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163+ focused utilities across 15 categories — built to load instantly and work right in your browser.

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categories: 15 categories
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Writing & Communication

Write, translate, summarize and polish text

22 tools

AI Text Summarizer

Writing & Communication Studio

AI Text Summarizer

Turn long text into clear bullet summaries.

AI Translator

Writing & Communication Studio

AI Translator

Translate into 50+ languages with natural tone.

AI Grammar Fixer

Writing & Communication Studio

AI Grammar Fixer

Polish grammar, clarity and style instantly.

AI Email Writer

Writing & Communication Studio

AI Email Writer

Draft professional emails from a few bullet points.

AI Paraphraser

Writing & Communication Studio

AI Paraphraser

Rewrite text in a different tone or length.

Explain Like I'm 5

Writing & Communication Studio

Explain Like I'm 5

Get any concept explained simply.

AI Idea Brainstormer

Writing & Communication Studio

AI Idea Brainstormer

Generate creative ideas on any topic.

AI Blog Generator & Polisher

Writing & Communication Studio

AI Blog Generator & Polisher

Generate or polish a ~1000-word human-sounding blog with styled HTML, score dials and an export pipeline.

AI Marketing Copy Generator

Writing & Communication Studio

AI Marketing Copy Generator

Dozens of A/B-ready variations for Google/Meta ads, emails, social posts, landing pages and product descriptions.

Word & Character Counter

Writing & Communication Studio

Word & Character Counter

Live word, character, sentence and reading time count.

Case Converter

Writing & Communication Studio

Case Converter

UPPER, lower, Title, camelCase, snake_case and more.

Lorem Ipsum

Writing & Communication Studio

Lorem Ipsum

Generate placeholder paragraphs, sentences or words.

Text Diff

Writing & Communication Studio

Text Diff

Compare two blocks of text line by line.

Markdown Preview

Writing & Communication Studio

Markdown Preview

Live preview while you write Markdown.

Find & Replace

Writing & Communication Studio

Find & Replace

Bulk find and replace, with regex support.

Slugify

Writing & Communication Studio

Slugify

Turn any text into a clean URL-friendly slug.

Remove Duplicates

Writing & Communication Studio

Remove Duplicates

Strip repeated lines from any list.

Reverse Text

Writing & Communication Studio

Reverse Text

Reverse characters, words or lines instantly.

Palindrome Checker

Writing & Communication Studio

Palindrome Checker

Check if a word or phrase reads the same backwards.

Text Repeater

Writing & Communication Studio

Text Repeater

Repeat any text N times, with separators.

Text Sorter

Writing & Communication Studio

Text Sorter

Sort, dedupe and shuffle any list of lines.

Morse Code Translator

Writing & Communication Studio

Morse Code Translator

Translate text to Morse code and back.

Math, Units & Quick Decisions

Everyday math, percentages and conversions

8 tools

Unit Converter

Math, Units & Quick Decisions

Unit Converter

Length, weight and temperature in any unit.

Percentage Calculator

Math, Units & Quick Decisions

Percentage Calculator

Find X% of Y, or what % X is of Y.

Fraction Calculator

Math, Units & Quick Decisions

Fraction Calculator

Add, subtract, multiply and divide fractions with step-by-step workings.

Scientific Calculator

Math, Units & Quick Decisions

Scientific Calculator

Trig, logs, powers and roots with keyboard support and a history tape.

Random Number

Math, Units & Quick Decisions

Random Number

Random integers in any range.

Dice Roller

Math, Units & Quick Decisions

Dice Roller

Roll NdM dice for games and decisions.

Coin Flip

Math, Units & Quick Decisions

Coin Flip

Heads or tails with running tally.

GPA Calculator

Math, Units & Quick Decisions

GPA Calculator

Weighted GPA on the standard 4.0 scale.

Money & Personal Finance

Loans, currencies, salaries and savings

11 tools

Mortgage Calculator

Money & Personal Finance

Mortgage Calculator

Monthly PITI with tax, insurance, PMI and HOA — full amortization schedule.

Sales Tax Calculator

Money & Personal Finance

Sales Tax Calculator

Add or extract sales tax with quick US state rate presets.

Tip Calculator

Money & Personal Finance

Tip Calculator

Split bills and calculate tips fairly.

Loan EMI Calculator

Money & Personal Finance

Loan EMI Calculator

Monthly payment, interest and total cost.

Retirement & FIRE Planner

Money & Personal Finance

Retirement & FIRE Planner

Find your retirement number, earliest FIRE age and whether the money lasts.

Compound Interest

Money & Personal Finance

Compound Interest

Project the growth of your savings.

Currency Converter

Money & Personal Finance

Currency Converter

Live FX rates between world currencies.

Savings Goal Planner

Money & Personal Finance

Savings Goal Planner

How much to save monthly to hit a goal.

Discount Calculator

Money & Personal Finance

Discount Calculator

Final price and savings from any % off.

Salary Converter

Money & Personal Finance

Salary Converter

Hourly, weekly, monthly and yearly pay.

Expense Splitter

Money & Personal Finance

Expense Splitter

Track shared bills with friends, split by weights/exact/percent, minimize transfers, AI receipt scan. Save groups when signed in.

Time, Calendars & Focus

Clocks, timers and date math

8 tools

Age Calculator

Time, Calendars & Focus

Age Calculator

Exact years, months and days between dates.

Date Difference

Time, Calendars & Focus

Date Difference

Workdays, weeks and total days between two dates.

Unix Timestamp Converter

Time, Calendars & Focus

Unix Timestamp Converter

Convert between Unix time and human dates.

Timezone Converter

Time, Calendars & Focus

Timezone Converter

Compare a time across multiple timezones.

World Clock

Time, Calendars & Focus

World Clock

Live clocks for cities around the world.

Countdown Timer

Time, Calendars & Focus

Countdown Timer

Track exactly how long until any moment.

Stopwatch

Time, Calendars & Focus

Stopwatch

Precise stopwatch with unlimited laps.

Pomodoro Timer

Time, Calendars & Focus

Pomodoro Timer

25 / 5 / 15 minute focus sprint cycles.

Health, Wellness & Lifestyle

Body metrics, sleep, fitness and nutrition

8 tools

BMI Calculator

Health, Wellness & Lifestyle

BMI Calculator

Body Mass Index with healthy-range guide.

Daily Water Intake

Health, Wellness & Lifestyle

Daily Water Intake

How much water you should drink today.

BMR & Calorie Needs

Health, Wellness & Lifestyle

BMR & Calorie Needs

Estimate your daily energy expenditure.

Macro Calculator

Health, Wellness & Lifestyle

Macro Calculator

Protein, carbs and fats split for your goal.

Pace Calculator

Health, Wellness & Lifestyle

Pace Calculator

Running pace, time and distance — pick any two.

Sleep Cycle Calculator

Health, Wellness & Lifestyle

Sleep Cycle Calculator

Wake between 90-minute cycles to feel refreshed.

AI Meal Planner

Health, Wellness & Lifestyle

AI Meal Planner

Balanced weekly meal plan around your calories and diet.

AI Workout Generator

Health, Wellness & Lifestyle

AI Workout Generator

Custom workout for your goal, level and equipment.

Medical & Pharmacy Reference

Drug lookup, dosing and safety checks

5 tools

Drug Brand Finder

Medical & Pharmacy Reference

Drug Brand Finder

Brand to Drug Lookup

Medical & Pharmacy Reference

Brand to Drug Lookup

Reveal the salt, strength and class behind any medicine brand.

Drug Interaction Checker

Medical & Pharmacy Reference

Drug Interaction Checker

Spot potential interactions between your medications.

Medical Abbreviation Decoder

Medical & Pharmacy Reference

Medical Abbreviation Decoder

Decode prescription shorthand into plain English.

Weight-Based Dosage Calculator

Medical & Pharmacy Reference

Weight-Based Dosage Calculator

mg/kg dosing with per-dose and daily totals.

Developer & Engineer Toolkit

Data, regex, encoding and playgrounds

15 tools

Interactive HTML Viewer & Designer

Developer & Engineer Toolkit

Interactive HTML Viewer & Designer

Live HTML/CSS playground with sandboxed preview and one-click style templates.

JSON Formatter

Developer & Engineer Toolkit

JSON Formatter

Beautify, minify and validate JSON.

Regex Tester

Developer & Engineer Toolkit

Regex Tester

Test JavaScript regex with live highlighting.

Base64 Encode / Decode

Developer & Engineer Toolkit

Base64 Encode / Decode

Convert between text and Base64.

URL Encoder

Developer & Engineer Toolkit

URL Encoder

Encode or decode URL components.

JWT Decoder

Developer & Engineer Toolkit

JWT Decoder

Inspect any JSON Web Token.

SQL Formatter

Developer & Engineer Toolkit

SQL Formatter

Pretty-print SQL queries with proper indentation.

HTML Entities

Developer & Engineer Toolkit

HTML Entities

Escape and unescape HTML safely.

Number Base Converter

Developer & Engineer Toolkit

Number Base Converter

Binary, octal, decimal and hexadecimal.

Cron Explainer

Developer & Engineer Toolkit

Cron Explainer

Translate any cron expression into English.

Meta Tag Generator

Developer & Engineer Toolkit

Meta Tag Generator

SEO, Open Graph and Twitter tags in one click.

HTTP Status Codes

Developer & Engineer Toolkit

HTTP Status Codes

Searchable reference for every status code.

robots.txt Generator

Developer & Engineer Toolkit

robots.txt Generator

Tell crawlers exactly what to index.

User-Agent Parser

Developer & Engineer Toolkit

User-Agent Parser

Detect browser, OS and device from any UA.

CSV to JSON

Developer & Engineer Toolkit

CSV to JSON

Convert CSV data into clean JSON arrays.

Design & Creative Assets

Color, image and QR generation

19 tools

Color Converter

Design & Creative Assets

Color Converter

HEX ↔ RGB ↔ HSL with live preview.

QR Code Generator

Design & Creative Assets

QR Code Generator

Turn any link or text into a QR code.

CSS Gradient Generator

Design & Creative Assets

CSS Gradient Generator

Design gradients with copy-ready CSS.

Image to Base64

Design & Creative Assets

Image to Base64

Convert any image to a copy-ready data URL.

Image Resizer

Design & Creative Assets

Image Resizer

Resize images privately in your browser.

Image Compressor

Design & Creative Assets

Image Compressor

Shrink JPEGs without uploading anywhere.

Image Converter

Design & Creative Assets

Image Converter

Convert between JPG, PNG, WebP and AVIF in batches.

PNG to JPG

Design & Creative Assets

PNG to JPG

Convert PNG images to small JPG files, with background control.

JPG to PNG

Design & Creative Assets

JPG to PNG

Convert JPG photos to lossless PNG for safe editing.

WebP to JPG

Design & Creative Assets

WebP to JPG

Turn WebP downloads into JPGs any app can open.

JPG to WebP

Design & Creative Assets

JPG to WebP

Shrink photos 30–50% for faster websites by converting to WebP.

WebP to PNG

Design & Creative Assets

WebP to PNG

Convert WebP downloads to lossless PNG with transparency kept.

AVIF to JPG

Design & Creative Assets

AVIF to JPG

Convert AVIF images to JPG so older apps and editors can open them.

HEIC to JPG

Design & Creative Assets

HEIC to JPG

Convert iPhone HEIC photos to JPG on-device — batch up to 20.

Background Remover

Design & Creative Assets

Background Remover

Erase photo backgrounds on-device and download a transparent PNG.

Image to Text (OCR)

Design & Creative Assets

Image to Text (OCR)

Extract editable text from photos, screenshots and scans in 14 languages.

JPG to Text

Design & Creative Assets

JPG to Text

Read the words out of a JPG photo or scan and copy them as text.

Screenshot to Text

Design & Creative Assets

Screenshot to Text

Copy text out of a screenshot — error messages, chats, slides and receipts.

Add Text to Image

Design & Creative Assets

Add Text to Image

Overlay custom text on any image — fonts, stroke, drag to position, download.

Security, Identity & Privacy

Passwords, hashes and identities

5 tools

Hash Generator

Security, Identity & Privacy

Hash Generator

SHA-1, SHA-256, SHA-384 and SHA-512.

UUID Generator

Security, Identity & Privacy

UUID Generator

Generate v4 UUIDs in bulk.

Password Generator

Security, Identity & Privacy

Password Generator

Strong, customizable passwords on demand.

Username Generator

Security, Identity & Privacy

Username Generator

Catchy unique usernames in any style.

File Drop — Send & Receive Files

Security, Identity & Privacy

File Drop — Send & Receive Files

Share files by link, QR or 6-digit code with auto-expiry.

Career & Job-Search Studio

Resume polishing and job tools

6 tools

Roast My Resume

Career & Job-Search Studio

Roast My Resume

Get a witty AI roast, ATS-style score, and before/after rewrites of your resume.

AI Cover Letter Generator

Career & Job-Search Studio

AI Cover Letter Generator

Paste your resume and a job description — get a tailored, human-sounding cover letter for that specific role.

ATS Keyword Matcher

Career & Job-Search Studio

ATS Keyword Matcher

Compare your resume to a job description and see exactly which keywords, skills and requirements you're missing.

Resume Bullet Rewriter

Career & Job-Search Studio

Resume Bullet Rewriter

Turn flat, task-based bullets into quantified, achievement-driven bullets recruiters actually read.

AI Interview Question Generator

Career & Job-Search Studio

AI Interview Question Generator

Realistic behavioral, technical and role-specific interview questions with STAR answer scaffolds.

LinkedIn Profile Optimizer

Career & Job-Search Studio

LinkedIn Profile Optimizer

Rewrite your headline, About section and experience bullets to attract recruiters and rank in search.

Mind & Inspiration

Quotes, wisdom and daily inspiration

1 tool

Wisdom Vault

Mind & Inspiration

Wisdom Vault

Rare quotes, book excerpts and timeless wisdom — filter, share, and customize.

Education & Learning Lab

Visual tools for students — math, science, history & more

7 tools

$AI Math Step-by-Step Tutor thumbnail$

AI Math Step-by-Step Tutor

Education & Learning Lab

AI Math Step-by-Step Tutor

Solve algebra, calculus and arithmetic with verified steps, hint mode and practice problems.

Interactive Periodic Table

Education & Learning Lab

Interactive Periodic Table

Click any element to see properties, electron configuration, uses and a Bohr-model diagram.

Solar System Explorer

Education & Learning Lab

Solar System Explorer

Tour the planets with scaled orbits, day/year facts and atmosphere details.

Home Science Experiments

Education & Learning Lab

Home Science Experiments

25+ safe, supervised experiments with materials, steps and the science behind each.

World History Timeline

Education & Learning Lab

World History Timeline

Major events across every era — filter by region and see why each one mattered.

General Knowledge Quiz

Education & Learning Lab

General Knowledge Quiz

10-question quizzes across Science, History, Geography, Sports and Arts.

Learn English

Education & Learning Lab

Learn English

Vocabulary flashcards, grammar drills and an AI writing coach (BYOK).

Business & Freelance

Invoices, quotes and receipts without a subscription

3 tools

Invoice Generator

Business & Freelance

Invoice Generator

Create branded PDF invoices with tax, discounts and multi-currency.

Estimate & Quote Generator

Business & Freelance

Estimate & Quote Generator

Send itemised client quotes with a validity date and deposit.

Receipt Maker

Business & Freelance

Receipt Maker

Issue numbered proof-of-payment receipts as printable PDFs.

PDF & Documents

Merge, split, convert and inspect PDFs in your browser

38 tools

Merge PDF

PDF & Documents

Merge PDF

Combine PDFs into one file — reorder and pick page ranges.

Split PDF

PDF & Documents

Split PDF

Split by ranges, every N pages, or one file per page.

Delete or Extract PDF Pages

PDF & Documents

Delete or Extract PDF Pages

Tick pages on a thumbnail grid, then remove or extract them.

Rotate & Reorder PDF Pages

PDF & Documents

Rotate & Reorder PDF Pages

Straighten sideways scans and reshuffle pages visually.

Images to PDF

PDF & Documents

Images to PDF

Convert JPG, PNG and WebP photos into a single PDF.

PDF to Images

PDF & Documents

PDF to Images

Export PDF pages as PNG or JPG at any DPI, zipped.

PDF to Word

PDF & Documents

PDF to Word

Convert a PDF into an editable .docx — headings, lists and paragraphs rebuilt.

Word to PDF

PDF & Documents

Word to PDF

Convert .docx documents or pasted text into a clean, shareable PDF.

PDF to DOCX

PDF & Documents

PDF to DOCX

Convert PDF to an editable DOCX for Word, LibreOffice or Google Docs.

Extract Text from PDF

PDF & Documents

Extract Text from PDF

Pull copyable text out of any PDF, keeping line breaks and page ranges.

DOCX to PDF

PDF & Documents

DOCX to PDF

Turn DOCX documents into shareable PDFs without uploading anything.

PDF to Text

PDF & Documents

PDF to Text

Extract copyable text with layout kept, export TXT or MD.

PDF Info & Page Inspector

PDF & Documents

PDF Info & Page Inspector

Page sizes, fonts, rotation, encryption and text coverage.

PDF Metadata Editor

PDF & Documents

PDF Metadata Editor

Edit or completely strip PDF title, author and keywords.

PDF Page Counter

PDF & Documents

PDF Page Counter

Batch page counts, sizes, print cost estimates and CSV.

Add Watermark to PDF

PDF & Documents

Add Watermark to PDF

Stamp DRAFT or CONFIDENTIAL across any pages you choose.

Add Page Numbers to PDF

PDF & Documents

Add Page Numbers to PDF

Number pages, including legal-style Bates numbering.

Add Header & Footer to PDF

PDF & Documents

Add Header & Footer to PDF

Titles, dates and page tokens along the top and bottom.

Sign PDF

PDF & Documents

Sign PDF

Draw, type or upload a signature and place it on the page.

Stamp Image on PDF

PDF & Documents

Stamp Image on PDF

Overlay a logo, seal or Approved stamp on any page.

Crop & Resize PDF Pages

PDF & Documents

Crop & Resize PDF Pages

Trim margins in millimetres or rescale pages to A4.

Compress PDF

PDF & Documents

Compress PDF

Shrink PDF size with screen, ebook or print presets.

Flatten PDF

PDF & Documents

Flatten PDF

Lock filled forms, comments and annotations into the page.

Protect PDF with Password

PDF & Documents

Protect PDF with Password

Encrypt a PDF and set printing and copying permissions.

Unlock PDF

PDF & Documents

Unlock PDF

Remove a known password or owner restrictions.

Repair PDF

PDF & Documents

Repair PDF

Diagnose a damaged PDF and rebuild readable pages.

Redact PDF

PDF & Documents

Redact PDF

Black out confidential text permanently, burned into the page.

PDF OCR

PDF & Documents

PDF OCR

Read text out of scanned PDFs in 12 languages, on your device.

PDF Table Extractor

PDF & Documents

PDF Table Extractor

Pull tables out of a PDF and export them as CSV or JSON.

Compare Two PDFs

PDF & Documents

Compare Two PDFs

See exactly what text was added, removed or changed between versions.

Search Inside PDFs

PDF & Documents

Search Inside PDFs

Search a phrase across many PDFs with page numbers and context.

PDF to Markdown

PDF & Documents

PDF to Markdown

Convert a PDF into clean Markdown with headings and lists.

Extract Images from PDF

PDF & Documents

Extract Images from PDF

Rip embedded photos and logos out at original resolution.

N-up & Booklet PDF

PDF & Documents

N-up & Booklet PDF

Fit 2, 4, 6 or 9 pages per sheet, or impose a fold-and-staple booklet.

AI PDF Summarizer

PDF & Documents

AI PDF Summarizer

Summarise, question and risk-check any PDF using your own AI key.

JPG to PDF

PDF & Documents

JPG to PDF

Combine JPG photos into a single PDF with page size and margin control.

PNG to PDF

PDF & Documents

PNG to PDF

Turn PNG screenshots and graphics into a clean, printable PDF.

Excel to PDF

PDF & Documents

Excel to PDF

Convert XLSX, XLS, ODS or CSV sheets into a printable PDF table.

Media Studio

Compress video and grab thumbnails in your browser

7 tools

Image & Video to Text Extractor

Media Studio

Image & Video to Text Extractor

Pull text, tables and fields from many images and videos — export to Excel, Word or PDF.

Knowledge Agents

Media Studio

Knowledge Agents

Chat with AI agents that answer only from your own documents, links and extracted media.

Video Compressor

Media Studio

Video Compressor

Shrink an MP4, MOV or WebM to a target size — 100% on-device, no upload.

YouTube Thumbnail Downloader

Media Studio

YouTube Thumbnail Downloader

Paste a YouTube link and download the cover image in every stored size.

Video to GIF

Media Studio

Video to GIF

Turn a few seconds of video into a looping GIF, right in your browser.

Video Trimmer

Media Studio

Video Trimmer

Cut a video to the seconds you want — no upload and no watermark.

Audio Converter

Media Studio

Audio Converter

Convert audio or a video soundtrack to MP3 or WAV on your device.