# Document & Office Tools

> PDF to Word, PPT and Excel, resumes, invoices, spreadsheets, slides, email signatures, business cards and calendars.

- URL: https://qilingtools.com/en/tags/document
- Price: Free, no sign-up
- Privacy: Runs locally in the browser; files are never uploaded

## Tools (67)

- [Rotate PDF](https://qilingtools.com/en/pdf/rotate): Free online PDF rotator: rotate all or selected pages by 90°, 180° or 270° to fix scanned documents. Processed locally, no upload.
- [QiLing Mind](https://qilingtools.com/en/mindmap): QiLing Mind is a free online mind map editor: add nodes with Tab/Enter, drag to restructure, import and export XMind and Markdown, export PNG/SVG/PDF.
- [Markdown Preview](https://qilingtools.com/en/markdown): Free online Markdown previewer: render Markdown to a live web preview with GFM, tables and code blocks, copy the generated HTML. Runs locally, no upload.
- [Delete PDF Pages](https://qilingtools.com/en/pdf/delete): Free online tool to delete PDF pages: remove pages by number or range and keep the rest, then download. Processed locally, no upload.
- [Organize PDF Pages](https://qilingtools.com/en/pdf/organize): Free 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 PDF](https://qilingtools.com/en/pdf/page-number): Free 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 PDF](https://qilingtools.com/en/pdf/sign): Free 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 Seal](https://qilingtools.com/en/pdf/cross-seal): Stamp 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 Editor](https://qilingtools.com/en/pdf/edit): Free 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.
- [Crop PDF](https://qilingtools.com/en/pdf/crop): Free 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.
- [Resize PDF Pages](https://qilingtools.com/en/pdf/resize): Free online PDF page resizer: put mixed-size pages onto one paper size — A4, A3, Letter or custom — scaled proportionally and centred, with optional margins.
- [PDF to Black & White](https://qilingtools.com/en/pdf/grayscale): Free 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 PDF](https://qilingtools.com/en/pdf/add-text): Free 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 PDF](https://qilingtools.com/en/pdf/flatten): Free 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 & Footer](https://qilingtools.com/en/pdf/header-footer): Free 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 PDF](https://qilingtools.com/en/pdf/insert): Free 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.
- [PDF Bookmarks Editor](https://qilingtools.com/en/pdf/bookmarks): Free 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 PDF](https://qilingtools.com/en/pdf/compare): Free 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 Overlay & Letterhead](https://qilingtools.com/en/pdf/overlay): Free online PDF overlay tool: put a letterhead, background, watermark or stamp behind or in front of every page, with page range, scaling and opacity.
- [Signature Maker](https://qilingtools.com/en/image/signature): Free online e-signature tool: photograph a handwritten signature for a clean transparent PNG with paper and shadows removed, or draw one and export PNG or SVG.
- [Online Notepad](https://qilingtools.com/en/notepad): Free online notepad that autosaves in your browser: several notes, search, rename, undo delete, word count, Markdown preview, TXT/MD export and focus mode.
- [PDF Dark Mode](https://qilingtools.com/en/pdf/dark-mode): Free 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 & Inspector](https://qilingtools.com/en/pdf/info): Free online PDF inspector: version, page count and sizes, metadata, encryption, permissions, fonts, images, form fields and attachments, as a JSON report.
- [PDF to PowerPoint](https://qilingtools.com/en/pdf/to-ppt): Free 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 Word](https://qilingtools.com/en/pdf/to-word): Free 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 PDF](https://qilingtools.com/en/pdf/annotate): Free online PDF annotator: highlight, draw, add shapes, arrows, sticky notes and text boxes, then save as editable annotations or flatten them. Runs locally.
- [PDF Attachments](https://qilingtools.com/en/pdf/attachments): Free 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.
- [PDF to Excel](https://qilingtools.com/en/pdf/to-excel): Free 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.
- [Invoice & Quote Generator](https://qilingtools.com/en/invoice): Make invoices, quotes, receipts and proforma invoices online: line items with discounts and tax, automatic totals, logo and signature, 3 templates, PDF.
- [Resume Builder](https://qilingtools.com/en/resume): Build a resume or CV online: photo, experience, education, skills and custom sections you can reorder, 4 templates, live A4 preview with page breaks, PDF.
- [Create PDF Form](https://qilingtools.com/en/pdf/create-form): Make any PDF fillable: draw text fields, checkboxes, radio buttons, dropdowns, date and signature fields; set names, required flags and tab order. Free, local.
- [Teleprompter](https://qilingtools.com/en/teleprompter): Free online teleprompter: your script scrolls at your WPM pace. Set font size, spacing and colors, mirror for beam-splitter glass, count down, go full screen.
- [Markdown to PDF](https://qilingtools.com/en/pdf/from-markdown): Convert Markdown or plain text to PDF online with a live paginated preview, three themes, paper and margin options, headers, page numbers and a TOC.
- [LaTeX Equation Editor](https://qilingtools.com/en/math/latex): Free online LaTeX equation editor with live preview, a symbol palette and common formulas. Export transparent PNG or SVG, or copy MathML to paste into Word.
- [Calendar Maker](https://qilingtools.com/en/calendar-maker): Free printable calendar maker: a year on one page or a page per month, with holidays, week numbers, events, monthly photos and themes. Print or export PNG.
- [Online Spreadsheet](https://qilingtools.com/en/sheet): Free online spreadsheet and CSV editor: SUM, AVERAGE and IF formulas with auto-recalc, sort, filter, find & replace, Excel copy-paste, CSV/TSV/JSON export.
- [Bates Numbering](https://qilingtools.com/en/pdf/bates): Add 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 Page Labels](https://qilingtools.com/en/pdf/page-labels): Edit PDF page labels: decimal, Roman, letter or prefix-only ranges with custom start numbers. Reads existing labels and previews every page’s label.
- [Certificate Maker](https://qilingtools.com/en/certificate): Make award certificates in bulk: classic, gold, modern and simple templates, a pasted list of names, {name}/{award} placeholders, seal, PDF or PNG ZIP.
- [Class Timetable Maker](https://qilingtools.com/en/timetable): Make a class timetable online: Mon–Fri to Mon–Sun, periods with times, auto colors, quick fill, merged double periods, A4 landscape print, PNG, CSV and JSON.
- [WeChat Article Formatter](https://qilingtools.com/en/wechat-format): Turn Markdown into WeChat Official Account articles: 8 themes, code highlighting, tables, nested lists, links as footnotes, one-click copy that keeps styles.
- [Business Card Maker](https://qilingtools.com/en/business-card): Design business cards: 9 front/back templates, US, EU, China and Japan sizes, logo, colors, vCard QR code, print-ready PDF with 3 mm bleed and crop marks.
- [Printable Planner Maker](https://qilingtools.com/en/planner): Printable planner pages: daily, weekly, monthly, year at a glance, habit tracker, to-do, meal plan, budget and reading log, with auto dates for a month or year.
- [PDF Fonts](https://qilingtools.com/en/pdf/fonts): See 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.
- [PDF Find and Replace](https://qilingtools.com/en/pdf/find-replace): Find 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 PDF](https://qilingtools.com/en/pdf/repair): Fix 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 Contents](https://qilingtools.com/en/pdf/toc): Create a clickable table of contents page for a PDF from bookmarks or detected headings: editable levels and pages, dotted leaders, links that stay correct.
- [Markdown Slides](https://qilingtools.com/en/markdown-slides): Write slides in Markdown: --- splits slides, 9 themes, 16:9 or 4:3, code highlighting, columns, backgrounds, fragments, presenter view, PDF and HTML export.
- [PDF Accessibility Checker](https://qilingtools.com/en/pdf/accessibility): Check 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 Merge](https://qilingtools.com/en/pdf/form-merge): Fill 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 Manager](https://qilingtools.com/en/pdf/links): List 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.
- [Email Signature Generator](https://qilingtools.com/en/email-signature): Create a professional HTML email signature: 8 templates, photo or logo, social icons, CTA banner and disclaimer, table-based for Gmail, Outlook and Apple Mail.
- [PDF Preflight Check](https://qilingtools.com/en/pdf/preflight): Free online PDF preflight: bleed and TrimBox, effective image DPI, RGB/CMYK/spot colors, fonts, transparency, overprint, hairlines and print permission.
- [Add QR Codes to PDF](https://qilingtools.com/en/pdf/qr-stamp): Stamp 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 Verifier](https://qilingtools.com/en/pdf/signatures): Verify 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 Extractor](https://qilingtools.com/en/pdf/invoice): Batch-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 Content](https://qilingtools.com/en/pdf/rename): Batch 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 Sheets](https://qilingtools.com/en/pdf/split-qr): Split 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.
- [Letter & Document Templates](https://qilingtools.com/en/doc-templates): Free fill-in templates: leave request, receipt, IOU, employment verification, authorization and resignation letters, plus Chinese formats. Print, PDF or copy.
- [Excel Converter](https://qilingtools.com/en/excel-convert): Free online Excel converter: open an xlsx, read every worksheet and export it as CSV, TSV, JSON, a Markdown table or HTML. Date serial numbers become dates.
- [Word Converter](https://qilingtools.com/en/word-convert): Free online Word converter: read headings, lists, tables, images and footnotes out of a docx and export Markdown, single-file HTML or plain text.
- [PowerPoint Converter](https://qilingtools.com/en/ppt-convert): Free online PowerPoint converter: read each slide's title, bullet levels, tables, images and speaker notes out of a pptx and export Markdown, text or notes.
- [TXT to EPUB](https://qilingtools.com/en/txt-to-epub): Free online TXT to EPUB converter: chapters are detected to build the table of contents, legacy encodings are repaired, and you can add a cover and author.
- [EPUB Converter](https://qilingtools.com/en/epub-convert): Free online EPUB converter: read the whole book in reading order and export Markdown, plain text or a single-file HTML page, or print it to PDF. Parsed locally.
- [EPUB Metadata Editor](https://qilingtools.com/en/epub-meta): Free online EPUB metadata editor: change the title, author, language, publisher, description and subjects, replace the cover and repack a valid EPUB.
- [OFD viewer](https://qilingtools.com/en/ofd): Free online OFD viewer: open the .ofd files used by Chinese e-invoices and official documents, convert them to searchable PDF or PNG, and extract the text.
- [Seal Extractor](https://qilingtools.com/en/image/seal): Free online seal extractor: lift a red or blue stamp off a scan into a transparent PNG, dropping paper, tint and specks. Solid colour, auto-trim, runs locally.