Callie guide

Tip, split, discount, and sales tax calculator in one app

Callie keeps the everyday money checks people do most inside one fast calculator.

Use this page for a fast check, then use Callie on your phone for the rest of the week.

Callie tip and split calculator screen with restaurant totals
Tip and split Check the total fast when the bill needs to be right.
Callie discount and sales tax calculator screen
Discount and tax See the real total before checkout without switching tools.
Callie percentage calculator screen for percent checks
Percentage helper Run percent-of, change, and share checks without losing the calculator context.
Screenshots

What this looks like in Callie

Callie tip and split calculator screen with restaurant totals
Tip and split Check the total fast when the bill needs to be right.
Callie discount and sales tax calculator screen
Discount and tax See the real total before checkout without switching tools.
Callie percentage calculator screen for percent checks
Percentage helper Run percent-of, change, and share checks without losing the calculator context.
Try the quick money tools

Use the calculator below for a fast check.

Use the calculator below for a fast check. Use Callie when you want the full everyday calculator on your phone.

Tip + split
Tip amount
Total with tip
Per person
Discount + tax
You save
Subtotal after discount
Final total

Estimates only. Final totals can vary based on tax rules, gratuity rules, fees, and merchant rounding.

What this helps with

Tip and discount calculator

Calculate tips, split bills, discounts, tax, and final totals with Callie.

Calculate tip and split fast.

Check discount and tax before checkout.

Keep everyday money math in one app.

When this is useful

Use this page while shopping, splitting a bill, or checking a total that needs to be right without digging through menus or switching apps.

This page is for the money math that happens in the middle of real life.

Restaurant totals

Work out tip, split count, and per-person totals in a few taps.

Retail discount math

Check discounts, sales tax, and final totals before checkout.

Fast final-price checks

Keep the total visible without opening another calculator.

Why keep Callie installed

Why keep Callie installed

Callie earns its place by keeping everyday math, money checks, dates, conversions, and fit-focused utility tools together in one calmer Apple-first workspace.

Tip and discount tools built in.
Sales tax and loan tools nearby.
Calm enough for repeated daily use.
FAQ

Tip and discount FAQ

Quick answers before you download.

What can I do on this page?

You can check tip, split bills, discounts, sales tax, and final totals quickly.

Why use Callie for money math?

Callie keeps shopping, bill-splitting, tax, loan, and percentage tools together in the same app.

More tools in Callie

Keep the next tool close.

Use the related guides when the next everyday calculator job is already waiting.

Download Callie

Download Callie for everyday money math

Calculate tips, split bills, discounts, tax, and final totals with Callie.