If Express Zip's free version is too restrictive for your needs, many truly free, open-source alternatives exist that offer better functionality without needing a registration code:
Completely free, open-source, and supports a vast array of formats. better free express zip registration code
NCH Software offers a free version of Express Zip intended for home, non-commercial use. Go to the official NCH Software website. Search for the Express Zip product page. If Express Zip's free version is too restrictive
NCH Software frequently runs seasonal sales on their official website, offering up to 30% to 50% off. many truly free