Analysis
11 tools in this category.
Regex Tester
Test regular expressions live against any text. Matches are highlighted instantly. Supports all standard JavaScript regex flags.
Use toolJSON Formatter & Validator
Format, minify, and validate JSON instantly. Detects syntax errors with precise messages. Works fully offline.
Use toolIP Address Info
Analyze any IPv4 or IPv6 address instantly. Shows binary representation, decimal, class, and whether it is private, loopback,…
Use toolLetter Frequency Counter — Character Distribution Analysis
Count how often each character appears in your text. Sortable table with counts, percentages and visual bars. Case-sensitive…
Use toolText Difficulty Score (Flesch Reading Ease)
Calculate the Flesch Reading Ease score and grade level of your text. Find out if your writing is…
Use toolSentence Counter
Count sentences and analyze average sentence length. Identify the longest and shortest sentences in your writing.
Use toolReading Time Estimator
Estimate how long it takes to read your text. Adjustable reading speed for slow, average and fast readers.
Use toolWord Counter — Count Words, Characters & Reading Time
Count words, characters, sentences and paragraphs live as you type, with an estimated reading time. Free, instant and…
Use toolCharacter Counter
Count characters precisely, including emojis, spaces and line breaks. Track limits for Twitter, SMS, meta descriptions and more.
Use toolKeyword Density Analyzer
Analyze keyword frequency and density in your text. Identify top words, 2-grams and 3-grams for SEO content.
Use toolRead-o-Meter
Free Read-o-Meter online calculator. Instantly measure reading time, word count, and text difficulty for blogs, articles, essays, and…
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