# CALKING — That Keeps Your Notes

> That Keeps Your Notes (iPhone/iPad app by BYKING INC..)

- Source: https://appshunter.io/ios/app/calking/id6763190963 (this page in markdown: same URL + `.md`)
- Developer: [BYKING INC.](https://appshunter.io/developer/341311384)
- Category: Utilities, Productivity
- Price: $2.99
- Age rating: 4+
- Requires: iOS 17.0 · 4 MB
- Languages: Japanese
- Released: 2026-09-29
- Data updated: 2026-09-30
- User reviews in markdown: https://appshunter.io/ios/app/calking/id6763190963/reviews.md

## What is CALKING?

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.


## Version history (last 1 release)

### 1.0.0 — 2026-09-30

No release notes.

## Apps similar to CALKING

| App | Rating | Price | Category |
| --- | --- | --- | --- |
| [あしあと電卓](https://appshunter.io/ios/app/id6785785306) | — | Free | Utilities |
| [電卓 - 計算画面に広告なし](https://appshunter.io/ios/app/id6789199382) | — | Free | Utilities |
| [Timecon - Time Conversion Tool](https://appshunter.io/ios/app/timecon-time-conversion-tool/id6743643430) | — | Free | Utilities |
| [RealCalc](https://appshunter.io/ios/app/realcalc/id6740754665) | — | Free | Utilities |
| [Voice Calculator - VoiCalc](https://appshunter.io/ios/app/voice-calculator-voicalc/id6757627358) | — | Free | Utilities |
| [Cute calc with discount calc](https://appshunter.io/ios/app/cute-calc-with-discount-calc/id1465865810) | 4.7 (48) | Free | Utilities |

## More apps by BYKING INC.

- [でんしゃとれまる - 子供の心が優しくなる絵本パズル](https://appshunter.io/ios/app/id1441255548)
- [Train Toremaru: Connect&Solve](https://appshunter.io/ios/app/train-toremaru-connect-and-solve/id1467306561)
- [电车葡萄号 - 让孩子变得更加温柔的绘本解谜](https://appshunter.io/ios/app/id1467311612)

All apps by BYKING INC.: https://appshunter.io/developer/341311384

---

*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-09-30.*