DocPro resources
All DocPro guides, articles and reference pages in one place, plus the privacy policy and contact details.
How-to guides
Short, practical walk-throughs for PDF, photo and signature jobs.
- How to sign a PDF on your phoneSign a PDF from your phone browser by drawing, typing or uploading a signature, placing it on the page and saving a new copy. No app, no upload.
- How to compress a PDF for email and upload limitsWhy PDFs get big, what actually makes them smaller, and how to hit a limit such as 100 KB or 1 MB without wrecking the pages. Honest trade-offs.
- How to make a passport photo at homeLighting, background, camera height and posture tips for taking a passport photo with a phone, then sizing and printing it for your country.
- How to merge PDFs without uploading themCombine several PDFs into one on your own device. How in-browser merging works, how to check nothing leaves your device, and tips for a clean result.
- How to convert a PDF to Word and what to expectConvert a PDF to an editable Word document, what comes out well, what usually breaks, and what to do with scanned PDFs.
- How to remove location data from photosPhotos can carry GPS coordinates, time and camera details. Turn location tagging off at the source and strip it from existing photos before sharing.
- How to password-protect a PDFLock a PDF with a password so only people who know it can open it. Open versus permissions passwords, choosing a strong one, and what protection cannot do.
- How to extract text from a scanned documentTurn a photo or scanned PDF into text you can copy and edit with OCR. How to get a clean scan, what to expect and how to proofread the result.
- How to reduce PDF size on iPhone and AndroidShrink a PDF on your phone to fit an email or upload limit, using only the browser. No app to install, and the file is not uploaded.
- How to add a signature to a PDF without AdobeFour ways to sign a PDF without Adobe Acrobat: Mac Preview, iPhone Markup, a browser tool, or print and scan. What each one is good for.
- How to resize a photo and signature for an online application formMeet the size in KB, the pixel dimensions and the file type an application form asks for, step by step, for both your photo and your signature.
- How to combine PDFs on Windows, Mac and phoneCombine several PDFs into one on Windows, Mac, iPhone or Android. Built-in options where they exist, plus a free private browser method for all.
- How to remove a password from a PDFRemove the password from a PDF you own when you know it. Unlock it in your browser, with no upload, or use Chrome, Preview or Acrobat instead.
- How to convert a PDF to JPG on iPhoneTurn PDF pages into JPG images on your iPhone using Safari, with no app. Also compares screenshots, Shortcuts and Quick Look, and how to save to Photos.
- How to redact a PDF for realA black rectangle drawn over text does not remove it. Learn how to redact a PDF so the hidden text is gone, and how to check that it worked.
- How to make a scanned PDF searchableA scanned PDF is just pictures of pages. Add a hidden text layer with OCR so you can search, select and copy the text, without uploading the file.
- How to fill out a PDF form without AdobeFill in a fillable PDF form in your browser, flatten it, or type on a flat PDF that has no fields. No Acrobat, no account, no upload.
- How to blur faces in a photoHide faces, number plates and other details before you share a photo. Blur, pixelate or cover them with a block, and save without location data.
- How to remove the background from a photoCut a person out of a photo and save a transparent PNG or a plain colour background, in your browser. What works, what does not, and how to fix the edges.
- All how-to guidesShort, practical walk-throughs for PDF, photo and signature jobs.
Comparisons
DocPro next to other PDF sites, with the cases where the other site is the better pick.
- Best free PDF tools in 2026: an honest roundupCompare free PDF tools: DocPro, PDF24, iLovePDF, Smallpdf, Adobe Acrobat online, Stirling-PDF, LibreOffice and the built-in options on Mac and Windows.
- DocPro vs iLovePDF: how they compareDocPro and iLovePDF compared fairly: where files are processed, free limits, tools, apps and pricing, plus when iLovePDF is the better choice.
- DocPro vs Smallpdf: how they compareDocPro and Smallpdf compared fairly: where files are processed, daily limits, tools, apps and pricing, and when Smallpdf is the better choice.
- DocPro vs Adobe Acrobat online: how they compareDocPro and Adobe Acrobat online compared fairly: privacy, free limits, features, signatures and pricing, and when Acrobat is clearly the better choice.
- DocPro vs PDF24: how they compareDocPro and PDF24 compared fairly: online tools versus on-device, the free PDF24 Creator for Windows, privacy, features, ads and when PDF24 is better.
Privacy articles
How on-device tools work and how to keep private documents off other people's servers.
- Why you should think twice before uploading private documents to PDF websitesWhat happens to a file when you upload it to a PDF website: server copies, retention windows, logs, processors and breaches, and safer ways to do the job.
- How on-device PDF tools work (and where they struggle)How browser PDF tools process files locally with JavaScript and WebAssembly: the libraries behind them, offline use, and limits on memory and phones.
- How to check whether a PDF website uploads your filesTest any PDF website yourself: use the browser Network tab, an offline test and a quick policy read to see whether your file is uploaded or stays local.
Blog
Tasks and photo sizes
Ready-made pages for exact jobs and official photo sizes.
Web tools
Every tool runs in your browser, so your files are not uploaded.
- All web toolsEvery tool runs in your browser, so your files are not uploaded.
- Merge PDFsCombine several PDFs into one
- Split PDFBreak into parts every N pages or by range
- Compress PDFShrink by quality and see the saving
- Sign PDFDraw, type or upload a signature
- PDF to WordEditable .docx from text
- Images to PDFTurn photos into one PDF
- Passport photoCountry sizes and print sheets
About and legal
Policies, account deletion, contact details and common questions.