What is the Letter Counter tool?

Count letter/character frequencies in text. This free online tool is available at NumbersChecker with no login required.

Is the Letter Counter tool free?

Yes, the Letter Counter tool is completely free to use at NumbersChecker. No account or installation is needed — results are instant.

How do I use the Letter Counter tool?

Enter your input into the form at https://numberschecker.com/tool/letter-count, click Run, and the result appears instantly. Click any result value to copy it to your clipboard.

Is there an API for the Letter Counter tool?

Yes. Send a POST request to https://numberschecker.com/api/letter-count with your input as a JSON body. The API is free and requires no authentication.

Text frequencycountanalysis

Letter Counter

Count letter/character frequencies in text.

About the Letter Counter Tool

Count letter/character frequencies in text. This free online tool runs entirely in your browser — no login, no installation, and no data is stored.

This tool is part of the Text category on NumbersChecker. Browse all Text tools or explore all 139 tools.

Related: frequency · count · analysis

API usage

POST /api/letter-count
Content-Type: application/json

{
  "text": "your input here"
}