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App Store Apps > Utilities > Key Calculator
Key Calculator icon

Key Calculator

by 瑞勤 李 · Utilities · Free
On the App Store since January 2025 · Data updated 2026-11-06

Key Calculator is made and published by 瑞勤 李. AppBrain is an independent app data site and isn't affiliated with 瑞勤 李. The app name, icon, screenshots and description belong to 瑞勤 李 and are shown as published on the App Store.

AppBrain's verdict

Last updated
January 27, 2025
Size
27.0 MB
Official page on the App Store

User feedback

Ratings and reviews on the App Store

Comments on Key Calculator for iOS

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Store listing

By 瑞勤 李, from the App Store
Key Calculator Screenshot 1 of 4
Key Calculator Screenshot 2 of 4
Key Calculator Screenshot 3 of 4
Key Calculator Screenshot 4 of 4
Screenshots by 瑞勤 李, from the the App Store listing
Description by 瑞勤 李 Written by the developer, not by AppBrain. Click to read.
Revolutionary Tap-to-Calculate
Select an operator (+−×÷) first, then tap numbers to instantly calculate results. Saves 3 steps vs traditional calculators!

Customize Your Number Pad
Adjust max/min values, set step increments, and save frequent numbers. Build your dream keypad for faster inputs.

Undo Mistakes Instantly
Typed a wrong number? Undo your last action with one tap—no restart needed.

Calculation Time Machine
Auto-saves every step. Tap any history entry to resume calculations right where you left off.
Official page on the App Store

Safety and technology

Found in the app by AppBrain
Price
Free
App size
27.0 MB
Content rating
Everyone

Technologies used by Key Calculator

Releases

Updates seen on the App Store
Version
1.0.0
Launched
January 2025

No changelog data

Rankings

App Store top charts

App Store Rankings for Key Calculator

This app is not ranked

About the app and developer

About Key Calculator

Key Calculator is an utilities app developed by 瑞勤 李.

User Ratings

The app has no ratings yet.

App Information

Key Calculator is freely available from the App Store. The app size is 26.96 MB. The latest version available is 1.0.0. The last update was on January 27, 2025.

Technical Requirements

The app has a content rating of Everyone. The app has been available on the App Store since January 2025.

Developer information for 瑞勤 李

瑞勤 李

Address:

Frequently asked questions about Key Calculator

Is Key Calculator free?

Yes. Key Calculator is free on the App Store.

Is Key Calculator still available?

Yes. Key Calculator is on the App Store, and the last update we saw was on January 27, 2025.

How large is Key Calculator?

Key Calculator is 26.96 MB.

Is Key Calculator suitable for children?

App Store rates the content of Key Calculator as suitable for everyone.

Who made Key Calculator?

Key Calculator was developed by 瑞勤 李. It is listed in the utilities category on the App Store.

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