How-to guides
Short, practical walkthroughs for common tasks — each one shows you the fastest free way, using tools that run in your browser.
How to Compress a PDF (Free, Without Uploading)
Compress a PDF to a smaller file size for free, right in your browser — no uploads, no watermark. Step-by-step guide.
GuideHow to Merge PDF Files Into One (Free)
Combine multiple PDFs into a single document for free, in your browser, in the order you choose. No uploads.
GuideHow to Remove the Background From an Image (Free)
Remove an image background automatically and get a transparent PNG — free, private, in your browser. No upload required.
GuideHow to Extract Text From an Image (Free OCR)
Pull the text out of a photo or screenshot with free OCR that runs in your browser. No upload, copy the result instantly.
GuideHow to Resize an Image to Exact Dimensions (Free)
Resize any image to exact pixel dimensions for free, in your browser — perfect for social posts and avatars. No upload.
GuideHow to Convert JPG or PNG Images to PDF (Free)
Turn one or more images into a single PDF for free, in your browser, in the order you choose. No upload.
GuideHow to Check if Text Was Written by AI (Free)
Estimate whether text is AI-generated with a free detector that analyses writing patterns in your browser. Honest about its limits.
GuideHow to Remove Metadata (EXIF & GPS) From Photos
Strip hidden EXIF data and GPS location from a photo before sharing it — free, in your browser. Protect your privacy.
GuideHow to Create a QR Code for Free
Make a scannable QR code from any link or text and download it as a PNG — free, in your browser, no sign-up.
GuideHow to Count Words and Characters in Text
Count words, characters, sentences and reading time instantly and privately with a free word counter. No sign-up.
GuideHow to Decode a JWT (JSON Web Token)
Decode a JSON Web Token to read its header and payload claims — free, in your browser, with no token uploaded. What each part means.
GuideHow to Convert JSON to CSV (Free)
Turn a JSON array of objects into a clean CSV spreadsheet for free, in your browser — no upload. Handles nested keys and headers.
GuideHow to Generate a Strong, Random Password
Create a strong, random password you won't reuse — free, in your browser, using the secure Web Crypto API. What makes a password strong.
GuideHow to Split a PDF (Extract Pages) for Free
Extract specific pages or page ranges from a PDF into a new file — free, private, in your browser. No uploads, no sign-up.
GuideHow to Compress an Image Without Losing Quality
Shrink JPG and PNG file size with an adjustable quality slider — free, in your browser, no upload limits. Balance size and clarity.
GuideHow to Convert a HEX Color to RGB (and Back)
Convert a HEX color code to RGB, HSL and back — free, in your browser. Understand how hex color notation maps to red, green and blue.
GuideHow to Generate a UUID (v4)
Generate a random UUID (v4) for free, in your browser — unique IDs for databases, keys and APIs. What a UUID is and when to use one.
GuideHow to Convert a Unix Timestamp to a Date
Convert a Unix timestamp to a human-readable date and time (and back) — free, in your browser. What Unix time is and why it's used.
GuideHow to Convert HTML to PDF Without Losing Quality
Convert HTML to a crisp, vector PDF with selectable text — free, in your browser. Why screenshot-based converters look blurry, and the method that doesn't.
GuideHow to Calculate PayPal Fees (and What You'll Actually Receive)
Work out PayPal's fee on any payment, what lands in your account, and how much to invoice so you net an exact amount. Free calculator, no sign-up.
GuideWhat Is a Good Typing Speed? WPM Averages and How to Test Yours
Average typing speed is around 40 WPM; 60–80 WPM is good for professional work. Test your WPM and accuracy free, in your browser.
GuideHow to Calculate Your Pregnancy Due Date
Calculate your due date from your last period or conception date — the 280-day rule, cycle-length adjustment and trimester dates, explained simply.
GuideHow to Edit a PDF Without Acrobat (Free, No Upload)
Fill forms, add text, whiteout mistakes, highlight and sign a PDF for free in your browser — no Adobe Acrobat, no upload, no watermark.
GuideHow to Make a Scanned PDF Searchable (Free OCR)
Turn a scanned PDF into a searchable, selectable document with free in-browser OCR — no upload. How invisible text layers work, step by step.
GuideHow to Edit a Word Document Online Free (No Microsoft Account)
Open, edit and format a .docx file in your browser and export it back to Word or PDF — free, no Microsoft 365, no Google account, no upload.
GuideWhich Apps Strip EXIF Data From Your Photos? (2026 Reference)
WhatsApp, Instagram and X strip photo metadata — iMessage, email and cloud drives don't. The complete 2026 reference on where your EXIF (and GPS location) survives, and how to check any photo yourself.