How many EPUB files can I merge at once?

Free users can merge up to 10 files at once. Pro users can merge up to 50 files in a single operation.

Does merging preserve formatting and images?

Yes. The merge tool preserves each book's CSS, images, fonts, and chapter structure. A combined table of contents is generated automatically.

Each file can be up to 5MB on the free tier, and one merge carries 20MB of files in total. Pro raises the ceiling to 30MB per merge.

Combine multiple EPUB ebooks into one file. Free online EPUB merger - no sign up, no install. Drag, drop, merge. Works on any device.

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How many EPUB files can I merge at once?: Free users can merge up to 10 files at once. Pro users can merge up to 50 files in a single operation.
Does merging preserve formatting and images?: Yes. The merge tool preserves each book's CSS, images, fonts, and chapter structure. A combined table of contents is generated automatically.
What is the maximum file size for merging?: Each file can be up to 5MB on the free tier, and one merge carries 20MB of files in total. Pro raises the ceiling to 30MB per merge.