Autocorrect Disaster Calculator

Any time the keyboard replaces what you meant with something you did not — wrong word, wrong name, or a swapped ending you only spot after sending.

Somewhere between two and eight errors per thousand words is typical, depending on your keyboard, your accent and how fast you type.

Most slips are harmless typos. Roughly one in ten lands somewhere awkward — a boss, a group chat, or an unfortunate word choice.

It can. If dictation is how you write, count those misheard words in your mistake rate too.

Adding names to your dictionary, proofreading before sending, and turning off aggressive auto-replacement all bring the rate down.

No. It assumes your typing volume stays roughly constant, so treat it as a playful estimate.