CAL_: Logging Calculator
Currencies, Logs, and More!
Only for iPhone
Free · Designed for iPhone. Not verified for macOS.
iPhone
CAL_ is the next evolution of calculators. Made especially for iPhone, it brings the venerable calculator to an all-new level.
LOG FEATURE
All of your calculations are logged, so you can refer to them at any time. Use the ANS key to bring up the most recent result from the log. You can toggle commas and decimal points, and also use a guide that shows you when your units are in the millions, billions, and beyond.
CURRENCY CONVERSIONS
Get real-time currency rates for up to three currencies at once. You can also see a graph of currency value fluctuations.
UNIT CONVERSIONS
Want to know how many Tokyo Domes there are to an acre? Or how many lbs make up a stone? It's right at your fingertips in CAL_.
Ratings & Reviews
- This app hasn’t received enough ratings or reviews to display an overview.
Keyboard operation now possible on Mac, voice input for key presses
The developer, SQUAIR Inc., indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy .
Data Not Collected
The developer does not collect any data from this app.
Accessibility
The developer has not yet indicated which accessibility features this app supports. Learn More
Information
- Seller
- SQUAIR Inc.
- Size
- 9.2 MB
- Category
- Productivity
- Compatibility
Requires iOS 12.0 or later.
- iPhone
Requires iOS 12.0 or later. - iPod touch
Requires iOS 12.0 or later. - Mac
Requires macOS 11.0 or later and a Mac with Apple M1 chip or later. - Apple Vision
Requires visionOS 1.0 or later.
- iPhone
- Languages
- English and Japanese
- Age Rating
4+
- 4+
- Copyright
- © 2026 SQUAIR Inc.