: Get 25% discount of 10 dollars just by entering "10 - 25%"!
: Choose the theme that's right for you!
: Safely delete one character at a time!
: Both the input field and answers can hold up to 38 characters!
: Use the "000" button to enter a thousand with just two taps
: You can delete one character at a time by tapping the "C" key, and clear by long-pressing it
: Have fun with TTS in both English and Japanese!
: Enjoy using a calculator!
: To open settings, press the % button when the result field is cleared.
A calculator made by the dev of Tweecha, which reached #1 among Twitter apps.
Even though it is simple, Calculacha is unique and fast. Let's make using a calculator enjoyable!
Help & Feedback
For requests, bug reports, and inquiries, please contact us using the following:
We will strive to make Calculacha fun and easy for everyone.
How to calculate percentages
: To get +20% of $10: 10 + 20%
: To find the price of a $10 item with a 25% discount: 10 - 25%
: To get 40% of $30: 30 × 40%
: To find the retail price when an item is $3 under a 30% discount: 3 ÷ 30%