Best Document Converters in 2026

Premium online PDF tool set.

Key iLovePDF features:

User-Friendly Interface Wide Range of Tools Free Version Available Cloud Integration

As the only API powered by the Prince HTML-to-PDF engine, DocRaptor provides the best support for complex PDFs with powerful support for headers, page breaks, page numbers, flexbox, watermarks, accessible PDFs, and much more.

Key DocRaptor features:

Ease of Use Customizable High-Quality Rendering Compliance

Try for free Open Source paid Free Trial $15 / Monthly (125+ Documents) Sponsored

PDF document management and conversion suite.

Key Smallpdf features:

User-Friendly Interface Wide Range of Tools Cloud Integration Security

convert anything to anything - more than 200 different audio, video, document, ebook, archive, image, spreadsheet and presentation formats supported.

Key CloudConvert features:

Versatility User-Friendly Interface Cloud Integration API Access

File Conversion in the Cloud .

Key Convertio features:

Ease of Use Wide Format Support Cloud Integration Cross-Platform Accessibility

Make your job easier with Adobe Acrobat DC, the trusted PDF creator. Use Acrobat to convert, edit and sign PDF files at your desk or on the go.

Key Adobe Acrobat DC features:

Comprehensive Features Cross-Platform Compatibility Cloud Integration Security Features

Split, merge and other powerful PDF tools.

Key Sejda features:

User-Friendly Interface Wide Range of PDF Tools Cloud Integration Security Features

Free conversion online of many type of documents (images, text, video, audio...

Key Zamzar features:

Ease of Use Supports Multiple Formats No Software Installation Needed Fast Conversion Speed

Convert almost any file type locally on your device - nothing gets uploaded to the cloud. Transform HEIC to JPG, MP4 to MP3, Word to PDF and more with complete privacy. Works on Mac, Windows and Linux.

Convert PDFs, Office files, and images in your browser. Simple, private and fast.

Key FileConvertLab features:

User-Friendly Interface Wide Range of Supported Formats High Conversion Speed Cloud-Based

Converter Tools is a free online service for converting files into different formats.

Key Converter Tools features:

User-Friendly Interface Wide Range of Conversions Free Access Web-Based Accessibility

Free online file converter for 198+ formats: images, video, audio, documents, ebooks, archives, PDF tools, OCR and compression.

Key KaijuConverter features:

Free to use Simple interface No installation required Quick conversion process

Stop losing time to upload bars and signup walls. Convert HEIC, shrink PDFs, pull MP3 from MP4, run DNS checks — 75+ tools that finish in your browser.

Key Omnvert features:

Free to Use Web-Based Convenience Multiple Format Support Simple Interface

The 100% local alternative to cloud document converters. Convert any document to clean Markdown/JSON, 100% local.

Key Sygal.app features:

100% Local Processing Multi-format input Markdown + JSON output OCR (opt-in, bring your own key)

paid Free Trial €25 / One-off (Lifetime license)