Free Online PDF Tools — Convert, Merge, Split & Compress
Nine browser-based PDF tools for every common task — converting, merging, splitting, compressing, and extracting. No uploads, no signup, no file size limits imposed by a paywall. Your documents stay on your device throughout.
Each PDF Tool Explained
Each tool targets a specific task. Understanding which one to use saves time and produces better output.
PDF Text Extractor
Extracts all text content from a PDF and outputs it as clean, readable plain text. The extractor reconstructs reading order from positioned text fragments, detects paragraph breaks from vertical spacing, and preserves page structure. Use this when you need raw text to paste, search, or feed into another tool — it is faster and lighter than converting to Word when formatting is not needed.
PDF to Image
Converts each page of a PDF into a separate JPG or PNG file. Use this when you need to embed a PDF page into a website, email, or presentation — contexts where PDF files cannot be displayed inline. Also useful for extracting diagrams, charts, or scanned pages from a PDF when you only need the visual, not the document structure.
Image to PDF
Combines one or more image files into a single PDF document. Common use cases: scanning physical documents with your phone camera and creating a multi-page PDF, combining a series of screenshots into a deliverable, or creating a portfolio from individual image files. The tool preserves image dimensions and arranges each image as its own page.
Word to PDF
Converts .docx files to PDF. The main reason to do this: PDF renders identically on every device regardless of which fonts, operating system, or version of Word the recipient has. A .docx file sent to someone with an older version of Word, or on a Mac, may display with shifted layouts, wrong fonts, or broken formatting. PDF eliminates that problem.
Excel to PDF
Converts .xlsx spreadsheets to PDF. Essential for sending financial reports, invoices, or data tables to recipients who should not be able to edit the source data. PDF locks the layout so column widths, row heights, and formatting appear exactly as intended regardless of the recipient's screen size or Excel version.
PowerPoint to PDF
Converts .pptx presentations to PDF with each slide as a page. The most common use case is distributing a presentation as a leave-behind or handout — PDF is universally viewable without PowerPoint installed, and the file size is typically smaller than the original .pptx.
HTML to PDF
Renders HTML and CSS to a PDF document. Useful for generating printable reports from web content, saving styled documentation, or archiving web pages in a format that preserves layout. The tool uses your browser's rendering engine, so the PDF output matches what you see in the browser.
PDF Merger
Combines multiple PDF files into one document. You can drag to reorder files before merging. Common uses: combining monthly reports into a quarterly archive, assembling a multi-part contract from separately signed sections, or combining scanned pages from multiple scan jobs into a single document.
PDF Splitter
Extracts pages or page ranges from a PDF into separate files. Use this when you receive a combined document and need to extract one section — a specific invoice from a multi-invoice PDF, one chapter from a report, or a single page to share without sending the whole document.
PDF Compressor
Reduces PDF file size by optimizing images and removing redundant data embedded in the file. Most useful before emailing a large PDF (many email servers reject files over 10–25 MB), uploading to a web form with file size limits, or storing large volumes of archived PDFs. Compression level is adjustable — higher compression reduces quality slightly but produces much smaller files.
How PDF Conversion Works in Your Browser
PDF processing in a browser uses PDF.js (Mozilla's open-source PDF rendering library) for reading and parsing PDF files, and jsPDF for generating new PDF output. These libraries run entirely within your browser's JavaScript engine — no server is involved.
When you select a file, the browser reads it from your local storage using the File API. The PDF.js parser interprets the PDF's internal structure — its page tree, content streams, fonts, and image resources — and makes that data available to the conversion tool. The output is assembled in memory and offered as a download through a temporary blob URL. The file never leaves your device.
For image-to-PDF conversions, the Canvas API renders each image and encodes it into the PDF's content stream. For document conversions (Word, Excel, PowerPoint), the tool parses the Office Open XML format and reconstructs the content in PDF page coordinates.
When to Use PDF vs Other Formats
| Situation | Best Format | Reason |
|---|---|---|
| Sharing a document for reading | Renders identically on every device | |
| Sharing for editing | DOCX / XLSX | PDF is not easily editable |
| Sending via email | PDF (compressed) | Consistent rendering, smaller than DOCX with images |
| Embedding in a website | PDF to Image first | Browsers display images inline; PDF requires plugin or viewer |
| Archiving for long-term storage | PDF/A | ISO-standardized archival format |
| Form submission with file size limit | PDF (compressed) | Compression reduces size while preserving content |
🔒 Security & Privacy — Why It Matters for PDF Files
PDF files frequently contain sensitive information: contracts, financial statements, medical records, identity documents, legal filings. Most online PDF tools — Smallpdf, ILovePDF, Adobe Acrobat online — upload your file to their servers for processing. Your document travels over the internet to a third-party server, is processed, stored temporarily, and returned to you.
Every tool on this site processes PDF files entirely within your browser using JavaScript. The file is read from your local storage, processed in your browser's memory, and the output is offered as a download — all without any network request containing your file. You can verify this by opening your browser's network panel (F12 → Network) while using any tool: you will see no upload request.
This architecture is not just a privacy policy — it is the technical reality. There is no server to send the file to. For documents containing confidential information, this is the only responsible choice.