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Last updated: Feb 27, 2026

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    Utility70
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Offline indicates a tool works without a network connection (cached by the Service Worker).

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Mortgage Tools Hub

Compare ARM vs Fixed, PMI drop, points break-even, affordability, and more — all in one place.

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|Export JSON|Export CSV|Export PDF|Copied|Copied|Copied|Copied|Shortcuts: Alt+C (CSV), Alt+J (JSON), Alt+P (PDF)

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Popular Categories

  • Finance: Financial calculators and converters
  • Health: Health and fitness calculators
  • Files: PDF, image, and file tools
  • Category Text: Text processing and conversion tools

And many more...

  • .properties / .env ⇄ JSON Converter

    Convert between .properties (.env) and JSON locally in your browser.

    UtilityText
  • AI Text Summarizer

    Summarize long text into concise paragraphs or bullet points using AI.

    TextUtility
  • Offline

    Color Picker & Converter

    Pick colors and convert between HEX, RGB, HSL formats with palette generation.

    UtilityText
  • Cron Expression Translator

    Explain standard 5-field cron expressions in plain English.

    UtilityText
  • CSS Minifier

    Minify CSS by removing comments and unnecessary whitespace.

    UtilityText
  • CSV to JSON Converter

    Convert CSV data into JSON arrays locally.

    UtilityText
  • Essay Word Counter

    Advanced text analysis: readability, vocab, citations.

    UtilityText
  • Offline

    Hash Generator & Verifier

    Generate and verify MD5, SHA-1, SHA-256, SHA-512 hashes for text and files.

    UtilityText
  • HTML Encoder / Decoder

    Encode or decode HTML entities safely.

    UtilityText
  • HTML Minifier

    Minify HTML by removing comments and collapsing whitespace.

    UtilityText
  • INI ⇄ JSON Converter

    Convert between INI and JSON locally in your browser.

    UtilityText
  • JSON Formatter & Validator

    Format, validate, and analyze JSON with stats, search, and path finder.

    UtilityText
  • JSON to CSV Converter

    Convert JSON arrays of objects into CSV with a header row.

    UtilityText
  • JWT Decoder

    Decode JSON Web Tokens locally to view header and payload.

    UtilityText
  • Lorem Ipsum Generator

    Generate placeholder text by paragraphs or sentences.

    UtilityText
  • Love Letter Generator

    AI-style romantic letter templates you can personalize.

    RomanceText
  • Markdown to HTML Converter

    Convert Markdown to HTML with live preview and syntax guide.

    TextConversion
  • Offline

    Password Generator

    Create strong, random passwords with custom length and symbols.

    UtilityText
  • Offline

    QR Code Generator

    Generate QR codes for text, URLs, WiFi, and vCard contact information.

    UtilityText
  • Reading Time Estimator

    Estimate reading time for articles and books.

    UtilityText
  • Regex Tester

    Test JavaScript regular expressions against sample text.

    UtilityText
  • Research Citation Generator

    Generate APA, MLA, and Chicago style citations.

    UtilityText
  • Romantic Quote Generator

    Daily romantic quotes and sweet messages.

    RomanceText
  • Offline

    Text Case Converter

    Convert text to upper, lower, title and sentence case.

    TextUtility
  • Text Diff (Compare)

    Compare two texts by lines, words, or characters and copy/download results.

    UtilityText
  • TOML ⇄ JSON Converter

    Convert between TOML and JSON locally in your browser.

    UtilityText
  • URL Parser

    Parse URLs into protocol, host, path, query, and hash.

    UtilityText
  • Vocabulary Builder

    Daily word challenges with spaced repetition.

    UtilityText
  • Offline

    Word Counter

    Advanced text analysis with readability score, word frequency, and detailed stats.

    Text
  • XML ⇄ JSON Converter

    Convert between XML and JSON locally in your browser.

    UtilityText
  • YAML ⇄ JSON Converter

    Convert between YAML and JSON locally in your browser.

    UtilityText