Voice Calculator
A calculator you talk to: say the numbers, check each one on the tape, hear the total.
Voice Calculator runs on iPhone. The app is available in English, Japanese, German, French, Spanish, Portuguese and Chinese.
Download on the App StoreA voice calculator for iPhone that shows you what it heard
Most voice math on a phone hides what it heard. Voice Calculator puts every number on a tape you can check and fix, then reads the total out loud.
A talking calculator for blind and low-vision iPhone users
Say the numbers, hear the result. How Voice Calculator works with VoiceOver, what it reads out, and what to set up first.
Scaling a recipe with flour on your hands: a hands-free calculator for the kitchen
Halving, doubling or turning 4 servings into 6 means multiplying every line. How to do it by voice without touching your phone.
How to add up a pile of receipts by reading them out loud
Typing 40 receipt totals into a calculator is where mistakes happen. Reading them out, with each number shown on a tape, is faster and easier to check.
How to calculate sales tax, add it, and back it out of a total
Adding tax is one multiplication. Getting the pre-tax price out of a total is the step people get wrong. Both, with examples, and how to do them by voice.
When digits swap places: a calculator setup for dyscalculia and number mix-ups
For people who swap digits or lose their place in a column, hearing and seeing each number can help. What a voice calculator can and can't do here.
Voice calculator, Siri or an AI chatbot: which to use for everyday math
Siri is fine for one quick sum. AI chat can explain a problem. For a long list of numbers you need to trust, you need to see what was heard.
Adding up figures from a bank statement, invoice or spreadsheet without switching apps
Copying numbers between apps is slow and error-prone. Read them out while you scroll and watch the running total in the Dynamic Island.
Why a voice calculator should show you what it heard
Speech recognition mishears numbers: fifteen and fifty, a missed decimal point. A visible tape is how you catch it before it reaches the total.
A calculator with a tape: review every entry, fix one, export the lot
The paper roll of an adding machine was an audit trail. How Voice Calculator's tape works, how to correct an entry, and how to export to CSV or text.
How do you split a bill with tip?
Add the tip to the total first, then divide by the number of people. Worked examples for even splits and for paying for what you ordered.
How do you count a cash drawer quickly?
Count by denomination, multiply each stack, add the lines, then subtract the starting float. A method that leaves a written trail when the drawer is off.
How do you work out which pack is cheaper?
Divide the price by the amount to get the price per unit, then compare. Worked examples for grams, ounces and count packs, plus the shelf-label traps.
How do you calculate a percent-off price?
Multiply the price by what you still pay: 20% off means times 0.8. Formula, a quick table, and how to stack a discount with sales tax.
Why does my calculator give a different answer for 1 + 2 × 3?
Basic calculators work left to right; scientific ones follow PEMDAS. How to tell which one you're using, and how to check homework answers without traps.
How do you keep a running total while grocery shopping?
Add each item as it goes in the cart, round up, and add tax at the end. A simple method for staying on budget, plus how to do it hands-free.
How do you count inventory quickly without losing track?
Count full cases, multiply by units per case, add the loose items, write each line down. A stock count method that leaves a trail when numbers don't match.
How do you add up measurements in feet and inches?
Convert everything to one unit, turn fractions into decimals, add, then convert back. Worked example for boards and trim, plus a cut-waste allowance.
Can you have a floating calculator on iPhone?
iPhone apps can't float a calculator window over another app. What you can do instead: Control Center, iPad Split View, or a total in the Dynamic Island.