Letter Frequency Analyzer
Inspect A–Z letter counts and relative letter frequency in your provided text.
Play Letter Frequency Analyzer
Enter or paste text; letters are counted without uploading input.
How to play Letter Frequency Analyzer
Enter or paste text; letters are counted without uploading input.
How results are calculated
Per-letter counts and total alphabetic characters.
Accuracy, limitations and fair comparisons
Browser scheduling, device and input differences influence results; recreational only. The challenge runs in your current browser session; compare repeated attempts on the same device for a more useful personal reference.
Questions and answers
Is Letter Frequency Analyzer free?
Yes. This activity is free and does not require registration.
Does this test upload my input or score?
No. Gameplay and optional history storage run in your browser on this device; exporting a result requires your own action.
What is the measured result?
Per-letter counts and total alphabetic characters.
Can the result be treated as a medical or hardware diagnosis?
No. Browser scheduling, device and input differences influence results; recreational only.
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