Spark Mail
sparkmailapp.comCross-platform email app with a smart inbox and team collaboration tools.
Cross-platform email app with a smart inbox and team collaboration tools.
An encrypted inbox with integrated calendar and contacts
Custom-domain forwarding with optional encrypted mailboxes
Swiss domain email with administration and protected-message options
A mail client with integrated PGP and S/MIME key workflows
Gmail encryption with organization policy and access controls
Central S/MIME and PGP with an encrypted-PDF fallback
Forwarding aliases with custom domains, replies and webhooks
Custom-domain alias routing with adjustable logging controls
Terminal email with PGP and several mailbox backends
Clean text copied between applications
Email conversion with filtering and archive-format support
Private email hosting within a German collaboration suite
Private paid mail with disposable aliases and email-client access
Protected email delivery with recipient verification and pre-send checks
Policy-based email encryption and outbound data controls
Hosted email organized around a separate address for each label
Customer correspondence that gives recipients their own retained copies
B2B CRM that gathers contact context from connected tools
Warehouse-connected lifecycle campaigns with explicit entry and re-entry controls
Survey research across email, websites and mobile apps
Reusable email campaigns with behavioural triggers and CRM connections
AI data analyst that answers questions in Slack, Microsoft Teams, email or the app