{
  "slug": "kmail",
  "category": "email-clients",
  "name": "KMail",
  "description": "KDE email client for Linux, part of the Kontact suite, with support for IMAP, POP3, OpenPGP and S/MIME.",
  "website": "https://apps.kde.org/kmail2/",
  "source": "https://invent.kde.org/pim/kmail",
  "license": null,
  "platforms": [
    "linux"
  ],
  "jurisdiction": {
    "code": "DE",
    "name": "Germany",
    "eyes": "Fourteen Eyes",
    "eu": true,
    "gdpr": true,
    "cloud_act": null
  },
  "pick": false,
  "pick_reason": null,
  "disclosure": null,
  "grade": "B",
  "score": 89,
  "coverage": 100,
  "summary": "KMail scores 89 out of 100 (grade B) on the email clients criteria. It meets 7 of 8 criteria: open source, no trackers or telemetry, no ads or data sales, OpenPGP support, connects directly, blocks remote content and works with any provider. It does not meet independent audit. It is based in Germany: Fourteen Eyes member; EU member (GDPR).",
  "url": "https://privacyratings.com/email-clients/kmail/",
  "markdown": "https://privacyratings.com/email-clients/kmail/index.md",
  "answers": {
    "open_source": {
      "title": "Open source",
      "weight": 3,
      "answer": "yes",
      "evidence": "https://apps.kde.org/kmail2/",
      "note": "GPL-2.0-or-later."
    },
    "no_trackers": {
      "title": "No trackers or telemetry",
      "weight": 3,
      "answer": "yes",
      "evidence": "https://kde.org/privacypolicy-apps/",
      "note": "No third-party trackers. Any telemetry in KDE apps is opt-in and off by default."
    },
    "no_ads": {
      "title": "No ads or data sales",
      "weight": 2,
      "answer": "yes",
      "evidence": "https://kde.org/donate/",
      "note": "KDE project funded by donations. No ads."
    },
    "independent_audit": {
      "title": "Independent audit",
      "weight": 2,
      "answer": "no",
      "evidence": null,
      "note": "No independent audit is published."
    },
    "transparency_report": {
      "title": "Transparency report",
      "weight": 2,
      "answer": "n/a",
      "evidence": null,
      "note": "Only applies to hosted services with a website to test."
    },
    "user_notice": {
      "title": "Tells users about requests",
      "weight": 1,
      "answer": "n/a",
      "evidence": null,
      "note": "Only applies to hosted services with a website to test."
    },
    "tls": {
      "title": "TLS configuration",
      "weight": 2,
      "answer": "n/a",
      "evidence": null,
      "note": "Only applies to hosted services with a website to test."
    },
    "security_headers": {
      "title": "Security headers",
      "weight": 1,
      "answer": "n/a",
      "evidence": null,
      "note": "Only applies to hosted services with a website to test."
    },
    "web_standards": {
      "title": "Modern web standards",
      "weight": 1,
      "answer": "n/a",
      "evidence": null,
      "note": "Only applies to hosted services with a website to test."
    },
    "openpgp": {
      "title": "OpenPGP support",
      "weight": 2,
      "answer": "yes",
      "evidence": "https://docs.kde.org/stable_kf6/en/kmail/kmail2/pgp.html",
      "note": "Inline OpenPGP, PGP/MIME and S/MIME are built in."
    },
    "no_cloud_relay": {
      "title": "Connects directly",
      "weight": 3,
      "answer": "yes",
      "evidence": "https://docs.kde.org/stable_kf6/en/kmail/kmail2/getting-started.html",
      "note": "Connects directly to mail servers. No vendor service is involved."
    },
    "remote_content_blocked": {
      "title": "Blocks remote content",
      "weight": 2,
      "answer": "yes",
      "evidence": "https://docs.kde.org/stable_kf6/en/kmail/kmail2/configure-security.html",
      "note": "External references in HTML mail are not loaded unless enabled in settings."
    },
    "any_provider": {
      "title": "Works with any provider",
      "weight": 1,
      "answer": "yes",
      "evidence": "https://docs.kde.org/stable_kf6/en/kmail/kmail2/getting-started.html",
      "note": "Works with any IMAP, POP3 and SMTP provider."
    }
  },
  "tests": {
    "ssllabs": null,
    "observatory": null,
    "internetnl_web": null,
    "internetnl_mail": null,
    "trackers": [],
    "tested_at": "2026-10-01T07:02:35.460Z"
  },
  "last_modified": "2026-10-01T07:44:20Z"
}