Compare Custom Email Hosting vs. Proton Mail

Custom Email Hosting is a business-focused email solution that combines affordability, reliability, and enterprise-grade security. Designed to meet the needs of small businesses through large organizations, it guarantees 99.9% uptime and rapid delivery, even under heavy usage. Storage flexibility is built in, with options from 10 GB for basic accounts to 1 TB for enterprise-level users. Companies can manage multiple domains, create up to 50 aliases, and handle attachments of up to 2 GB with ease. Built-in protection includes advanced spam filtering, virus detection, encryption, and compliance with GDPR standards. Custom domain support makes it easy to create professional email addresses, while DNS, SPF, DKIM, and DMARC tools ensure secure domain management. With integration into Google Workspace, Microsoft 365, and other productivity platforms, it fits seamlessly into existing workflows. Add to that 24/7 customer service and scalable pricing plans starting at just $0.99 per user, and Custom Email Hosting becomes a flexible, cost-effective choice for any business.

Secure your company’s communications with Proton Mail — the business email solution trusted by over 50,000 organizations. With end-to-end encryption built in, your internal and external communications stay confidential by default. Proton Mail helps your business meet GDPR, HIPAA, and other compliance standards, while giving you full control over your data under strong Swiss privacy laws. Empower your team with encrypted email and calendar, support for your custom email domains, professional branding, and simple migration from providers like Google Workspace or Microsoft 365 — no IT team required.