Our powerful free calculator allows you to perform addition, subtraction, multiplication, and division as well as advanced mathematical calculations. Our app is way better than the calculator on your Android phone. This all-in-one app is going to be your go-to choice for everyday use.

Need something to help you convert currency? Calculate fuel efficiency? Convert units of measurement easily and efficiently? This app can do that and more. All you need to do is enter the numbers, the app will take care of the rest.

It makes your life easy with it's simple but attractive interface. You can do any financial or mathematical calculation within a few seconds.
All in one app:

• Age calculator - How old are you in years, months, days, or minutes? Find out easily!
• BMI calculator - Keep track of your BMI (Body Mass Index) and BMR (Basal Metabolic Rate)
• Currency Converter - Real-time currency rates in your pocket.
• Fuel calculator - Enter travel distance, fuel efficiency, and fuel price to know how much your trip will cost.
• Fuel Efficiency - Enter mileage before and after fueling to see how efficiently your car uses gas.
• GPA calculator – How well are you doing in school? Find out the easy way!
• Loan calculator - Calculate monthly loan payments without any fuss.
• Numeral System Converter - Convert binary to decimal, hexadecimal, and octal.
• Ovulation tracker - Enter your period date and then see suggested ovulation dates with the help of our ovulation calculator for pregnancy.
• Sales Tax calculator - How much will you pay after adding tax? Find out!
• Discount calculator - Save by calculating discounts rapidly and accurately.
• Tip calculator - Learn how much you and your friends should leave for a tip, instantly!
• Unit Converter - Easily convert any quantity from one unit into other: length, weight, temperature, speed, density, pressure, etc.
• Time Zone Converter - Convert between time zones without any confusion.

Features include:
- Perform basic arithmetic (addition, subtraction, multiplication, division)
- Add parentheses and math operators
- View calculation history
- Edit and correct data before calculating
- Copy calculated result to clipboard
- Option to choose from various themes
- Clear display format makes easy to read
- Easily share calculations with others

Now you can do unit or currency conversions in seconds. It's powerful, easy to use, and best of all, it's a free calculator! Download the best calculator for free.

// Option A //

To download Smart Calc: Daily Calculator mod from HappyMod.com.
You need enable the option "Unknown Sources".
1. Click on the above link to download Smart Calc: Daily Calculator mod APK.
2. Save the file in your device Downloads folder.
3. Now tap on Install and wait for the installation to finish.
4. Once it is done, open the game and start playing it right away.

// Option B //

To download Smart Calc: Daily Calculator from HappyMod APP, you can follow this:
1. Open your browser and download the HappyMod APK file from HappyMod.com - the only official website of HappyMod.
2. Open Android Settings and go into Privacy or Security.
3. Tap the option to Allow Unknown Sources and enable it.
4. Go to your Android downloads and tap the APK file.
5. Follow the directions on the screen to install it.
6. Search Smart Calc: Daily Calculator in HappyMod App.