How to Type on a PDF (Add Text) and Then Sign It Online
Need to complete a PDF form that won’t let you type? Here’s how to add text in the right places, insert a signature, and download a clean final PDF—no printing.
How to Remove a Logo Background (Keep a Transparent PNG)
Need a clean logo with transparency for a website, slide deck, or marketplace listing? Here’s a fast, practical workflow to remove the background and download a transparent PNG—plus fixes for common edge issues.
How to Convert a PDF to PowerPoint (PPTX) With Editable Text
Turn a text-based PDF into a PPTX you can edit: convert it, then quickly clean up headings, bullets, and spacing so your slides are presentation-ready.
Convert Word to PDF Without Losing Formatting (Fonts, Spacing, Page Breaks)
If your DOCX looks perfect in Word but breaks when shared, PDF is the fix—if you convert it the right way. Here’s a practical checklist to keep fonts, spacing, tables, and page breaks intact.
How to Sign a PDF Online (Without Printing) — A Simple Step-by-Step
Add a handwritten-style signature to a PDF in minutes: upload, draw your signature, place it on the right page, then download a signed copy you can share.
Convert Excel to PDF Without Cutting Off Columns (Print Settings + Quick Fixes)
Stop clipped columns, tiny text, and awkward page breaks. Use a simple Excel print-setup checklist, then convert your XLS/XLSX to a shareable PDF in Dogufy.
How to Add a Watermark to a PDF (Without Acrobat)
Add a “CONFIDENTIAL”, “DRAFT”, or “SAMPLE” watermark to a PDF in minutes—without installing software—so shared copies are clearly labeled.
PDF to JPG vs PNG: Which Should You Use? (Quality, Size, and Best Use Cases)
Converting a PDF to images? Use PNG for crisp text and graphics, JPG for smaller files and photo-heavy pages—plus a simple decision guide and step-by-step conversions in Dogufy.
How to Convert a PDF to Excel (XLSX) — and Clean Up the Data
Turn a text-based PDF into an Excel file, then use simple cleanup steps like Text to Columns, TRIM, and Power Query to make it usable.
How to Rotate PDF Pages Online (and Save It Permanently)
Fix sideways or upside-down PDFs in minutes by rotating pages and downloading a corrected copy you can share or print.