A-Calc9
Calculator with simple history
Archived App (Last seen on 27 Dec 2025)
This is an archived listing of the app previously available on the App Store.Although the app is no longer distributed by Apple, you can still view its description, screenshots, version history, ratings, and metadata for reference.
About
This calculator app offers a simple history feature, allowing users to correct mis-entered numbers and add short notes to each entry. It supports multiple lists that can be copied and pasted, with customizable background colors and button layouts. All core functions are available in the free version.
What's New in A
1.9
December 1, 2017
This app has been updated by Apple to display the Apple Watch app icon. iPhone X compatible
MoreIn-App Purchases
$0.99
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Developer apps
FAQ
What is A-Calc9?
A-Calc9 is a calculator application designed for iPhone and iPad. It offers a simple history feature, allowing users to review and correct previous calculations, add notes, and manage multiple lists of entries.
Is A-Calc9 free to use?
Yes, all core functions of A-Calc9 are available in the free version. Users can perform calculations, utilize the history, and manage lists without any initial cost.
Can I remove ads from A-Calc9?
Yes, A-Calc9 contains advertisements. You can remove these ads by making an in-app purchase, which is offered within the application.
What devices does A-Calc9 support?
A-Calc9 is compatible with iPhone, iPad, and iPod devices. It is designed to run on Apple's iOS operating system.
How often is A-Calc9 updated?
The latest version of A-Calc9 is 1.9, which was released on December 1, 2017. The app was initially released on November 17, 2015.
What is the age rating for A-Calc9?
A-Calc9 has an age rating of 4+. This indicates it is suitable for users aged four and above, with no mature content.
Can I customize the appearance of A-Calc9?
Yes, A-Calc9 allows for customization of the background color and brightness through its settings. Additionally, the position of the number buttons can be adjusted.
How does A-Calc9 handle mis-entered numbers?
A-Calc9 features a history list where mis-entered numbers can be corrected individually after they have been entered. This allows for easy editing of previous calculations.
