{
    "products": [
        {
            "slug": "mailbox-org",
            "name": "mailbox.org",
            "kind": "web",
            "website": "https://mailbox.org/en/",
            "page": "https://listme.name/software/mailbox-org",
            "tagline": "German email, drive and calendar hosted in German data centers",
            "summary": "mailbox.org is a German email, drive, calendar and video service run by Heinlein Gruppe, with data stored in certified German data centers. Plans start at 1 euro per month after a 30-day free trial, and the service advertises encryption in storage and in transit.",
            "developer": "Heinlein Gruppe",
            "platforms": [
                "web"
            ],
            "pricing": "subscription",
            "price_note": "Plans from 1 euro per month after a 30-day trial",
            "free_to_use": false,
            "open_source": false,
            "strengths": [
                "Data stored in certified German data centers",
                "Entry plan starts at 1 euro per month",
                "Email, drive, calendar and video in one account"
            ],
            "limits": [
                "No free plan after the 30-day trial",
                "Private Light includes only 2 GB of mail storage"
            ],
            "checked": "2026-10-10",
            "connected_to_publisher": false,
            "overview": "mailbox.org provides email, drive, calendar and video conferencing under one account, and stores its data in certified German data centers. The company says the service is GDPR-compliant and backed by ISO 27001 certification and BSI C5 attestation. Encryption covers data in storage and in transit, according to its site.\n\nThe Private Light plan costs 1 euro per month with 2 GB of mail storage, Standard costs 4 euros with 20 GB, and Premium costs 12 euros with 50 GB. Every plan includes aliases, and custom domain aliases are available on the higher plans. A 30-day free trial is offered, and the company publishes a transparency report."
        },
        {
            "slug": "posteo",
            "name": "Posteo",
            "kind": "web",
            "website": "https://posteo.de/en",
            "page": "https://listme.name/software/posteo",
            "tagline": "Ad-free email from a Berlin lab with anonymous registration",
            "summary": "Posteo is an ad-free email provider with a lab in Berlin, selling email, calendar, address book and notes for a monthly fee. Accounts start at 4 GB of storage for 1 euro per month, and registration needs no personal details.",
            "platforms": [
                "web"
            ],
            "pricing": "subscription",
            "price_note": "Accounts from 1 euro per month, with 4 GB of storage",
            "free_to_use": false,
            "open_source": false,
            "strengths": [
                "Registration needs no personal details",
                "Ad-free with no tracking or profiling",
                "Email, calendar, address book and notes in one account"
            ],
            "limits": [
                "The site lists no free plan",
                "Only the web platform is listed"
            ],
            "checked": "2026-10-10",
            "connected_to_publisher": false,
            "overview": "Posteo provides email, calendar, address book and notes under one account. It supports two-factor authentication with TOTP, and all stored data can be encrypted at the touch of a button. Address books sync over CardDAV with iOS and Android devices. Registration needs no personal details, and the site says it allows anonymized payment.\n\nAccounts cost 1 euro per month with a 4 GB mailbox that can be upgraded. The company describes itself as ad-free with no tracking or user profiling, and it says its power comes from 100% green energy. The site lists no free plan, and only the web platform is listed for the service."
        }
    ],
    "differences": [],
    "shared_rankings": [
        {
            "list": "secure-email-providers",
            "name": "Secure email providers",
            "page": "https://listme.name/best/secure-email-providers",
            "of": 10,
            "results": [
                {
                    "product": "mailbox-org",
                    "rank": 7,
                    "score": 81.5,
                    "verdict": "German data centers certified to ISO 27001, with plans from 1 euro a month after a 30-day trial. The entry plan has 2 GB of mail storage, and there is no free plan after the trial.",
                    "best_for": "German-hosted email with cheap entry plans",
                    "spec": {
                        "platforms": "Web",
                        "encryption": "Encryption at rest and in transit",
                        "hosting": "Germany (data centers)",
                        "free_plan": false
                    }
                },
                {
                    "product": "posteo",
                    "rank": 5,
                    "score": 84.5,
                    "verdict": "An ad-free account from 1 euro a month, with anonymous registration and optional encryption of stored data. The site lists no free plan, and only the web platform is listed.",
                    "best_for": "Ad-free, low-cost email with anonymous sign-up",
                    "spec": {
                        "platforms": "Web",
                        "encryption": "Optional encryption of stored data",
                        "hosting": "Berlin lab",
                        "free_plan": false
                    }
                }
            ]
        }
    ],
    "ranks_higher_in_closest_shared_list": "posteo",
    "page": "https://listme.name/compare/mailbox-org-vs-posteo",
    "json": "https://listme.name/api/v1/compare/mailbox-org-vs-posteo.json",
    "notes": [
        "Scores are editorial and only comparable inside one list. Products with connected_to_publisher true receive a disclosed ranking lift: https://listme.name/methodology"
    ],
    "source": "https://listme.name",
    "license": "Free to read and cite with attribution to listme.name.",
    "docs": "https://listme.name/developers"
}