Fully Offline
Your audio never leaves your machine. No upload, no cloud processing — everything runs locally on your Mac using the same FFmpeg engine.
New — Mac standalone app
BatchesBrew for Mac
The full BatchesBrew experience as a native Mac app. Batch normalize and rename hundreds of audio files offline — no browser, no upload limits, no internet required.
No File Limits
One-time purchase means no monthly quotas. Process thousands of files without tracking usage or worrying about overages.
Universal Binary
Native support for Apple Silicon (M1/M2/M3/M4) and Intel Macs. Optimized performance on every Mac.
One-Time Purchase
Buy once, use forever. Includes one year of free updates. No subscription, no recurring billing.
EBU R128
EU broadcast standard
-23 LUFS
ATSC A/85
US broadcast standard
-24 LKFS
Spotify / Apple Music
Streaming platforms
-14 LUFS
Podcasts / YouTube
Video & podcast
-16 LUFS
Full Scale
Safety headroom
-0.1 dBFS
-9 dBFS
Old school mastering
-9 dBFS
What You Get
- ✓ Batch process hundreds of files at once — Drop a folder, select your standards, download organized results
- ✓ Multiple output formats — WAV (16/24/32-bit), MP3 (128–320 kbps), M4A/AAC (128–256 kbps)
- ✓ Automatic file renaming — Files named by loudness standard automatically so you always know which version is which
- ✓ Sample rate conversion — Output at 44.1 kHz, 48 kHz, or 96 kHz
- ✓ Processes locally — Uses the same FFmpeg-powered engine, entirely on your Mac, with no data leaving your machine
Mac App vs. Web App
| Mac App | Web App | |
|---|---|---|
| Works offline | ✓ Fully offline | Requires internet |
| File limits | Unlimited | By plan (3–unlimited/mo) |
| Pricing model | One-time purchase | Monthly subscription |
| Platforms | macOS only | Any browser, any OS |
| All loudness standards | ✓ | ✓ |
| WAV / MP3 / M4A output | ✓ | ✓ |
| Automatic file renaming | ✓ | ✓ |
Frequently Asked Questions
Does the Mac app require an internet connection?
No. All processing happens locally on your Mac. An internet connection is only needed to activate your licence key after purchase.
Does it work on Apple Silicon (M-series) Macs?
Yes. BatchesBrew for Mac is a universal binary, running natively on Apple Silicon (M1, M2, M3, M4) and Intel Macs.
What macOS version is required?
macOS 12 Monterey or later.
How does the 30-day free trial work?
Download the app and use it fully featured for 30 days. No account or credit card required. Purchase a licence key when you're ready to continue.
What does "one year of free updates" mean?
Your purchase includes all new versions released within 12 months of your purchase date. After that, you can continue using your current version indefinitely.
Is the web app included with the Mac app purchase?
No — they are separate products. The Mac app is a one-time purchase for offline use; the web app is subscription-based and works in any browser.
Download Free Trial
30-day free trial · One-time purchase · No subscription