Compared August 2026
Say When vs Cal.com
Say When and Cal.com approach scheduling from different categories: Say When places a short list of specific, held times inside your email, while Cal.com primarily gives recipients a booking-page link. Choose Say When for personal one-click offers; choose Cal.com for configurable scheduling pages, team workflows, or its free individual plan.
An email-native offer, or a configurable booking page
Say When starts with the message you are already writing and holds every live time you paste. Cal.com starts with a configurable booking page where recipients inspect availability and choose a slot. Both can protect the final booking with a live calendar check, but Cal.com does not hold each offered time while the link is open.
Say When vs Cal.com, feature by feature.
| Feature | Say When | Cal.com |
|---|---|---|
| Where your times live | In your email, in your words | On a booking page |
| Offered times held on your calendar | Always — every live offer | No |
| Double-booking protection | Holds, plus a live re-check at click | Live check at click |
| Recipient booking | One click; no account required | No account required |
| Native desktop app with a global hotkey | Mac and Windows | No |
| Calendar support | Google Calendar and Microsoft Outlook | Google, Outlook, iCloud, and CalDAV |
| Starting price | US$25/mo, or US$240/year (US$20/mo billed annually) | Free for individuals; teams from US$12/mo as of August 2026 |
Cal.com pricing is stated as of August 2026. In April 2026, Cal.com announced that its production codebase was moving to closed source. Cal.diy is the separate MIT-licensed fork for people evaluating an open-source, self-hosted path.
Sources: Cal.com pricing, Cal.com closed-source announcement, Cal.diy technical explanation.
Different products for different scheduling habits
Say When combines a native Mac and Windows hotkey app, Google Calendar and Microsoft Outlook, default holds on every live offer, and one-click booking without a recipient account. Cal.com emphasizes event types, booking pages, integrations, and team-oriented scheduling controls.
When Cal.com is the better choice
Cal.com is the better choice when its free individual plan fits your needs, when a configurable booking page is the product you want, or when team scheduling and integrations matter more than holding a personal shortlist inside an email. For an open-source self-hosting path, evaluate the separate Cal.diy fork rather than the Cal.com production service.
Questions about Say When and Cal.com
Is Say When a Cal.com alternative?
Yes, when you want to send a few specific, held times in an email rather than direct someone to a configurable booking page. Say When is native to Mac and Windows and works with Google Calendar and Microsoft Outlook.
Is Cal.com still open source?
Cal.com announced in April 2026 that its production codebase was moving to closed source. Cal.diy is the separate MIT-licensed fork for people who want to evaluate an open-source, self-hosted option.
When is Cal.com better than Say When?
Cal.com is better when you want its free individual plan, configurable booking pages, integrations, or team scheduling workflows. Say When is focused on personal offers whose specific times are held and pasted into your existing email.
Offer times without leaving your email.
Say When works on Mac and Windows with Google Calendar and Microsoft Outlook. Plans are US$25 monthly or US$240 annually, after a 14-day free trial of the full product.
Download for Mac or Windows