CalMemo Stadio
Productivity
Free · In‑App Purchases · Designed for iPad. Not verified for macOS.
【Calculate. Remember. Reuse. CalMemo does it all.】
"I wish I could redo that calculation."
"Typing the same formula over and over is tedious."
"I want to save my calculations with notes."
CalMemo solves all of these problems.
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▼ What CalMemo Can Do
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【Auto-Save Calculation History】
Every calculation is automatically saved. Revisit past results, copy values, and continue where you left off.
【Formula Studio – Create Your Own Formulas】
Save your frequently used formulas and recall them with a single tap. Tax calculations, discounts, BMI, loan interest... build your own personalized calculator.
【Equation Solver】
Need to find the value of x? Just enter your equation and let CalMemo solve it. From linear equations to systems of equations, get instant answers.
【Structural Lab - Structural Calculation for Architecture & Civil Engineering】
Supports structural analysis of beams (horizontal) and columns (vertical). Considers not only concentrated and distributed loads but also the self-weight of members to instantly calculate and graph bending moments, shear forces, deflection, and more. Strongly supports everything from quick on-site checks to learning.
【Notes + Calculator in One】
Insert calculation results directly into your notes. Perfect for estimates, budgets, travel expense splits, and more.
【Unit & Currency Converter】
Convert length, weight, temperature, and currencies in real-time. Essential for international shopping and travel.
【Home Screen Widget】
Calculate without even opening the app. The fastest way to crunch numbers.
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▼ Perfect For
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・Anyone who wants to save calculation history
・Users who repeat the same calculations often
・Students and professionals solving equations
・People tired of switching between notes and calculator
・Anyone who wants instant calculations from Home Screen
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▼ CalMemo Premium
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Unlock the full experience:
・Ad-free for distraction-free calculating
・Full access to Formula Studio & Equation Solver
・Calculator Widget for Home Screen
・Expanded keyboard customization slots
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Calculating isn't just a task.
With CalMemo, make it smarter. Make it yours.
Download now and experience a new way to calculate.
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Terms of Use:
https://www.notion.so/Terms-of-Use-End-User-License-Agreement-2f45c1eb92a480069955e6d1b3adeb53?source=copy_link
Ratings & Reviews
- This app hasn’t received enough ratings or reviews to display an overview.
Fixed an issue where unexpected decimal places were displayed in some calculation results.
The developer, Udagagwa Rie, 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 Used to Track You
The following data may be used to track you across apps and websites owned by other companies:
- Identifiers
- Usage Data
- Diagnostics
Data Linked to You
The following data may be collected and linked to your identity:
- Identifiers
- Usage Data
- Diagnostics
Accessibility
The developer has not yet indicated which accessibility features this app supports. Learn More
Information
- Seller
- Udagagwa Rie
- Size
- 120.8 MB
- Category
- Productivity
- Compatibility
Requires iOS 16.6 or later.
- iPhone
Requires iOS 16.6 or later. - iPad
Requires iPadOS 16.6 or later. - Mac
Requires macOS 13.5 or later and a Mac with Apple M1 chip or later. - Apple Vision
Requires visionOS 1.0 or later.
- iPhone
- Languages
English and 8 more
- English, French, German, Italian, Japanese, Korean, Portuguese, Simplified Chinese, Spanish
- Age Rating
4+
- 4+
- Contains
Advertising
- In-App Purchases
Yes
- CalMemo Premium (Yearly) $14.99
- CalMemo Premium (Monthly) $2.99
- Copyright
- © 2026 Rie Udagawa