Convert Audio Files to
Chaptered Audiobooks

Merge MP3s, lectures, and podcast episodes into M4B audiobooks with chapters. Perfect for Apple Books, Plex, and Prologue.

Download on Mac App Store
Audiobook Binder Pro

Features

📚

Structure Your Audio

Turn scattered lecture recordings, podcast episodes, or MP3 collections into a single chaptered audiobook.

📑

Automatic Chapters

Each file becomes a chapter. Drag to reorder, click to rename. Your audio, perfectly organized.

🎧

Works Everywhere

Exports to M4B with chapter markers. Works with Apple Books, Plex, Prologue, and any M4B-compatible player.

📁

Drag & Drop Converter

Drop MP3, M4A, WAV, FLAC, AIFF, or AAC files. Convert entire folders to a single chaptered audiobook.

🏷️

Smart Metadata

Auto-extracts title, author, and cover art. Add your own details for a polished result.

💾

Multiple Projects

Work on several audiobooks at once. Auto-saves so you never lose progress.

Screenshots

Structure your audio — drag and drop files to get started Organize any audio — podcasts, lectures, MP3s automatically chaptered Edit chapters and metadata for a polished audiobook Beautiful in light and dark mode One-click export to Apple Books

FAQ

Can I turn lecture recordings into an audiobook?

Yes! Drop your lecture MP3s or recordings, and each file becomes a chapter. Perfect for reviewing course material on the go.

What is an M4B file?

M4B is Apple's audiobook format with chapter markers and bookmarking. Apple Books remembers your position when you pause — great for long-form audio.

Does it work with Apple Books?

Perfectly. Double-click the exported file to add it to your Apple Books library. Syncs across Mac, iPhone, and iPad.

What audio formats are supported?

MP3, M4A, WAV, FLAC, AIFF, AAC, and M4B for import. Exports to chaptered M4B at 128 kbps AAC.

Can I organize podcast episodes into one audiobook?

Absolutely. Drop the episodes in order, rename chapters if you like, and export. One file, fully chaptered.

Does it work with Plex, Prologue, and Audiobookshelf?

Yes. M4B is the standard audiobook format. Your exported files work with Plex, Prologue, Audiobookshelf, BookPlayer, and any app that supports M4B.

What macOS version is required?

macOS 14.0 (Sonoma) or later.

Is my data private?

The app works 100% offline — no accounts, no tracking, no data leaves your Mac. This website uses Google Analytics with your consent.

Privacy Policy

Summary

The app collects nothing. Audiobook Binder Pro works entirely on your Mac with no network access. This website uses Google Analytics to understand traffic sources.

Data Collection

  • The app: no personal information, no analytics, no network requests, no account required
  • This website: anonymous page view analytics only (Google Analytics)

Your Files

Audio files are processed locally. Exported M4B files are saved where you choose. Nothing leaves your Mac.

Contact

Questions? email@chandresh.net

Last updated: February 2026

Convert Your Audio Today

One-time purchase · No subscriptions · Works offline

Download on Mac App Store