Compare Lumo vs. Proton Mail

Lumo is an AI assistant focused on privacy, designed to harness the capabilities of generative AI while ensuring complete confidentiality in your conversations. Created by the privacy specialists behind Proton Mail and VPN, Lumo guarantees that your discussions are private, with no logs stored on its servers, and all saved conversations encrypted with zero-access encryption, which means that even Proton cannot access them. With an open-source framework, the service is both transparent and verifiable, allowing users to engage with it confidently. You can inquire about various topics with Lumo, whether it's summarizing documents, rewriting emails, assisting with coding, translating text, brainstorming ideas, and much more, all without worrying that your data will be used for training models or shared with outside parties. Conversations are protected with end-to-end encryption, and if you enable the AI’s web search feature, it utilizes privacy-conscious search engines. Accessible without the need for registration and available through both web and mobile applications, Lumo provides options for both free and premium plans. With its commitment to user privacy, Lumo stands out as a reliable choice for anyone concerned about the security of their information while interacting with AI.

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.