QiLing Tools📄PDF Tools
Every tool that works with PDF files: merge, split, compress, convert, sign, OCR and more, processed locally in your browser.
76 tools tagged "PDF"
🧩Merge PDFFree online PDF merger: combine several PDF files into one in the order you choose, with reordering. Processed locally in your browser, no upload, no sign-up.✂️Split / Extract PDFFree online PDF splitter: extract a page range into a new PDF, or split every page into its own file and download them as a ZIP. Processed locally.🔄Rotate PDFFree online PDF rotator: rotate all or selected pages by 90°, 180° or 270° to fix scanned documents. Processed locally, no upload.🖼️PDF to ImageFree online PDF to image converter: render every page as a high-resolution JPG or PNG at 72/150/300 DPI, download all as a ZIP. Processed locally, no upload.📑Image to PDFFree online image to PDF converter: combine JPG, PNG and WebP images into one PDF in order, with A4 or image-sized pages. Processed locally, no upload.🗜️Compress PDFFree online PDF compressor: re-render pages with compressed images to shrink scanned and image-heavy PDFs, with adjustable quality. Processed locally.💧Watermark PDFFree online PDF watermark tool: add text watermarks to every page, tiled or centred, with opacity and angle controls. Any language, processed locally.🗑️Delete PDF PagesFree online tool to delete PDF pages: remove pages by number or range and keep the rest, then download. Processed locally, no upload.📃Extract PDF TextFree online PDF text extractor: pull all text from a text-based PDF page by page, copy it or download as TXT. Parsed locally, never uploaded.🗂️Organize PDF PagesFree online PDF page organizer: every page as a thumbnail — drag to reorder, rotate or delete single pages, then export a new PDF. Runs locally.🔢Add Page Numbers to PDFFree online PDF page numbering tool: add page numbers choosing the position, style, font size, starting number, page range and custom template. Runs locally.✍️Sign & Stamp PDFFree online PDF signing tool: drop in a handwritten signature or company stamp, drag it into place on a page preview, adjust size and opacity, then export.🧧PDF Cross-Page SealStamp a cross-page seal on a PDF for free: the seal is sliced by page count, one slice per page edge, so fanned pages rebuild it and no page can be swapped.📝PDF EditorFree online PDF editor: click text on the page to change or delete it, with the old text truly removed and the rest of the page untouched. Add text, images and cover boxes too.🔳Multiple Pages per SheetFree online PDF N-up tool: lay 2, 4, 6 or 9 pages onto one sheet with a choice of A4 orientation, margins and gaps to save paper. Runs locally, never uploaded.🔲Crop PDFFree online PDF cropper: detect each page's content area and trim the white space, or set margins by hand with a live preview. Stays vector, text selectable.🔒Encrypt PDFFree online PDF encryption: set an open password and restrict printing, copying, editing and annotating with AES-256. Everything runs on your device.🔓Unlock PDFFree online PDF unlocker: enter the password you already know and export a PDF without it, or lift owner-only limits on printing and copying. Runs locally.🏞️Extract PDF ImagesFree online PDF image extractor: pull embedded pictures out at their original resolution as PNG or JPG, with fragment filtering and duplicate removal.📐Resize PDF PagesFree online PDF page resizer: put mixed-size pages onto one paper size — A4, A3, Letter or custom — scaled proportionally and centred, with optional margins.🏷️Edit PDF PropertiesFree online PDF metadata editor: view and change the title, author, subject and keywords, or wipe every property and timestamp for privacy. Runs locally.🌓PDF to Black & WhiteFree online PDF grayscale converter: turn a colour PDF into grayscale or pure black and white, with adjustable threshold, brightness and live preview.🔤Add Text to PDFFree online tool to add text to a PDF: click the page to type, then drag, resize, recolour or bold it. Chinese supported and the pages stay vector.🧱Flatten PDFFree online PDF flattener: lists every form field so you can fill it in first, then turns the form into plain page content, optionally rasterizing each page.📰PDF Header & FooterFree online tool to add headers and footers to a PDF: text left, centre or right with {page}, {total}, {date} and {filename} variables, plus a separator line.➕Insert Pages into PDFFree online tool to insert pages into a PDF: add blank pages, images or pages from another PDF at the start, the end or around page N, or interleave two scans.⬛Redact PDFFree online PDF redaction: draw boxes over names, ID numbers or amounts and black them out for good — those pages are re-rendered so the text is gone.📜PDF to Long ImageFree online PDF to long image converter: stack the pages you pick into one tall JPG or PNG, with adjustable width, gap and background. Huge results auto-split.🖨️Photo Print LayoutFree online photo print layout: tile ID photos at 300 DPI onto 4×6, 5×7, A4 or Letter paper with gaps, cut lines and copies, then export JPG or PDF.📖PDF Booklet MakerFree online PDF booklet maker: reorder pages for saddle-stitch printing, two up on landscape sheets padded to a multiple of four, duplex or separate sides.🔖PDF Bookmarks EditorFree online PDF bookmark editor: read the outline, then add, rename, nest and reorder bookmarks, set pages by clicking thumbnails, or paste a table of contents.🔬Compare PDFFree online PDF compare: see every added and removed word highlighted page by page, plus a pixel diff that boxes changed images and layout in red.👁️PDF OCRFree online PDF OCR: recognise English, Chinese and digits in scanned PDFs in your browser and add an invisible text layer, so pages become searchable. Local.📨PDF Overlay & LetterheadFree online PDF overlay tool: put a letterhead, background, watermark or stamp behind or in front of every page, with page range, scaling and opacity.🌙PDF Dark ModeFree online PDF dark mode converter: turn black-on-white PDFs into light-on-dark pages, with hue-preserving, sepia or custom colours. Text stays selectable.🔎PDF Info & InspectorFree online PDF inspector: version, page count and sizes, metadata, encryption, permissions, fonts, images, form fields and attachments, as a JSON report.🧹Remove Blank Pages from PDFFree online tool to remove blank pages from a PDF: it finds empty and near-blank scans, marks them on thumbnails you can toggle, sensitivity adjustable.📽️PDF to PowerPointFree online PDF to PowerPoint converter: every page becomes a high-resolution slide in a real .pptx, sized to the page or 16:9, with the text as speaker notes.📝PDF to WordFree online PDF to Word converter: turn a PDF into an editable .docx keeping paragraphs, headings, bold and italic, lists, images and page breaks. Runs locally.🖊️Annotate PDFFree online PDF annotator: highlight, draw, add shapes, arrows, sticky notes and text boxes, then save as editable annotations or flatten them. Runs locally.📎PDF AttachmentsFree PDF attachment manager: list embedded files with size and description, download one or all as ZIP, attach new files or remove old ones. Runs locally.🧼Sanitize PDFFree PDF sanitizer: find and remove JavaScript, auto-run and launch actions, links, attachments, comments, forms and metadata, with a before/after report.📗PDF to ExcelFree PDF to Excel converter: detects ruled and borderless tables, lets you adjust columns, turns numbers into real values and exports XLSX or CSV. Runs locally.☑️Create PDF FormMake any PDF fillable: draw text fields, checkboxes, radio buttons, dropdowns, date and signature fields; set names, required flags and tab order. Free, local.🧷PDF Poster PrintingEnlarge a PDF page and tile it across A4, A3 or Letter sheets with overlap, crop marks, A1/A2 labels and an assembly guide. Vector output, free and local.🪓Advanced PDF SplitterSplit a PDF by bookmarks, maximum file size, every N pages, odd/even pages, blank separator pages or a keyword/regex. Preview the parts, download a ZIP.Ⓜ️PDF to MarkdownConvert PDF to clean Markdown for ChatGPT, Claude and other LLMs: headings, lists, bold/italic, GFM tables and links, minus headers and footers.📘Markdown to PDFConvert Markdown or plain text to PDF online with a live paginated preview, three themes, paper and margin options, headers, page numbers and a TOC.🔃Merge Scanned Fronts & BacksCombine a fronts PDF and a backs PDF from a single-sided scanner into correct duplex order, with reversed backs, 180° rotation, blank padding and preview.📚PDF to EPUBConvert PDF to a reflowable EPUB 3 e-book online: rebuilt paragraphs and headings, chapters from bookmarks, no headers or footers, images, cover and metadata.📇Bates NumberingAdd Bates numbers to PDFs: prefix, suffix, zero padding, numbering continued across files, 6 positions, white box, files renamed by range plus a CSV index.💥PDF ⇄ CBZ ComicsConvert comics both ways: PDF to CBZ with lossless page extraction, CBZ/ZIP to PDF with natural sort, A4/B5 fit and manga order, images to CBZ + ComicInfo.xml.📠Deskew PDFStraighten skewed scanned PDFs and images: per-page skew detection (±15°, 0.1° steps), before/after preview, manual override, border removal, original sizes.🔟PDF Page LabelsEdit PDF page labels: decimal, Roman, letter or prefix-only ranges with custom start numbers. Reads existing labels and previews every page’s label.📻PDF Read AloudListen to a PDF read aloud sentence by sentence, highlighted in the text and on the page. Choose voices and speed, click to jump, and resume later.🕸️PDF to HTMLConvert PDF to HTML: semantic reflowable pages with headings, lists, tables and images, or a fixed layout with selectable text. Single file or ZIP.⛶Add PDF MarginsAdd margins and a binding gutter to PDF pages: per side in mm, in or pt, mirrored for duplex, enlarge page or shrink content, background color, cut lines.🩻Scanned Look PDFGive a digital PDF a scanned or photocopied look: seeded random tilt, grayscale or color, paper tint, grain, blur, toner specks, edge shadow and live preview.📔Split PDF SpreadsSplit book-spread scans into single pages: left/right or top/bottom, auto gutter detection with per-page tweaks, right-to-left order, no recompression.✳️PDF to SVGConvert PDF pages to SVG: paths, colors, gradients and patterns stay vector, text stays editable, images embedded. Image + text-layer mode, SVG or ZIP.🆎PDF FontsSee which fonts a PDF uses: type, embedding, subset, encoding and ToUnicode per page, with copy/search warnings. Extract embedded fonts as TTF, OTF, CFF or PFB.🏎️Optimize PDFLosslessly shrink PDFs: merge duplicate fonts and images, Flate-compress streams, pack object streams, drop unused data, optionally downsample big images.🫧Remove PDF WatermarkRemove watermarks from your own PDFs: detects watermark annotations, layers, artifacts and text or images repeated on each page, then deletes them cleanly.🔎PDF Find and ReplaceFind and replace text in a PDF for free: fix dates, names, prices or typos, or delete text. Old text is truly removed and the rest stays put. Runs locally.🩹Repair PDFFix corrupt PDFs that won’t open: diagnoses header, xref, trailer and truncation problems, rebuilds the xref and page tree, re-renders as a last resort. Free.📕PDF Table of ContentsCreate a clickable table of contents page for a PDF from bookmarks or detected headings: editable levels and pages, dotted leaders, links that stay correct.♿PDF Accessibility CheckerCheck PDF accessibility: tags, language, title, fonts, alt text, headings, form tooltips, links and scanned pages. Apply safe fixes and export a report.📬PDF Form Mail MergeFill a PDF form from CSV rows: auto-matched fields, checkboxes, radios, dropdowns, CJK text, optional flattening, one PDF per row or combined; export form data.🪝PDF Link ManagerList every link in a PDF with its anchor text, export CSV, check URL format, edit or delete links, draw new links and auto-link plain-text URLs and emails.ΣPDF Word CountCount PDF words Word-style for English and CJK: characters, sentences, paragraphs, per-page chart, reading time, keywords and Flesch readability score.🛫PDF Preflight CheckFree online PDF preflight: bleed and TrimBox, effective image DPI, RGB/CMYK/spot colors, fonts, transparency, overprint, hairlines and print permission.🎟️Add QR Codes to PDFStamp a QR code on every PDF page: content from page number, file name, date or your own ID, drawn as crisp vectors, upright on rotated pages, batch files.🎖️PDF Signature VerifierVerify PDF digital signatures: recompute digests, check RSA/ECDSA signatures, view the certificate chain, timestamps and LTV data, and spot edits after signing.🧧Chinese E-Invoice ExtractorBatch-extract Chinese VAT and digital e-invoice PDFs: number, date, buyer, seller, tax IDs, amounts, line items; QR cross-check, duplicates, CSV.📤Rename PDFs by ContentBatch rename PDFs by content: put dates, invoice or order numbers, emails, totals, titles or labelled text into a name pattern; preview clashes.🚩Split PDF by Separator SheetsSplit a batch-scanned PDF at QR or barcode separator sheets, blank pages or marker text; keep or drop separators, name files from QR, print sheets.