Text Analysis Comparison
Compare vocabulary and frequency changes between two texts.
TEXT ANALYSIS TOOLKIT
Free text analysis tools
Inspect word frequency, document vocabulary, and text differences with transparent calculations. Tools process pasted text without server storage and expose the numbers behind each result.
AVAILABLE NOW
Choose the table that matches the task
01 · LIVE
Open tool →Word Frequency Counter
Count every word in pasted text or a URL. Search and sort the full vocabulary, edit stop words, and export CSV or JSON.
02 · LIVE
Open tool →Keyword Density Checker
Measure words, bigrams, and trigrams, track exact phrases, and compare density changes between result A and B.
LEARN THE METHODS
Formulas, examples, and limitations
GUIDE
How to Calculate Word Frequency
Counts, percentages, per-1,000 rates, tokenization, and a worked example.
GUIDEKeyword Density Formula
Exact phrase calculations, comparison rules, and why density is not a ranking score.
NLP GUIDEBag of Words Model
How frequency tables become document vectors and machine-learning features.
PRODUCT ROADMAP
More focused analyzers are in development
Each page will be published only when the underlying calculation and interface are ready to use.
N-gram Analyzer
Explore recurring phrases from unigrams through longer n-grams.
Bag of Words Generator
Create a shared vocabulary and document-term vectors.
TF-IDF Calculator
Compare raw term frequency with corpus-aware TF-IDF weights.
Text Similarity Calculator
Measure cosine similarity with BoW or TF-IDF vectors.