Compare software

33Mail vs Forward Email: catalog facts
33Mail	Forward Email
Best for: Disposable email forwarder offering unlimited free aliases	Best for: Open-source email forwarding service for custom domains
Free Free for unlimited aliases on the 33mail subdomain.	Free + paid options Free tier available for custom domain forwarding, open source.
Web	Web
Unlimited free aliases on the service's subdomain Simple to create a new alias on demand for any signup	Unlimited aliases and generous free storage for custom domain forwarding Fully open source rather than a closed proprietary forwarder
Aliases live on 33mail's shared subdomain rather than a custom domain on the free tier Long-running service with a dated interface compared to newer alternatives	Requires owning and configuring a custom domain to get the full benefit Advanced use cases may require comfort with DNS configuration
Web application	Web application
Not open source	Open source
License not stated	License not stated
Not stated if an account is needed	Not stated if an account is needed
Not stated if it works offline	Not stated if it works offline
Official website Full listing and sources Sources for 33Mail 33mail.com Catalog checked September 22, 2026	Official website Full listing and sources Sources for Forward Email forwardemail.net Catalog checked September 22, 2026

“Not stated” means we have not confirmed it. Features can vary by device and plan.