Best Free PDF to EPUB Converter Online 2026 (No Upload Required)

Looking for the best way to convert PDF to EPUB for free? We tested and compared 10 popular PDF to EPUB converters — Convertio, CloudConvert, Zamzar, PDF24, online-convert.com, OnlineConverter, online2pdf, pdf.to, CleverPDF, and CheersPDF — so you don’t have to.

What We Tested

We evaluated each PDF to EPUB converter on five criteria:

1. Privacy — Does the tool upload your files to a server?
2. Cost — Is it truly free with no hidden limits?
3. Output Quality — Does the EPUB maintain formatting, images, and chapter structure?
4. Speed — How fast is the conversion process?
5. Ease of Use — How many steps from file selection to download?

The Complete Comparison

1. CheersPDF — Best Overall (Free, Private, Fast)

CheersPDF stands out from every other converter on this list because it’s the only one that doesn’t upload your files. The entire conversion happens locally in your browser using Web Workers.

• ✓ 100% free with no limits or daily caps
• ✓ No file upload — complete privacy
• ✓ Instant conversion (2-5 seconds for most files)
• ✓ No account or email required
• ✓ Works offline after initial page load
• ✓ Clean EPUB output with proper chapter structure

Best for: Anyone who wants fast, private PDF to EPUB conversion without compromises.

2. Convertio — Popular but Upload-Based

Convertio is one of the most well-known file conversion platforms, supporting hundreds of format combinations. For PDF to EPUB, it produces reasonable output but requires uploading your file.

• ✓ Wide format support
• ✓ Clean interface
• ✗ Files uploaded to servers
• ✗ 100 MB limit on free tier
• ✗ 10-minute conversion limit (free)

3. CloudConvert — Powerful but Limited Free Tier

CloudConvert offers high-quality conversions with customizable settings. The free tier gives you 25 conversions per day, which is generous but still requires file uploads.

• ✓ High-quality output
• ✓ API available for developers
• ✗ Files uploaded to servers
• ✗ 25 free conversions/day limit

4. Zamzar — Veteran Converter

Zamzar has been around since 2006 and supports a wide range of formats. The free tier limits files to 50 MB and requires an email for delivery on the classic version.

• ✓ Long track record
• ✗ 50 MB file limit (free)
• ✗ Files uploaded to servers
• ✗ Slower conversion speed

5. PDF24 — Generous Free Offering

PDF24 offers a comprehensive suite of PDF tools for free, including PDF to EPUB conversion. It’s one of the more generous free options, but still requires file uploads.

• ✓ Genuinely free
• ✓ Many PDF tools available
• ✗ Files uploaded to servers
• ✗ EPUB output quality varies

How to Convert PDF to EPUB for Free (Step-by-Step)

Using CheersPDF, the process takes about 10 seconds:

1. Open CheersPDF PDF to EPUB converter in any browser
2. Click “Choose File” or drag and drop your PDF
3. The conversion starts automatically in your browser
4. Download the resulting EPUB file

No signup, no email, no upload, no waiting. Whether you search for “convertir pdf a epub,” “pdf para epub,” or “convert pdf to epub free” — CheersPDF works in any language and on any device.

The Verdict

For PDF to EPUB conversion in 2026, CheersPDF is our top recommendation. It’s the only tool that combines genuine privacy (no upload), zero cost (no freemium tricks), and fast, high-quality output. The other tools on this list are capable, but they all require uploading your files to remote servers.

Editorial Contributor

Written by Ishaan Reddy

Ishaan pushes the physical limits of Google's V8 Javascript engine, architecting local converters that exceed the benchmark speeds of traditional desktop applications.