Compress PDFs, resize images, trim videos, format JSON —Right in your browser.
216 fast, free, privacy-first tools for PDFs, images, video, text, code and everyday math. Your files never leave your device — and you can prove it: open your browser's Network tab and watch nothing upload.
…or drop a file anywhere and we'll show what you can do with it.
New & trending
just addedAI Content Detector
Free AI content detector. The quick check runs in your browser; an optional deep analysis sends your text to our server for a more accurate score. No sign-up.
AI Image Detector
Check whether an image was AI-generated by inspecting its metadata and Content Credentials (C2PA) — free, private, in-browser. No upload.
Image Metadata Viewer (EXIF)
View and check an image's hidden EXIF metadata online — camera, date, settings and GPS location. A free EXIF viewer and metadata checker in your browser. No upload.
Image Metadata Remover
Remove EXIF and all hidden metadata (including GPS location) from an image for privacy. Free, in-browser, no upload — download a clean copy.
HEIC to JPG
Convert iPhone HEIC/HEIF photos to JPG for free, right in your browser. No upload, no app — decode and download instantly.
Add Watermark to PDF
Add a text watermark to every page of a PDF for free, in your browser — adjustable opacity, size and angle. No uploads.
SIP Calculator
Calculate the future value of a monthly SIP (Systematic Investment Plan) for free — see invested amount, estimated returns and total value.
cURL Converter
Convert a cURL command to JavaScript fetch and Python requests code for free, in your browser. Paste curl, copy the code — safe for commands with tokens.
MP4 to MP3
Extract the audio from a video and download it as an MP3 — free and in your browser. No upload; runs via ffmpeg.wasm.
Video to GIF
Convert a video clip into an animated GIF — free, in your browser. Set fps, size and duration. No upload; runs via ffmpeg.wasm.
Passport Photo Maker
Crop a photo to passport or visa size (US 2×2, UK, EU, Canada) for free, in your browser — plus a 6×4 print sheet. No upload, no watermark.
Compress Video
Compress MP4 and other videos to a smaller file size for free, right in your browser. Quality presets and optional 720p downscale — no upload, no watermark.
Delete PDF Pages
Remove pages from a PDF for free, right in your browser. Tap the pages to delete and download the rest — no upload, no sign-up.
Screen Recorder
Record your screen online for free, right in your browser — with optional microphone narration. Download as WebM. No upload, no watermark, no sign-up.
Fill & Sign PDF
Fill and sign a PDF online for free — type into form fields, draw or upload your signature, place both anywhere, and download. No upload, no sign-up.
Screenshot Beautifier
Make screenshots look polished — add padding, a clean background, rounded corners and a soft shadow. Free, in your browser, no watermark, no upload.
Code to Image
Turn a code snippet into a clean, shareable image for free. Themes, backgrounds and a window frame — rendered in your browser, no upload, no sign-up.
Invoice Generator
Create and download a professional invoice PDF for free. Add line items, tax/GST and your currency (incl. ₹) — built in your browser, no upload, no sign-up.
Protect PDF (Add Password)
Password-protect a PDF with strong AES-256 encryption, free and in your browser. Nothing is uploaded — your PDF and password never leave your device.
Unlock PDF (Remove Password)
Remove a known password from a PDF, free and in your browser. Enter the password and download an unlocked copy — nothing is uploaded.
Paraphrasing Tool
Paraphrase any text online for free. Rewrite sentences with synonyms and restructured phrasing — runs in your browser, no upload, no sign-up.
Text Summarizer
Summarize any text into key points for free. Extract sentences by importance — runs in your browser, no upload, no length limit.
AI Prompt Generator
Generate structured, effective prompts for ChatGPT, Claude, Gemini and other AI tools. Fill in the blanks — free, in-browser, no upload.
SERP Preview Tool
Preview how your page appears in Google search results. Test title tags, meta descriptions and URLs — see exactly what users see. Free, in-browser.
Crypto Profit Calculator
Calculate your crypto profit, ROI and total value from buy and sell prices. Free, instant crypto investment calculator — runs in your browser, no sign-up.
Satoshi to BTC Converter
Convert between Bitcoin (BTC) and satoshis instantly. Also converts to USD, EUR and other fiat with the current price. Free, in-browser, no sign-up.
QR Code Reader
Read and decode QR codes from any image or screenshot — free, in-browser, private. Upload a QR code image and see the content instantly.
Ethereum Unit Converter (ETH / Gwei / Wei)
Convert between ETH, Gwei and Wei instantly with exact BigInt precision. Essential for Ethereum developers, gas calculations and smart contract work. Free, in-browser.
Mortgage Calculator
Calculate your monthly mortgage payment, total interest and amortisation schedule for any loan amount, rate and term. Free, instant, in-browser.
Password Strength Checker
Check how strong your password is with real-time scoring, entropy estimation and actionable improvement tips. Free, in-browser — your password never leaves your device.
Time Zone Converter
Convert times between time zones instantly. See what time it is in New York, London, Tokyo, Sydney and 30+ cities worldwide. Free, in-browser, no sign-up.
Character Counter
Count characters, words, sentences and paragraphs with and without spaces. Real-time character counter for Twitter, SEO meta descriptions, titles and essays — runs in your browser, private and free.
Sentiment Analyzer
Analyze the emotional tone of any text with scores for positive, negative and neutral sentiment. Free AI text analysis — runs in your browser, nothing is uploaded.
Readability & Reading Level Checker
Check the reading level and readability score of any text — a free Flesch-Kincaid calculator plus Gunning Fog, SMOG and Coleman-Liau. In your browser, no upload.
Keyword Extractor — Find Keywords in Text
Find the most important keywords and key phrases in any text, ranked with frequency and relevance scores. Free keyword finder — runs in your browser, no upload.
Hashtag Generator
Generate relevant hashtags from any text for Instagram, TikTok, Twitter and LinkedIn. Free AI hashtag tool — runs in your browser, no upload, no sign-up.
AI Image Prompt Builder
Build detailed, effective prompts for Midjourney, DALL-E, Stable Diffusion and Leonardo AI. Structured fields for subject, style, lighting and mood — free, in-browser, no sign-up.
Headline Analyzer & SEO Title Checker
Check your SEO title or headline: score its length, word balance, emotional impact and readability. Free title checker — runs in your browser, no upload.
Body Fat Calculator (Navy Method)
Calculate your body fat percentage using the US Navy method from simple measurements. Free, private, in-browser.
Ovulation & Due Date Calculator
Calculate your fertile window, ovulation date and estimated due date. Free, private, in-browser.
Period Calculator
Predict your next periods and fertile windows on a calendar. Free, private period tracker that runs in your browser.
Pregnancy Week Calculator
Find out how many weeks pregnant you are, your trimester and days to your due date. Free, private, in-browser.
Conception Date Calculator
Estimate when you conceived from your due date or last period. Free, private conception date estimator in your browser.
Pregnancy Weight Gain Calculator
See your recommended pregnancy weight gain range by week based on pre-pregnancy BMI (IOM guidelines). Free, private, in-browser.
Ideal Weight Calculator
Find your ideal body weight for your height using the Devine, Robinson, Miller and Hamwi formulas plus a healthy BMI range. Free, in-browser.
Child Height Predictor
Predict your child's adult height from the parents' heights using the mid-parental method. Free, private, in-browser.
Chinese Gender Predictor
See what the traditional Chinese gender chart predicts from your lunar age and conception month. For fun — runs in your browser.
Menstrual Cycle Calculator
See what day of your cycle you're on today, your current phase and days to your next period. Free, private, in-browser.
Pomodoro Timer (Focus Timer)
A free Pomodoro timer for focused work: 25-minute focus with 5-minute breaks. Customizable durations. Runs in your browser.
Sleep Calculator (Bedtime Optimizer)
Find the best time to go to bed based on when you need to wake. Optimized for 90-minute sleep cycles. Free, private, in-browser.
PDF to Word Converter
Convert PDF to editable Word document (.docx) for free, right in your browser. Extract text and preserve layout — no upload, no sign-up.
HTML Preview / Sandbox
Write HTML, CSS and JavaScript and see a live preview as you type. Free, instant, in-browser HTML sandbox — no upload, no sign-up.
Dog Age Calculator (Dog Years)
Convert your dog's age to human years using the latest veterinary formula. Free, instant, in-browser — works for all breeds and sizes.
Cat Age Calculator (Cat Years)
Convert your cat's age to human years. Free, instant, in-browser — works for kittens and senior cats.
Bra Size Calculator
Calculate your bra size from underbust and bust measurements. Find band size, cup size and sister sizes. Free, private, in-browser.
PNG to JPG
Convert PNG images to JPG for free, instantly, in your browser. No upload — smaller files that open anywhere.
Pregnancy Due Date Calculator
Calculate your estimated due date from your last period or conception date, plus gestational age and trimester dates. Free, instant, in-browser.
Daily Water Intake Calculator
Calculate how much water you should drink per day from your weight, activity level and climate. Liters, ounces and glasses. Free, instant, in-browser.
PayPal Fee Calculator
Calculate PayPal fees on any payment — see the fee, what you'll receive, or how much to request to net a target amount. Free, instant, in-browser.
Typing Speed Test
Free 60-second typing speed test. Measure your WPM, accuracy and errors with live per-character feedback — instant, in-browser, nothing is uploaded.
Random Name Picker
Pick one or more random winners from a list of names. A fair, crypto-secure name selector for giveaways, raffles and classrooms — free, instant, in-browser.
SQL Formatter
Format and beautify SQL queries with uppercase keywords and clean indentation, or minify to one line. Free, instant, in-browser SQL formatter — no upload.
XML Formatter & Validator
Validate XML and pretty-print it with 2-space indentation, or minify it to one line. Free, instant, in-browser XML formatter — no upload, no sign-up.
Color Contrast Checker
Check WCAG color contrast between text and background — exact ratio plus AA/AAA pass/fail for normal and large text. Free, instant, in-browser checker.
CSV to Excel Converter
Convert CSV files or pasted CSV text to Excel (.xlsx) for free, right in your browser. Handles quoted fields and embedded commas — no upload, no sign-up.
PNG to PDF
Convert PNG images to PDF for free, right in your browser. Combine one or many PNGs into a single PDF — no upload, no watermark.
PDF to JPG
Convert PDF pages to JPG images for free, right in your browser. Pick the quality, render every page and download each JPG — no upload.
HTML to PDF Converter
Convert HTML to a crisp vector PDF in your browser — real selectable text, not a blurry screenshot. Free, private, no upload, no sign-up.
XML to JSON Converter
Convert XML to JSON and JSON back to XML instantly, with attributes, arrays and clear errors. Free, private, in-browser converter.
Color Palette Generator
Generate complementary, analogous, triadic and monochromatic palettes from any base colour. Free, instant, in-browser — click any swatch to copy.
Scientific Calculator
Free scientific calculator online with trig, logarithms, powers, roots, factorials and a DEG/RAD toggle. Instant results, right in your browser.
Fraction Calculator
Add, subtract, multiply and divide fractions and mixed numbers. See the simplified result, mixed number and decimal with worked steps. Free and instant.
IP Subnet Calculator
Free IP subnet calculator: enter an IPv4 address and CIDR prefix to get the network, broadcast, usable host range, masks and IP class. Instant, in-browser.
Countdown Timer
A free online countdown timer with hours, minutes and seconds, quick presets and an alarm at zero. Pause, resume and reset — runs in your browser, no sign-up.
SMS Character Counter & Splitter
Count SMS characters, detect GSM-7 vs UCS-2 encoding and see how many segments your text message uses. Splits long messages into parts — free, in-browser.
PDF Editor — Fill, Annotate & OCR
Edit a PDF online free — add text, whiteout, highlights, pen drawings, checkmarks and images, then run OCR to make scans searchable. 100% private, no upload.
Word to PDF Converter
Convert Word (.docx) documents to crisp vector PDF in your browser — real selectable text, not a screenshot. Free, private, no upload, no sign-up.
Markdown to PDF Converter
Convert Markdown to a clean, print-ready PDF in your browser — tables, code, task lists and images, in GitHub, serif or clean themes. Free, no upload.
Word Editor — Edit DOCX Online
Open, edit and format Word documents right in your browser — headings, lists, tables and links — then export a real .docx or PDF. Free, private, no upload.
ATS Resume Checker
Check your resume against ATS rules free — parse rate, sections, contact info, action verbs and keyword match vs a job description. No upload, fully private.
Text Behind Image
Put text behind the subject of a photo — the viral depth effect — free in your browser. AI cuts out the subject; you style the text. No upload.
AI Token Counter & LLM Cost Calculator
Count tokens in your prompt and estimate API cost across GPT, Claude and Gemini — with editable per-model pricing. Free, runs in your browser.
Speech to Text (Voice Typing)
Dictate and convert speech to text free in your browser — live voice typing with punctuation, in 60+ languages. Copy or download the transcript.
Instagram Fonts Generator
Generate fancy fonts for your Instagram bio, captions and stories — bold, cursive, bubble and 25+ styles. Tap to copy and paste anywhere. Free.
OCR PDF — Scanned PDF to Text
Extract text from scanned PDFs with OCR, free and private — pages are recognized in your browser, never uploaded. Copy or download the text.
Rent Receipt Generator
Generate rent receipts for HRA claims free — fill tenant, landlord and rent details, get print-ready monthly receipts with revenue stamp space.
Photo EXIF Editor — Change Date & GPS
Edit a photo's EXIF metadata — change the date taken, GPS location, camera fields or remove them — free and private in your browser. No upload.
AI Text Cleaner — Invisible Characters & Artifacts
Detect and remove invisible Unicode characters, smart quotes, em dashes and markdown artifacts from AI-generated text. Free, instant, in your browser.
AI Humanizer — Humanize AI Text
Humanize AI text for free: replace robotic AI buzzwords and filler, add contractions and make ChatGPT or Claude writing read naturally. In your browser, no upload.
Wordle Solver & Helper
Solve today's Wordle: enter your green, yellow and gray letters and get every possible answer, best guesses first. Free, instant, in your browser.
Bracket & Sweepstake Generator
Make a random tournament bracket or run a sweepstake draw: enter teams, get fair crypto-secure matchups or team assignments. Free, no sign-up, in your browser.
AI Video Prompt Builder (Sora, Veo)
Build structured JSON prompts for Sora 2, Veo 3.1 and Nano Banana — scene, action, camera movement, lighting, audio and duration. Free, in your browser.
Word Unscrambler & Anagram Solver
Unscramble letters into words: enter your tiles (with ? blanks) and get every valid word with Scrabble points, longest first. Free, instant, in your browser.
Mesh Gradient Generator
Create beautiful mesh gradient wallpapers and backgrounds — pick a palette, shuffle the composition and download up to 4K. Free, no watermark, in your browser.
Google Form Auto-Filler
Paste a Google Form link and get it pre-filled with your saved details — name, socials, UPI, PAN, bank info. Review, then submit. Details stay on your device.
Invoice Auto-Filler
Upload an invoice or contract (Word or PDF) and auto-fill your saved details — bank account, UPI, PAN, address — plus amount and invoice number. 100% in your browser.
Popular tools
View all 216 →Merge PDF
Combine multiple PDF files into one document in any order — free, fast and 100% private. Files never leave your browser.
Compress PDF
Reduce PDF file size for free, right in your browser. Adjustable quality, no uploads — your file never leaves your device.
Background Remover
Remove the background from any image automatically, free and private, right in your browser. Download a transparent PNG — no uploads.
Resize Image
Resize any image (JPG, PNG, WebP) to exact pixel dimensions for free. Runs entirely in your browser — no upload, no quality loss in resampling.
QR Code Generator
Generate a QR code from any text, link, email or phone number and download it as a PNG. Free, instant and fully in-browser.
Word Counter
Free word counter and character counter. Count words, characters, sentences, paragraphs and reading time as you type. Private and instant.
AI Content Detector
Free AI content detector. The quick check runs in your browser; an optional deep analysis sends your text to our server for a more accurate score. No sign-up.
Password Generator
Generate strong, random passwords with custom length and character sets, using the secure Web Crypto API. Free and fully private.
Paraphrasing Tool
Paraphrase any text online for free. Rewrite sentences with synonyms and restructured phrasing — runs in your browser, no upload, no sign-up.
Text Summarizer
Summarize any text into key points for free. Extract sentences by importance — runs in your browser, no upload, no length limit.
Crypto Profit Calculator
Calculate your crypto profit, ROI and total value from buy and sell prices. Free, instant crypto investment calculator — runs in your browser, no sign-up.
QR Code Reader
Read and decode QR codes from any image or screenshot — free, in-browser, private. Upload a QR code image and see the content instantly.
Ethereum Unit Converter (ETH / Gwei / Wei)
Convert between ETH, Gwei and Wei instantly with exact BigInt precision. Essential for Ethereum developers, gas calculations and smart contract work. Free, in-browser.
Mortgage Calculator
Calculate your monthly mortgage payment, total interest and amortisation schedule for any loan amount, rate and term. Free, instant, in-browser.
Password Strength Checker
Check how strong your password is with real-time scoring, entropy estimation and actionable improvement tips. Free, in-browser — your password never leaves your device.
Character Counter
Count characters, words, sentences and paragraphs with and without spaces. Real-time character counter for Twitter, SEO meta descriptions, titles and essays — runs in your browser, private and free.
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Browse by category
PDF Tools
Merge, split, rotate and convert PDFs — right in your browser, no uploads.
Merge PDF
Combine multiple PDF files into one document in any order — free, fast and 100% private. Files never leave your browser.
Split PDF
Extract pages or page ranges from a PDF into a new file — free, private and entirely in your browser. No uploads, no sign-up.
Rotate PDF
Rotate the pages of a PDF by 90°, 180° or 270° and download the fixed file. Free, private, runs entirely in your browser.
JPG to PDF
Convert JPG, PNG and WebP images into a single PDF document — free and private, with no uploads. Reorder images before converting.
Image Tools
Resize, crop, compress and convert images. Nothing leaves your device.
Resize Image
Resize any image (JPG, PNG, WebP) to exact pixel dimensions for free. Runs entirely in your browser — no upload, no quality loss in resampling.
Compress Image
Compress JPG and PNG images to reduce file size with a quality slider — free, private, in-browser. Compress one or many images at once and see the saving instantly.
Crop Image
Crop any image to a custom region by dragging a selection box — free and private, runs in your browser. Download the cropped result instantly.
Image Converter (JPG / PNG / WebP)
Convert images between JPG, PNG and WebP for free, instantly, in your browser. No uploads — pick a format and download.
Video & Audio
Convert, trim and turn videos into GIFs — right in your browser, no uploads.
MP4 to MP3
Extract the audio from a video and download it as an MP3 — free and in your browser. No upload; runs via ffmpeg.wasm.
Video to GIF
Convert a video clip into an animated GIF — free, in your browser. Set fps, size and duration. No upload; runs via ffmpeg.wasm.
Trim Video
Cut a shorter clip from a video for free, in your browser — pick start and end, no re-encoding, no quality loss. No upload.
Compress Video
Compress MP4 and other videos to a smaller file size for free, right in your browser. Quality presets and optional 720p downscale — no upload, no watermark.
Text Tools
Count, convert and transform text instantly and privately.
Word Counter
Free word counter and character counter. Count words, characters, sentences, paragraphs and reading time as you type. Private and instant.
Case Converter
Convert text to UPPERCASE, lowercase, Title Case, Sentence case, camelCase, snake_case and kebab-case instantly. Free and private.
Lorem Ipsum Generator
Generate Lorem Ipsum placeholder text by paragraphs, sentences or words, and copy it instantly. Free dummy text generator.
Text to Speech
Convert text to spoken audio in your browser with selectable voices, speed and pitch. Free text-to-speech, no upload required.
Developer Tools
Encoders, formatters and generators for everyday dev work.
UUID Generator
Generate random v4 UUIDs (GUIDs) in bulk and copy them with one click. Free, instant and fully in-browser using the secure crypto API.
Base64 Encode / Decode
Encode text to Base64 or decode Base64 back to text instantly. Free, private, in-browser — supports full Unicode (UTF-8).
JSON Formatter & Validator
Format, beautify, minify and validate JSON instantly. Free, private, in-browser JSON formatter with clear error messages.
QR Code Generator
Generate a QR code from any text, link, email or phone number and download it as a PNG. Free, instant and fully in-browser.
Calculators
Fast, accurate calculators for everyday math.
Age Calculator
Calculate exact age in years, months and days from any date of birth — plus total months, weeks and days. Free and instant.
Percentage Calculator
Calculate percentages three ways: X% of a number, what % one number is of another, and percentage increase or decrease. Free and instant.
BMI Calculator
Calculate your Body Mass Index (BMI) in metric or imperial units and see your weight category instantly. Free and private.
Loan / EMI Calculator
Calculate your monthly loan EMI, total interest and total payment from the loan amount, interest rate and tenure. Free and instant.