Free Online Tools

Simple, fast tools that run entirely in your browser — no sign-up, no install, nothing uploaded. Each one pairs with one of our iOS apps for when you need it on the go.

Word Counter

Count words & characters instantly

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Online Mic Test

Test your microphone in the browser

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Online Decibel Meter

Measure sound level (dB) in your browser

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Dollar Bill Serial Number Checker

Find rare 'fancy' serial numbers instantly

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