Downloads

Which should I download, PowerFox or PowerFox Classic?

PowerFox is recommended for Mac OS X 10.7 Lion to macOS 10.14 Mojave, while PowerFox Classic is designed for Mac OS X 10.3 Panther, 10.4 Tiger, 10.5 Leopard, and 10.6 Snow Leopard.

This release may not be the latest as your browser is unable to fetch release information, likely due to its age. Please check for a newer version through PowerFox after downloading this release.

PowerFox Browser

PowerFox Browser based on Firefox 153 ESR for Mac OS X 10.7 Lion and above.

Released September 1, 2026

Version 153.2.0 ESR

Compatibility Mac OS X 10.7 or newer

PowerFox for Intel 64-bit ↓
Release notes, source code, and older versions ›

PowerFox Classic for Mac OS X Snow Leopard

PowerFox Classic for Macs running Mac OS X 10.6 Snow Leopard.

If you are unsure of which version to download, please choose the Intel 64-bit version for optimal performance on most Intel-based Mac computers.

Released August 26, 2026

Version 26.4.0

Compatibility Mac OS X 10.6 or newer

PowerFox for 10.6 Intel 64-bit ↓ PowerFox for 10.6 Intel 32-bit ↓
Release notes, source code, and older versions ›

PowerFox Classic for Mac OS X Leopard

PowerFox Classic for Intel-based Macs running Mac OS X 10.5 Leopard and PowerPC-based Macs running Mac OS X 10.5 Leopard or Mac OS X 10.6 Snow Leopard.

Released August 26, 2026

Version 26.4.0

Compatibility Mac OS X 10.5 or newer
PowerPC G4, PowerPC G5, or Intel processor

PowerFox for 10.5 PowerPC G4 ↓ PowerFox for 10.5 PowerPC G5 ↓ PowerFox for 10.5 Intel 32-bit ↓

PowerFox Classic for Mac OS X Tiger

PowerFox Classic for Intel-based and PowerPC-based Macs running Mac OS X 10.4 Tiger.

Released August 26, 2026

Version 26.4.0

Compatibility Mac OS X 10.4 or newer
PowerPC G3, PowerPC G4, PowerPC G5, or Intel processor

PowerFox for 10.4 PowerPC G3 ↓ PowerFox for 10.4 PowerPC G4 (7400) ↓ PowerFox for 10.4 PowerPC G4 (7450/7447) ↓ PowerFox for 10.4 PowerPC G5 ↓ PowerFox for 10.4 Intel 32-bit ↓

PowerFox Classic for Mac OS X Panther

PowerFox Classic for PowerPC-based Macs running Mac OS X 10.3 Panther.

Released August 26, 2026

Version 26.4.0

Compatibility Mac OS X 10.3 or newer
PowerPC G3, PowerPC G4, or PowerPC G5 processor

PowerFox for 10.3 PowerPC G3 ↓ PowerFox for 10.3 PowerPC G4 (7400) ↓ PowerFox for 10.3 PowerPC G4 (7450/7447) ↓ PowerFox for 10.3 PowerPC G5 ↓