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Last updated on: 2026-06-11
Android Apps > Tools > Calc4Key: Calculator Keyboard
Calc4Key: Calculator Keyboard icon

Calc4Key: Calculator Keyboard

1.3
KL Studio
3.20
118 reviews
10,000+
Downloads
Free

Calculator on keyboard

Calc4Key: Calculator Keyboard Screenshot 1 of 4
Calc4Key: Calculator Keyboard Screenshot 2 of 4
Calc4Key: Calculator Keyboard Screenshot 3 of 4
Calc4Key: Calculator Keyboard Screenshot 4 of 4

About Calc4Key: Calculator Keyboard

Calc4Key: Calculator Keyboard is a tools app developed by KL Studio.

Download Statistics

Calc4Key: Calculator Keyboard has been downloaded 18 thousand times. In the last 30 days, the app was downloaded 240 times.

User Ratings

Calc4Key: Calculator Keyboard is rated 3.20 out of 5 stars. The rating is based on 120 ratings.

App Information

Calc4Key: Calculator Keyboard is FREE to download. The APK download size is 3.28 MB. The latest version available is 1.3. The last update was on July 15, 2024.

Technical Requirements

Calc4Key: Calculator Keyboard requires Android 7.0+ or higher. The app has a content rating of Everyone. The app has been available on Google Play October 2021.

Description
Use calculator directly on keyboard anywhere, anytime. No switch apps, no copy and paste results anymore!
Show more

More data about Calc4Key: Calculator Keyboard

Price Free to download
Total downloads 18 thousand
Recent downloads 240
Rating 3.20 based on 120 ratings
Ranking Not ranked
Version 1.3
APK size 3.28 MB
Number of libraries 21
Designed for Android 7.0+
Suitable for Everyone
Ads NO ads

App Performance Report

Get a detailed PDF report for Calc4Key: Calculator Keyboard with download trends, rating history, and key performance statistics — useful for competitive research or tracking your own app. Learn more

Get PDF Report — $29

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Calc4Key: Calculator Keyboard compared with similar apps

Common keywords of similar apps

Calc4key Enable Keyboard Calculator Switch

Keywords missing from this app

Calculations App Memory History Screen Calculation Numbers Button Simple Functions Converter Basic Free Results Features Easy Result Support Calculate Unit Supports Time Recent Everyday Number Copy Root User Themes Scientific Math Currency Easily Operations Percentage Fast Calcnote Clipboard Voice Power Settings Square Keys Tax Division Quick Key

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Google Play Rating history and histogram

Downloads over time

Calc4Key: Calculator Keyboard has been downloaded 18 thousand times. Over the past 30 days, it has been downloaded 240 times.

Changelog of Calc4Key: Calculator Keyboard

Show changelog

Developer information for KL Studio

KL Studio

lbt.khang@gmail.com

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Comments on Calc4Key: Calculator Keyboard for Android

★★★★★ Viveka nand · Jan 31, 2022
When we need numeric key then it works with the best performance.
★★★★☆ Mike Holman · Jun 24, 2025
It does as described. Basic 10-key keyboard. Would like the ability to customize key colors
★★★★★ SajidAli Chawdhry · Jan 30, 2024
Greater useful while using other app with this immediately calculation can be done having calc4key is an artwork with smartphone
★★★★★ Saurabh kumar Mishra · Jan 1, 2026
Once you start this, your calculator switching problem resolved
★☆☆☆☆ Angom Puru Singh · Feb 25, 2025
After calculation can't revert back to regular keyboard. There is no option to revert to regular keyboard. There is no keyboard symbol under the keyboard. A waste of an otherwise beautiful calculator keyboard.
★☆☆☆☆ Terry Masri · Jul 23, 2022
Does it even work? I followed instructions and enabled Calc4Key in the settings and restarted phone, and yet I don't see a keyboard symbol under the keyboard nor any other way to switch to Calc4Key from regular keyboard.

Google Play Rankings for Calc4Key: Calculator Keyboard

This app is not ranked

Technologies used by Calc4Key: Calculator Keyboard

Calc4Key: Calculator Keyboard is requesting 0 permissions and is using 21 libraries.

Permissions

No permissions found

Ad network libraries

None found

Social libraries

None found

Development tools

Android Jetpack core Android Library IconAndroid Jetpack core Android Architecture Components Android Library IconAndroid Architecture Components Android Jetpack VersionedParcelable Android Library IconAndroid Jetpack VersionedParcelable Android Jetpack Annotations Android Library IconAndroid Jetpack Annotations Android Jetpack Widgets Android Library IconAndroid Jetpack Widgets Android Jetpack AppCompat Android Library IconAndroid Jetpack AppCompat AndroidX Activity Android Library IconAndroidX Activity Android Activity Saved State Android Library IconAndroid Activity Saved State AndroidX Loader Android Library IconAndroidX Loader Android Transition Support Library Android Library IconAndroid Transition Support Library Android Support Library collections Android Library IconAndroid Support Library collections Kotlin Android Library IconKotlin Android Support VectorDrawable Android Library IconAndroid Support VectorDrawable AndroidX Legacy: Support Library core utils Android Library IconAndroidX Legacy: Support Library core utils AndroidX Cursor Adapter Android Library IconAndroidX Cursor Adapter AndroidX Local Broadcast Manager Android Library IconAndroidX Local Broadcast Manager Android Support Library Print Android Library IconAndroid Support Library Print Android Support Library Document File Android Library IconAndroid Support Library Document File AndroidX Widget ViewPager2 Android Library IconAndroidX Widget ViewPager2 JetBrains Annotations Android Library IconJetBrains Annotations IntelliJ IDEA Android Library IconIntelliJ IDEA
Calculator Keyboard icon Calculator Keyboard
Voice Calculator Pro icon Voice Calculator Pro
Multi-Screen Voice Calculator icon Multi-Screen Voice Calculator
Keyboard Switcher icon Keyboard Switcher
Calculator ++ icon Calculator ++
Calculator Simple icon Calculator Simple
MyScript Calculator 2 icon MyScript Calculator 2
Calculer - Calculator icon Calculer - Calculator

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