icon, screenshots, description, version, price and availability changes here.

Country availability

Availability has not been checked for this app yet. “Check all countries” looks the app up in about 140 Google Play storefronts and shows where it is live, listed but not installable, or missing — plus any country-specific (custom) store listings.

Top countries

Country data will be available soon.

We estimate where downloads come from using the app’s position in Google Play’s top charts in about 140 countries. This app is not in any chart we have collected yet; the estimate appears as soon as it is.

Top chart positions

Not in any tracked top chart.

App manifest

Read this app's manifest from Google Play: permissions, declared SDKs, components and AdMob app ID. Saved analysis appears here automatically.

Data safety

declared by the developer on Google Play

No data shared with third parties
No data collected

This is the developer's own declaration, summarised from the Play listing. The permissions below show what the app is technically able to access.

Permissions

2 in 1 group

0 Sensitive0 Notable2 Routine

OtherRoutine2

Access to miscellaneous device features that don't fit other categories

Make your phone vibratecontrol vibration · VIBRATE
Check with Google Play that you got this app legitimatelyGoogle Play license check · com.android.vending.CHECK_LICENSE

Sensitive = can reach personal data, location, camera/mic or act on your behalf. Notable = changes how your device behaves. Routine = normal for almost every app. Source: Google Play's permission list for all versions of this app.

Store listing

Download

Full description

CalcTastic is a high-precision, feature-rich scientific calculator with years of refinement and thousands of satisfied users. Choose from 5 different themes, a configurable display and your choice of operation, Algebraic or RPN. CalcTastic is FREE but comes with many great features including a Unit Converter, Fractions, Complex Numbers, Advanced Statistics, History & Memory Registers and a full-online Help Section. If you find CalcTastic Scientific Calculator useful, consider the PLUS version ($3.99 USD). The PLUS version also includes Polar-Form Complex Numbers, 7 Additional Themes and a Full-Featured Programmers Calculator. -------------- GENERAL - High Internal Precision - Two Algebraic Modes with Editable Equations - Two RPN Modes with Undo Support and up to 100 Stack Registers - A Basic Mode with all the Essentials - Calculation History with 100 Records - Memory with 10 Registers - 5 High-Quality Themes - Copy and Paste - Configurable Numeric Display (Decimal and Grouping) - Easier to use than many other Calculator Apps - Quicker than locating your Casio & HP Calculator (11C / 15C) SCIENTIFIC - Rectangular Form Complex Number Support - Real, Imaginary, Magnitude, Argument and Conjugate Functions - Fractions and Fraction Calculations - Convert Decimals to Fractions - Degree, Minute, Second Support - Standard, Scientific, Engineering and Fixed Decimal Notations - Configurable Display Precision from 0 - 12 digits - Table of 44 Physical Constants - Over 300 Conversion Units across 18 Categories - Trig functions in Degrees, Radians or Grads - Hyperbolic Trig functions - Natural and Base-10 Logarithms - Percent and Delta Percentage - Remainder, Absolute, Ceiling and Floor Operations STATISTICAL - Factorial - Combinations and Permutations - Random Number Generator - 15 Single-Variable Statistics - Quantity, Min, Max, Range, Sum, Median - Arithmetic Mean, Geometric Mean, Mean Squared - Sum Squared, Sum of Squares of Variance - Sample Variance, Sample Standard Deviation - Population Variance, Population Standard Deviation

What's new

Minor fixes and improvements.

Similar apps

closest title first, then most installs per day

More similar apps