CALKING
That Keeps Your Notes
$2.99 · Designed for iPad. Not verified for macOS.
Need to save numbers while you're calculating?
CALKING combines a calculator and a notepad into one simple, powerful app.
The Calculator That Keeps Your Notes, Too.
Need to save numbers while you're calculating?
CALKING combines a calculator and a notepad into one simple, powerful app.
Save numbers and calculation results instantly, organize them with colorful sticky-note style memos, and keep everything easy to find.
Perfect for shopping, budgeting, work estimates, expense tracking, travel planning, and everyday calculations.
Features
:abacus: Save calculations as you work
Quickly save any number or calculation result to your memo board with a single tap.
No more switching between your calculator and notes.
:memo: Sticky note style memos
Organize your calculations with colorful memo cards.
You can also add your own notes to each memo, making it easy to remember what every number is for.
:art: Color-coded organization
Assign different colors to your memos and keep everything organized at a glance.
Perfect for separating categories like:
・Expenses
・Income
・Shopping
・Estimates
・Projects
:heavy_plus_sign: Calculate by color
Need the total for just one category?
CALKING lets you calculate the total of notes with the same color, or calculate the grand total of everything.
Managing complex numbers has never been easier.
:open_file_folder: Three separate memo boards
Keep your calculations organized with three independent memo boards.
For example:
・Personal
・Work
・Budget
Switch between them whenever you need.
Great for
・Shopping lists
・Household budgeting
・Expense tracking
・Business estimates
・Travel planning
・Schoolwork
・Everyday calculations
Why CALKING?
Most calculator apps only give you an answer.
CALKING helps you remember where those numbers came from.
It's the easiest way to calculate, organize, and keep track of your numbers—all in one place.
Ratings & Reviews
- This app hasn’t received enough ratings or reviews to display an overview.
The developer, BYKING 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
- BYKING INC.
- Size
- 3.9 MB
- Category
- Utilities
- Compatibility
Requires iOS 17.0 or later.
- iPhone
Requires iOS 17.0 or later. - iPad
Requires iPadOS 17.0 or later. - Mac
Requires macOS 14.0 or later and a Mac with Apple M1 chip or later. - Apple Vision
Requires visionOS 1.0 or later.
- iPhone
- Languages
- Japanese
- Age Rating
4+
- 4+
- Copyright
- ©️2026 Byking Inc.
