# Calculator Keyboard - Calku

> Calculate from your keyboard

Canonical page: [https://chrome-stats.com/d/id1546065778](https://chrome-stats.com/d/id1546065778)

## Overview

- **ID:** `id1546065778`
- **Platform:** Apple
- **Type:** Apple app
- **Status:** Available
- **Publisher:** Supagarn Pattananuchart
- **Category:** Utilities
- **Rating:** 4.70 / 5 (493 ratings)
- **Version:** 4.0
- **Last updated:** 2026-07-26
- **First published:** 2020-12-30
- **Size:** 3.45 MB
- **Data as of:** 2026-09-18
- **Store listing:** [Apple App Store](https://apps.apple.com/us/app/calculator-keyboard-calku/id1546065778)
- **Privacy policy:** [https://supagarn-pa.com/Calku/privacy-policy](https://supagarn-pa.com/Calku/privacy-policy)

## Description

Calku turns your keyboard into a powerful calculator, letting you perform quick calculations inside any app—Messages, Notes, browser windows, and more—without switching contexts. It features a robust scientific calculator and keeps a history of results for easy reference.

Key features include Dark Mode, full iPadOS compatibility, customizable decimal points, keyboard feedback (sound and haptic), and seamless usage across apps. Say goodbye to copying and pasting; compute directly where you type.

## Rankings

- #73,044 — Overall

## Review summary

Users generally praise Calculator Keyboard - Calku for being easy to use and handy for quick calculations, especially while typing in other apps or in messages. Many find it makes number input quicker than relying on standard keyboard keys and appreciate the keep-result feature. However, several reviews note stability issues, with reports of the app not working or behaving buggy at times. Some users desire features like a history button, haptic feedback, or smoother setup on iPad. Overall, it's useful when it runs reliably.

### Pros

- Easy to use / intuitive
- Handy for quick calculations, especially inside other apps and in messages
- Improves keyboard usability compared to dedicated numeric keys
- Useful for quick calculations overall

### Cons

- Reliability issues: app sometimes not functioning or buggy

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Source: [Chrome-Stats](https://chrome-stats.com/d/id1546065778)