How-to guides for free online tools
Short, practical walkthroughs for the tasks people search for most. Every guide links straight to a free tool that runs in your browser.
How to Compress a PDF Online for Free (No Sign-Up)
Compress one PDF up to 100 MiB in your browser. Learn which lossy preset to choose, what stays unchanged, and why file-size savings vary.
Uses: PDF Compressor
How to Merge PDF Files into One Document Online
Combine multiple PDFs into a single file for free — reorder pages, then download. Runs 100% in your browser.
Uses: PDF Merger
How to Split a PDF File into Separate Pages Online
Extract single pages or ranges from a PDF for free, right in your browser. Preview thumbnails, pick pages, download.
Uses: PDF Splitter
How to Edit and Annotate a PDF Online for Free
Add text, draw, highlight and box a PDF right in your browser — then download it. No upload, no sign-up, entirely private.
Uses: PDF Editor
How to Convert Images to PDF Online (JPG, PNG, WebP)
Turn one or more photos or scans into a single PDF for free — choose page size, orientation and fit, all in your browser.
Uses: Image to PDF
How to Convert a PDF to Images Online for Free
Render PDF pages as high-quality JPG or PNG images right in your browser. Pick the scale, choose the format, download.
Uses: PDF to Image
How to Convert HTML to PDF Online for Free
Turn pasted HTML into a clean, paginated A4 PDF right in your browser — perfect for reports, docs and printable pages.
Uses: HTML to PDF
How to Convert a PDF to a Word Document Online for Free
Turn PDF pages into an editable .docx in your browser — no uploads, no sign-up. Private and free for any file size.
Uses: PDF to Word
How to Password Protect a PDF Online for Free
Lock any PDF with a password so only people you choose can open it. Runs entirely in your browser — nothing is ever uploaded.
Uses: Protect PDF
How to Unlock a Password-Protected PDF Online for Free
Remove a password you know from a PDF in seconds — right in your browser. The unlocked copy is created locally, so it's private by design.
Uses: Unlock PDF
How to Redact a PDF Online for Free (Permanently Hide Text)
Black-out names, numbers and sensitive lines in a PDF so they're truly gone — not just covered. Runs 100% in your browser.
Uses: Redact PDF
How to Remove Pages from a PDF Online for Free
Delete unwanted, blank or duplicate pages from any PDF — quickly, in your browser, with live page previews.
Uses: PDF Delete Pages
How to Convert CSV to JSON Online (or JSON to CSV)
Turn table data into clean JSON (or the other way round) in your browser — delimiter-aware, header-aware, and completely private.
Uses: CSV ↔ JSON Converter
How to Generate a Strong, Memorable Password Online
Create secure, random passwords in your browser — fully offline, no logging, no uploads. Tunable length, symbols and passphrases.
Uses: Password Generator
How to Create a QR Code for Free (URL, Text, Email)
Generate a clean, scannable QR code for any link or text, right in your browser — download as PNG, no sign-up, no tracking.
Uses: QR Code Generator
How to Compress an Image Online for Free (JPG, PNG, WebP)
Compress one image up to 50 MB in your browser with presets, optional format and resize. Learn what stays unchanged and why the output is never larger.
Uses: Image Compressor
How to Resize an Image Online for Free (JPG, PNG, WebP)
Resize one image to any pixel dimensions in your browser — pick a common preset, lock or unlock the aspect ratio, choose JPG, PNG, or WebP output, and download. Nothing is uploaded.
Uses: Image Resizer
How to Format JSON Online (Pretty Print and Validate)
Pretty-print or minify JSON right in your browser with 2 or 4 space indentation, get a live validity check, and pinpoint parse errors by line and column. Nothing is uploaded.
Uses: JSON Formatter
How to Encode a URL or URL Component Online
Turn any URL or query value into safe %hex form — or decode it back — right in your browser. Learn when to encode only the component and when to keep a whole URL intact.
Uses: URL Encoder & Decoder
How to Encode and Decode Base64 Online
Turn any text into Base64 and back — right in your browser. Learn when URL-safe Base64 (base64url) is required, how = padding works, and why decoded binary data isn't always readable as text.
Uses: Base64 Encoder & Decoder