Calculator Keyboard - Calku
Calculator Keyboard - Calku Summary
Calculator Keyboard - Calku is a with in-app purchases iOS app in Tools by Supagarn Pattananuchart. Released in Dec 2020 (5 years ago). It has 1.6K ratings with a 4.70★ (excellent) average. Based on AppGoblin estimates, it reaches roughly 22K monthly active users and generates around $<10K monthly revenue (100% IAP / 0% ads). Store metadata: updated Dec 21, 2025.
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Store info: Last updated on App Store on Dec 21, 2025 .
4.7★
Ratings: 1.6K
Screenshots
App Description
Calku transforms your keyboard into a handy calculator, making quick calculations effortless without switching apps! Whether you're texting, taking notes, or browsing, you can instantly calculate within any app. Perfect for messaging, homework, or day-to-day tasks.
Compatible with many apps such as
• Messages, Messenger, WeChat, Line,
Twitter, Telegram, Instagram, etc.
• Safari
• Notes
• Mail
• Stocks
• And many more!
Features :
• Supports Dark Mode
• Full iPadOS Compatibility
• Customizable Decimal Points
• Powerful Scientific Calculator
• Access Your Calculation History
• Keyboard Feedback (Sound & Haptic)
Say goodbye to app-switching and copying-pasting—Calku makes calculations easy and seamless in any app!
Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Privacy Policy: https://supagarn-pa.com/Calku/privacy-policy