Online PDF Converter
File format
| Format | File format name | Programs that use this format | Author |
| doc | Microsoft Word Binary File Format | Microsoft Word (97-2010) WordPerfect AbiWord Apple Pages AppleWorks KWord Microsoft Word StarOffice IBM Lotus Symphony |
Microsoft |
| docx | Microsoft Word Open XML Document | Microsoft Word 2013 Corel WordPerfect X7 Apple Pages 5.2 MobiSystems OfficeSuite Pro 7 Google Drive |
Microsoft |
| Portable Document Format | Adobe Viewer Ghostscript Ghostview Xpdf gPDF Acrobat Reader |
Adobe Systems | |
| pages | Pages Document | Pages 4.0 Pages 4.1 Pages 4.2 iWork '09 Google Docs Jumpshare |
Apple Inc. |
| jpg | Joint Photographic Experts Group JFIF format | Adobe Photoshop Adobe Suite Apple Preview Corel Paint Shop Pro Microsoft Office Microsoft Windows Photo Gallery Viewer Most web browsers |
Joint Photographic Experts Group |
| jpeg | Joint Photographic Experts Group JFIF format | Adobe Photoshop Corel Paint Shop Pro Apple Preview Microsoft Windows Photo Gallery Viewer |
The JPEG Committee |
| png | Portable Network Graphics | Microsoft Windows Photos Microsoft Paint Adobe Photoshop CC |
PNG Development Group (donated to W3C) |
| csv | Comma Separated Values File | Microsoft Excel Microsoft Works Corel Quattro Pro Apache OpenOffice LibreOffice Microsoft Notepad Libre Office MobiSystems OfficeSuite Pro 7 |
Microsoft |
| xlsx | Microsoft Excel Open XML Spreadsheet | Microsoft Excel 2007 Open Office Oxygen Office Progessional (Linux) |
Microsoft |
| numbers | Numbers Spreadsheet File | Apple Numbers (Mac, Web & iOS) | Apple Inc. |
| ppt | Microsoft PowerPoint Presentation File | Apple Keynote LibreOffice Microsoft PowerPoint OpenOffice |
Microsoft |
| pptx | Microsoft PowerPoint 2007 XML Presentation | Apple Keynote Microsoft PowerPoint OpenOffice |
Microsoft |
| html | Hypertext Markup Language with a client-side image map | Internet Explorer Mozilla Firefox Google Chrome Opera Safari Other internet browsers |
World Wide Web Consortium & WHATWG |
| url | Internet shortcut file | Apple Safari Google Chrome Microsoft Internet Explorer Microsoft Word Mozilla Firefox Notepad Opera |
N/A |
How to guide
How to Use the Online PDF Converter
- Select any of the options on the AltoPDF main page (Sign, Merge, Convert PDF to JPG or other).
- Upload a document from your device or import it from Google Drive, Dropbox or OneDrive.
- Apply all actions you need to convert or modify the document.
- Edit a newly-created document in the free online editor if needed.
- Save, download or share the document.
The Ultimate Features Comparison Chart
Choosing the best application can be challenging. To make the best choice, you need to compare the features of different applications. Our checklist will help you quickly find the right tool to work with PDF documents. Check out the features of AltoPDF.
| Smallpdf | Adobe | ||||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| |||||||||||||||||||||||||||
| No software downloads | ✔ | ✔ | ❌ | ||||||||||||||||||||||||
| Cloud storage | Unlimited | No info | No info | ||||||||||||||||||||||||
| Price | Free | Free 7-Day Trial paid | Free 7-Day Trial paid | ||||||||||||||||||||||||
| Encryption and security | ✔ | ✔ | ✔ | ||||||||||||||||||||||||
| Support | 24/7/365 | No info | ✔ | ||||||||||||||||||||||||
| No ads | ✔ | ✔ | ✔ | ||||||||||||||||||||||||
Customer Reviews — Trusted by great people
02/28/2020
Awesome converter! I can experiment with my documents using various options, combining them to get the file I need. No more trouble with unsuitable formats. I get the right one in a matter of seconds.
01/24/2020
The best PDF converter I’ve ever come across! All-in-one solution! Extract, merge, split, convert to images and back… even e-signature is available. Everything’s on the table and for free.
01/17/2020
I used to convert my PDF documents with other tools, but now that I found AltoPDF everything has become simpler. I can’t think of any drawbacks.
How to Work with a PDF Online
Upgrade Your Skills to View & Edit PDFs
Many contracts and documents are signed electronically and saved in PDF because the format tends to be more secure. However, this means that viewing and editing PDFs can become complicated. See the advanced features of our powerful web-based tool that can satisfy all your requirements:
- Split PDFs into separate documents or pages.
- Merge several documents into a single one.
- Rotate pages and select a horizontal or vertical position.
- Work across your storage clouds.
- View and edit documents on the go.
- Combine and reorder files.
- Compress PDF papers for quick sharing and better storing.
- Manage your paperwork instantly and for free.
- Delete or extract the pages you need.
- Rest assured your information is protected.
All-in-one AltoPDF.com online service has the most common tools for working with a portable document format. All of them are free, with no registration required. Drag-and-drop functions make the process even more comfortable. This powerful browser application allows you to view, organize and process PDF documents and pages.
FAQ
AltoPDF is a free online platform that allows manipulations with PDF files. One of its significant features is that you can import files from Google Drive and once they are processed, export them back. The service allows converting of Word, PPT, JPG and PNG files fast, free, safe, easy and retaining the quality of the original document.