Free for one of everything. Pro for the rest.
One mail account, one calendar and one address book stay free, on every platform, with no card and no trial clock. More accounts, profiles, shared mailboxes, agents and API keys move to Pro.
Free
€0per month
The whole client for one account of each kind. No card, no trial clock, nothing switched off later.
- One mail account
- One calendar account
- One contacts account (CardDAV)
- Web & desktop, with iPhone & Android soon
- Desktop notifications, with mobile push soon
- Profiles & sender identities
- Shared mailboxes
- Agents & MCP
- API keys
Pro
Coming soon€8per month, planned
Every account you own in one place, plus the parts that make Skybox more than a mail client. Not on sale yet.
Opens a short survey: which of these you'd use, what Pro would be worth to you, and your email if you want to hear when it's ready.
- Unlimited mail accounts
- Unlimited calendar accounts
- Unlimited contacts accounts
- Web & desktop, with iPhone & Android soon
- Desktop notifications, with mobile push soon
- Profiles & sender identities
- Shared mailboxes
- Agents & MCP
- API keys