Quick calculations while shopping, one-handed. A fast calculator with history, auto totals, and tax support. Customize button layout to fit your style.

Need a quick calculation while shopping with one hand? A compact calculator with history, auto totals, and tax support. Adjust button positions to fit your grip — perfect for one-handed use.

Main Features

• Formula & history display — see every step at a glance
• Auto totals & tax — tax-included/excluded in one tap
• Adjustable button layout — shift keys up, down, left, or right
• Share results — copy to clipboard or share via apps

Great For

• Checking totals while grocery shopping
• Reusing previous results with a tap on history
• Copying results and history into notes or messages