# Multi Calculator > Calculator, date math, tips, unit conversion and D-Day in one handy app. Canonical page: [https://chrome-stats.com/d/com.cooltime.multicalc](https://chrome-stats.com/d/com.cooltime.multicalc) ## Overview - **ID:** `com.cooltime.multicalc` - **Platform:** Android - **Type:** Android app - **Status:** Available - **Publisher:** Cooltime Studio - **Category:** TOOLS - **Downloads:** 30 - **Version:** 1.1 - **Last updated:** 2026-08-18 - **First published:** 2026-07-14 - **Publisher country:** KR - **Size:** 10 MB - **Data as of:** 2026-09-24 - **Store listing:** [Google Play Store](https://play.google.com/store/apps/details?id=com.cooltime.multicalc) - **Website:** [https://cooltimestudio.com](https://cooltimestudio.com/) - **Privacy policy:** [https://cooltimestudio.com/privacy](https://cooltimestudio.com/privacy) ## Description Every calculation you use daily, organized into one app.
From basic calculations to dates, tips and unit conversion, the features you need are gathered in one place for fast and easy use.

[Key Features]

■ Calculator
· Supports arithmetic, percentages and sign switching
· Long-press a result to copy it to the clipboard
· Save calculation history and reload it

■ Date Calculation
· Calculate the days, weeks, months and years between two dates
· Add or subtract a period from a specific date
· Check your age and days until your next birthday from a date of birth
· Register and manage D-Days

■ Tip Calculation
· Split automatically by tip rate and number of people
· See the per-person amount and total at a glance
· Rounding options (round up, round down)

■ Unit Conversion
· Length, weight, temperature, area, volume, speed, data
· Real-time conversion as you type
· Quickly swap between units

[Why You'll Like It]

· Clean, intuitive modern design
· Light mode and dark mode support
· Daily notifications at a set time
· Works offline without a network
· Ready to use with no complex setup

Calculator, date calculation, tip calculation, unit conversion and D-Day.
Solve every calculation you need with one Multi Calculator. ## Rankings - #2,491,336 — Overall ## Permissions and access ### Permissions - `android.permission.ACCESS_ADSERVICES_AD_ID` - `android.permission.ACCESS_ADSERVICES_ATTRIBUTION` - `android.permission.ACCESS_ADSERVICES_TOPICS` - `android.permission.ACCESS_NETWORK_STATE` - `android.permission.FOREGROUND_SERVICE` - `android.permission.INTERNET` - `android.permission.POST_NOTIFICATIONS` - `android.permission.WAKE_LOCK` - `com.android.vending.CHECK_LICENSE` - `com.cooltime.multicalc.DYNAMIC_RECEIVER_NOT_EXPORTED_PERMISSION` - `com.google.android.c2dm.permission.RECEIVE` - `com.google.android.finsky.permission.BIND_GET_INSTALL_REFERRER_SERVICE` - `com.google.android.gms.permission.AD_ID` ## Similar extensions and apps - [EasyCalc - Simple Calculator](https://chrome-stats.com/d/com.designworld.bmicalculator) — 13,329 users - [Simple Calculator](https://chrome-stats.com/d/com.gatsensoft.calculator) — 18 users - [Multi Calculator Pro](https://chrome-stats.com/d/com.mncdev.multicalculatorpaid) — 8 users - [Calculator – Simple Calculator](https://chrome-stats.com/d/com.calculator.simplecalculator.mathcalculator.calculator) — 33 users - [DailyCalc: Smart Calculator](https://chrome-stats.com/d/com.futuretekapps.dailycalc) — 188 users - [MiniCalcBox](https://chrome-stats.com/d/com.shalakika.minicalcbox) — 4 users - [Calculator Pro: Calculator App](https://chrome-stats.com/d/calculator.converter.conversioncalculator.calculatorapp) — 1,573,341 users, 4.92 / 5 - [CalcuGo:Calculator & Converter](https://chrome-stats.com/d/org.theme.calculator.quasar.app) — 120 users - [CalcWay: All-in-One Calculator](https://chrome-stats.com/d/com.ontouchsoft.allcalc) — 6 users - [All-in-One Daily Calculator](https://chrome-stats.com/d/com.mansutech.daily_calculator_all_in_one) — 46 users - [Ultimate Calculator-All in One](https://chrome-stats.com/d/com.bangja.ultimatecalculator) — 6 users - [Daily Calculator](https://chrome-stats.com/d/com.life.hub.studio.daily.calculator.smart.plus.pro) — 11,000 users --- Source: [Chrome-Stats](https://chrome-stats.com/d/com.cooltime.multicalc)