The tool question is really a host question
Calendly, SavvyCal, TidyCal, and a CRM's built-in meeting link all do the same basic job: turn a guest's yes into a booked slot without a five-email thread. They are not ranked best to worst. Each one is built for a different way of running a show, and the fit shows up fast once you know which host you are.
The host who wants free and simple: Calendly
This is the host booking one or two guests a month who wants a link today, not a setup project. Calendly's free tier covers a single event type, timezone conversion, and calendar sync, and most guests already recognize the interface from some other meeting they booked this year.
The free tier caps out fast. One event type means one interview format, so a host running both a standard episode and a shorter bonus segment needs the paid tier to keep the two apart. Buffers, custom questions, and multiple calendars also sit behind the upgrade. For a show still finding its shape, the free version is enough to stop the email back-and-forth, and that is the whole point at this stage.
The host who hates timezone math: SavvyCal
This is the host who books guests across enough time zones that the booking page itself becomes the problem. SavvyCal's overlay shows a guest their own calendar laid next to your open slots, so they see the real overlap instead of converting your hours in their head.
The other tools convert time zones too; SavvyCal makes the guest see their own week while they pick, which cuts down the accidental 6 a.m. booking that automatic conversion alone still allows. For the actual settings, buffers, and notice windows that make an interview slot different from a sales-call slot, scheduling international guests without friction covers the setup once so you are not rebuilding it here.
The host on a budget: TidyCal
This is the host who has been recording for years, books guests steadily, and does not want a scheduling tool added to the pile of monthly software charges. TidyCal sells as a one-time purchase instead of a subscription, which is the entire pitch for a host counting line items.
The tradeoff is fewer integrations and a plainer booking page than Calendly or SavvyCal offer. For a host whose needs stop at zone detection, buffers, and a confirmation email, that plainness is not a loss. It is one fewer recurring charge on a show that already runs on a tight budget.
The host who wants booking inside their CRM: a booking CRM's meeting link
This is the host already running guest outreach through a sales or contact CRM, pitching guests, tracking replies, and sending follow-ups from that one system. Using that system's own meeting link keeps the booked call on the same contact record as every email already sent, instead of opening a fourth tool to check.
A general CRM's meeting link is still built around a sales pipeline: deal stages, quote values, and close dates that have nothing to do with an episode. The booked time lands on the contact, but the guest pipeline, the follow-up cadence, and the sponsor tracking a show actually runs on live somewhere else. Pod Green Room is the podcast CRM built around that guest pipeline instead of a sales one. Pod Green Room holds the booked time, the guest's history, and the follow-up cadence on one record, not split across a sales tool and a spreadsheet.
What actually decides it
Skip the feature list and answer one question: what already exists in your workflow that a scheduling tool has to fit around? A free budget, a run of international guests, an aversion to subscriptions, or a CRM you already live in each point at a different tool, and none of the four is wrong for the host it fits.
Whichever one you pick, a booked slot is not a kept slot. A confirmation funnel is what keeps the guest on the calendar between the booking and the actual recording, and no scheduling tool on this list runs that sequence for you.
One tool per booking, one record for the show
Over a season, the tool that booked a slot matters less than what you can see once the slot is filled. A host who has booked forty guests through three different tools over two years cannot compare them without pulling three exports and lining up the dates by hand.
A guest pipeline is what turns forty separate bookings into one record you can actually read across: who confirmed fast, who needed three nudges, who is worth inviting back for a second episode. That comparison is the reason the tool matters less than where its result ends up.