Calendly is named in nearly every answer; Cal.com in three of every five.

BrandNeutral-question visibility95% CIAll questionsAnswers naming it
Calendly96.7%94.5%98%96.4%410 of 424
Cal.comyou62%57.3%66.5%63.7%263 of 424
Acuity46.5%41.8%51.2%43.9%197 of 424
Chili Piper37%32.6%41.7%35%157 of 424
HubSpot Meetings34%29.6%38.6%32.1%144 of 424
SavvyCal33%28.7%37.6%31.2%140 of 424
Microsoft Bookings28.1%24%32.5%26.7%119 of 424
Doodle25%21.1%29.3%25.2%106 of 424
Sources & method

Visibility = the share of category answers that name the brand. Neutral questions exclude brand-naming prompts (the precise term: non-branded), since a question that names a brand trivially returns it.

Every engine names Calendly more often than Cal.com.

AI visibility by engine and brand

Reading this: rows are brands, columns are engines, each cell is the share of that engine’s scored answers naming the brand, all prompts (n = 89–90 answers per engine). Click an engine to sort; Cal.com stays pinned. Source: 5-engine web-grounded AI panel, judge-scored, July 3, 2026.

Brand
Cal.com76.4%71.1%54.4%62.2%54.4%
Calendly100%100%100%97.8%84.4%
Acuity44.9%47.8%46.7%42.2%37.8%
Chili Piper41.6%41.1%43.3%28.9%20%
HubSpot Meetings50.6%42.2%23.3%33.3%11.1%
SavvyCal33.7%50%41.1%20%11.1%
Microsoft Bookings34.8%37.8%35.6%15.6%10%
Doodle36%23.3%18.9%33.3%14.4%

Cal.com is weakest on small-business, service, and sales-routing questions.

CategoryCal.comCalendlyAcuityn
SMB & appointments4%96%88%25
Sales routing20%94%2%50
Service business24%98%100%50
AI scheduling48%84%12%25
Enterprise60%100%0%25
Integrations & embed60%96%68%25
General category67.3%100%49%49
Decision & evaluation80%100%72%25
Sales & startup92%96%12%25
Comparison94%96%40%50
Calendly alternatives96%98%70%50
Open source & developer100%96%8%50

All 17 buyer questions follow, Cal.com’s weakest first.

Cal.com’s biggest openings are the questions where a competitor shows up and it does not.

QuestionCal.comCalendlyn
What’s the best appointment scheduling software for a small business?4%96%25
I run a service business and need clients to book and pay for appointments online. What software handles that?4%96%25
How can inbound leads book a meeting with the right sales rep automatically after filling out a form?16%96%25
Our sales team needs round-robin meeting scheduling with lead routing. What should we use?24%92%25
What’s the best online booking tool for consultants and coaches?44%100%25
What are the best AI scheduling assistants for automatically booking and managing meetings?48%84%25
We’re rolling out a company-wide meeting scheduler and need SSO, admin controls, and SOC 2. Which platforms fit?60%100%25
I need to embed a booking calendar on my website that syncs with Google Calendar and Zoom. What tools do that well?60%96%25
What’s the best scheduling tool for booking meetings with clients?66.7%100%24
What’s a good free scheduling tool for booking meetings?68%100%25
We’re choosing a meeting-scheduling platform for our company. What should we evaluate and which tools lead?80%100%25
What scheduling software should a startup use to let prospects book demos?92%96%25
Calendly is getting expensive for our team. What are cheaper alternatives that do the same thing?96%96%25
What are the best Calendly alternatives?96%100%25
Compare the leading scheduling tools, which ones are best for which use cases?96%100%25
What’s a good scheduling tool for developers that’s customizable via API?100%92%25
I want an open-source scheduling tool I can self-host and customize. What are my options?100%100%25

The engines cite third parties more than either brand.

Across 3,586 citations, third-party listicle domains collectively out-cite both brands: sites neither company controls are writing the answers.

DomainCitation share
cal.com5%
calendly.com5%
youtube.com4%
youcanbook.me3%
lunacal.ai2%
calendly-alternatives.org2%
revenuehero.io2%
chilipiper.com2%
reddit.com2%
github.com2%
koalendar.com1%
efficient.app1%
zapier.com/blog
Zapier blog listicle: The 5 best appointment schedulers and booking apps
This is the kind of page the engines read instead of yours: a third-party “best scheduling apps” listicle (here, Zapier’s). Whoever a page like this ranks first is who the AI tends to name first.

Read the actual answers.

Every percentage on this page comes from real answers the engines gave. Here is one representative answer for each buyer question, across all five generative AI platforms, with Cal.com and its competitors highlighted. Open any card to read the full response, the judge’s reasoning, the competitors it named, and the sources it cited.

Loading answers…

Here is how everything was measured. 17 category questions plus one brand-naming comparison, each asked 5 times per engine across ChatGPT, Claude, Gemini, Google AI Overviews, and Perplexity on July 3, 2026 (449 scored answers). A brand counts as named only on a deterministic string match in the answer, so the count can’t be inflated by a model listing competitors it merely knows about. Headline rates carry Wilson 95% confidence intervals: the range the true rate could plausibly be, given the sample size. Every number is from one live collection run; nothing is modeled or estimated.
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