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Android Apps > Tools > Standard Calculator (StdCalc)
Standard Calculator (StdCalc) icon

Standard Calculator (StdCalc)

by Roaming Squirrel Software · Tools · Free
On Google Play since May 2011 · Data updated 2026-10-26

Standard Calculator (StdCalc) is made and published by Roaming Squirrel Software. AppBrain is an independent app data site and isn't affiliated with Roaming Squirrel Software. The app name, icon, screenshots and description belong to Roaming Squirrel Software and are shown as published on Google Play.

AppBrain's verdict

EstablishedWell rated
Rating on Google Play
4.25
746 ratings
Installs
250 thousand
Last updated
July 30, 2026
Ads
Contains ads
Size
3.86 MB

Standard Calculator (StdCalc) has 250 thousand installs. Users rate it well: 4.3 stars from 746 ratings.

Download on Google Play

Pros & Cons

  • Free to use
  • Includes tip and loan calculators
  • History and live running totals
  • Multiple color schemes
  • Ad-supported with an optional ad-free upgrade
  • Not ranked in any top lists
  • Lacks scientific calculator features compared to many competitors (e.g., scientific mode, trigonometric functions)
  • Ad-supported by default (requires upgrade for ad-free experience)

User feedback

Ratings and reviews on Google Play

Comments on Standard Calculator (StdCalc) for Android

★★★★★ Marc Mulcahy · Feb 16, 2019
The best basic calculator I could find on Chromebook. It is basic if you want it to be, or you can use different modes for many other needs. The basic is vertical, clear to read and has a percentage key. You would be surprised how many calculator apps on Chromebook don't offer these valuable qualities. If you need a scientific or financial calculator they have that too for free! Very considerate app that imagines what the practical user needs. Great job! Keep up the great work!
★★★★★ Sarman V · Dec 18, 2018
5’s. Make the size of the Answering figures etc. on the screen to be bigger, its text Thickness would be furthermore, and bold enough. Then it would be very comfortable, majesty, as well as pleasant look. But keep the keyboard size still small. Thanq.
★★★★☆ Manny · Dec 3, 2011
Manny T Very nice app strongly recommend it.
★★★★★ A Google User · Jul 22, 2013
Very simple to use. The UI can be a bit cleaner. Very simple to use. The UI can be a bit cleaner.
★☆☆☆☆ A Google User · Aug 15, 2015
Memory Reall Thy needs' memory buttons and should be able to correct past calculations.
★☆☆☆☆ William Rouse · Feb 24, 2016
I finally find a calculator I love, and it has ads.
★☆☆☆☆ Steve Bosworth HobbyFX · Nov 29, 2015
Basic ad platform Just a calc, that's all I want.....
★☆☆☆☆ Nasaryn Hernandez · Dec 22, 2015
Ok app I think the app is dumb I put in a fact, and it is the wong answer everyone knows that 2+2=4 not 18

Google Play Rating history and histogram

560
40
20
20
100

Store listing

By Roaming Squirrel Software, from Google Play

“StdCalc - a basic calculator for your everyday needs!”

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Screenshots by Roaming Squirrel Software, from the Google Play listing
Description by Roaming Squirrel Software Written by the developer, not by AppBrain. Click to read.
A simple, easy to use, calculator designed to be more functional than the default installed model - also includes a tip calculator and a loan calculator, both of which can be accessed from the menu - features of the main calculator include:

• decimal mode
• fractions mode
• running total of each calculation shown as it is entered
• full text of the calculation is displayed as it is entered
• the output text can be set to scroll either horizontally (the default) or vertically
• full text of each calculation is stored in the history
• results of each calculation can be reclaimed from the history and reused in future calculations
• a range of color schemes to suit different moods

Useful whilst shopping to monitor a running total of your purchases.

Use it to determine discounts, surcharges, sales tax etc. via the percentage function.

A help section, where the main functions of the application are explained, can be accessed via the menu.

This is an ad-supported app - upgrade to an ad-free version for USD 0.99 (or the equivalent in local currency) via https://play.google.com/store/apps/details?id=com.roamingsquirrel.android.standard_calculator_plus

Recent changes:
ver 1.3.0
★ library updates
Download on Google Play

Safety and technology

Found in the app by AppBrain
Ads
Contains ads
Price
Free
Libraries
16
App size
3.86 MB
Content rating
Everyone

Technologies used by Standard Calculator (StdCalc)

10 permissions · 16 libraries
Subscribe to see full permission and library details

Releases

Updates seen on Google Play
Version
1.3.0
Launched
May 2011
  • Jul 30, 2026UpdateVersion 1.3.0
  • Jul 6, 2025UpdateVersion 1.2.9
  • Jul 29, 2024UpdateVersion 1.2.8
  • Apr 13, 2024UpdateVersion 1.2.7
  • Jan 14, 2024UpdateVersion 1.2.6
Show all changes Show fewer

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Installs

Tracked by AppBrain
Last 30 days
77
Play install range
100+ thousand
Launched
May 2011

Installs over time

Standard Calculator (StdCalc) has been installed 250 thousand times. Over the past 30 days, it has been installed 77 times.

Rankings

Google Play top charts

Google Play Rankings for Standard Calculator (StdCalc)

This app is not ranked

About the app and developer

About Standard Calculator (StdCalc)

Standard Calculator (StdCalc) is a tools app developed by Roaming Squirrel Software.

Download Statistics

Standard Calculator (StdCalc) has been downloaded 250 thousand times. In the last 30 days, the app was downloaded 77 times.

User Ratings

Standard Calculator (StdCalc) is rated 4.25 out of 5 stars. The rating is based on 750 ratings.

App Information

Standard Calculator (StdCalc) is freely available from Google Play. The APK size is 3.86 MB. The latest APK version available is 1.3.0. The last update was on July 30, 2026.

Technical Requirements

The app has a content rating of Everyone. The APK has been available on Google Play since May 2011.

App Performance Report

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Developer information for Roaming Squirrel Software

Roaming Squirrel Software

admin@roamingsquirrel.com

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