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Calculator Tools

Tech & Media · 9 calculators

Content & Writing Calculators

Count words, characters, sentences and paragraphs, estimate reading and speaking time, typing speed and keyword density.

Key content & writing formulas

Word CounterWords split on whitespace; reading ≈ 238 wpm; speaking ≈ 150 wpm
Character CounterWords split on whitespace; reading ≈ 238 wpm; speaking ≈ 150 wpm
Sentence CounterWords split on whitespace; reading ≈ 238 wpm; speaking ≈ 150 wpm
Paragraph CounterWords split on whitespace; reading ≈ 238 wpm; speaking ≈ 150 wpm
Reading TimeTime = words ÷ reading speed (≈ 238 wpm for adults)
Speaking TimeTime = words ÷ words per minute
Words Per MinuteWPM = (characters ÷ 5) ÷ minutes
Keyword DensityDensity = (occurrences × words in phrase) ÷ total words × 100
Average Word LengthWords split on whitespace; reading ≈ 238 wpm; speaking ≈ 150 wpm