Smart helpers powered by on-device intelligence.
Assistive tools that analyse, summarise and recommend. We are explicit about what is rule-based and what is AI-powered.
Popular AI tools
Text Summarizer
Condense long text into a short extractive summary by ranking sentences by keyword frequency.
Keyword Extractor
Pull the top ranked keywords and key phrases from any content by frequency.
Readability Checker
Measure how easy your text is to read with Flesch Reading Ease and Flesch-Kincaid grade level.
Text to Speech
Read any text aloud using your browser's built-in speech voices, with rate and pitch controls.
Hashtag Generator
Turn any caption or topic into a clean, deduped set of hashtags.
Sentiment Analyzer
Detect positive, neutral, or negative tone using a built-in sentiment word lexicon.
Newest
Text Summarizer
Condense long text into a short extractive summary by ranking sentences by keyword frequency.
Readability Checker
Measure how easy your text is to read with Flesch Reading Ease and Flesch-Kincaid grade level.
Sentiment Analyzer
Detect positive, neutral, or negative tone using a built-in sentiment word lexicon.
Keyword Extractor
Pull the top ranked keywords and key phrases from any content by frequency.
Learn about AI
How Text Summarizers Work: Extractive Summaries Explained
How an extractive summarizer scores sentences by word frequency, when that beats an AI rewrite, and how to get a better summary from it.
How Readability Scores Work and Which One to Report
How readability formulas turn sentence and word length into a score, how to improve yours, and which metric to quote to whom.
How Sentiment Analysis Works (and Where It Fails)
How word-list sentiment scoring works, where it gives a useful first read, and the cases, such as sarcasm, where it gets things wrong.
How Keyword Extraction Works and What to Do With the Results
How frequency-based keyword extraction finds the words and two-word phrases a text relies on, and practical ways to use the list for SEO and tagging.
How Browser Text to Speech Works and How to Use It Well
How your browser turns text into speech, where the voices come from, and how to get clearer, more natural results.
How to Choose Hashtags: Reach vs Relevance
How to turn a caption into useful hashtags, how many to use, and the trade-off between reach and relevance.
Flesch Reading Ease Score Explained: What Is a Good Score?
What the Flesch Reading Ease score measures, the number you should aim for, and practical ways to make writing easier to read.
How to Find Keywords in Any Text (Free Method)
Learn how to find keywords in text without expensive SEO tools. Extract 1-word terms, 2-word phrases, and density percentages in seconds.
AI FAQ
Yes — every tool is free with no account required.
Most tools run entirely in your browser, so once the page loads they keep working without sending your data anywhere.