Websites Powered by Calendly
177,512 websites tracked using Calendly (Appointment scheduling) · calendly.com
Calendly is a appointment-scheduling and booking tool. Its official site is calendly.com. PoweredBy tracks the websites that use Calendly across the public web; the tracked counts, adoption trend, and site list on this page are updated from our ongoing crawl of the appointment scheduling ecosystem.
Usage trend
20K
40K
60K
80K
Feb 2021
Jul 2022
Dec 2023
May 2025
Oct 2026
Domains observed using Calendly in each month's HTTP Archive crawl,
Feb 2021 to Oct 2026 · peak 60,908 in Feb 2025. The tracked total above also
counts sites not re-crawled recently.
Core Web Vitals
LCP 1.9 s
INP 75 ms
CLS 0
TTFB 800 ms
Median site among 53,265 Calendly sites with Chrome UX data, p75 values, Oct 2026.
Top countries
United States
16,473
Germany
15,936
India
6,800
France
5,295
Italy
5,047
United Kingdom
4,696
Canada
3,838
Spain
3,075
Sites using Calendly by audience country, Chrome UX Report.
Usage by industry
| Industry | Share | Websites |
|---|---|---|
| Professional services | 2.59% | 1,411 |
| Finance and insurance | 2.46% | 512 |
| Legal | 1.74% | 489 |
| Software and apps | 1.25% | 2,011 |
| Education | 1.15% | 727 |
| Home and construction | 0.71% | 433 |
| Beauty and wellness | 0.71% | 219 |
| Healthcare | 0.60% | 763 |
| Real estate | 0.54% | 436 |
| Non-profit and religious | 0.52% | 54 |
| Sports and fitness | 0.50% | 109 |
| Arts and entertainment | 0.48% | 248 |
Share of each industry's websites with a detected stack that use Calendly; industries come from what sites declare in their own structured data.
Top sites by authority
9+
6% · 24 of 372 sites
8+
2% · 188 of 7,677 sites
7+
1% · 578 of 45,712 sites
6+
<1% · 1,095 of 110,136 sites
5+
<1% · 2,029 of 246,751 sites
The share of the web's most authoritative domains, by Open Page Rank tier, seen running Calendly in recent crawls. Only 372 domains worldwide score 9 or higher.
Websites using Calendly
| # | Domain | Open Page RankOPR | Est. monthly visits (US)Visits (US) | Keywords | First seen |
|---|---|---|---|---|---|
| 101 | reservix.de | 8.50/10 | 250 | 899 | Aug 2022 |
| 102 | hostingersite.com | 8.49/10 | - | - | Mar 2026 |
| 103 | fastly.net | 8.49/10 | - | - | Nov 2021 |
| 104 | unfpa.org | 8.49/10 | 44,500 | 14,245 | Jul 2026 |
| 105 | temple.edu | 8.49/10 | 129,800 | 26,423 | Jul 2025 |
| 106 | uni-tuebingen.de | 8.49/10 | 2,900 | 2,712 | Apr 2026 |
| 107 | unm.edu | 8.49/10 | 35,300 | 18,041 | Feb 2021 |
| 108 | personio.de | 8.48/10 | 340 | 449 | Jul 2022 |
| 109 | uwo.ca | 8.44/10 | 24,700 | 12,317 | Aug 2023 |
| 110 | comscore.com | 8.42/10 | 4,900 | 3,887 | Jul 2022 |
| 111 | mykajabi.com | 8.42/10 | - | - | Oct 2021 |
| 112 | lsu.edu | 8.42/10 | 344,300 | 58,083 | Feb 2023 |
| 113 | aerzteblatt.de | 8.42/10 | 1,200 | 2,284 | Aug 2024 |
| 114 | unh.edu | 8.42/10 | 157,800 | 35,868 | Oct 2024 |
| 115 | systeme.io | 8.40/10 | 5,900 | 3,761 | Apr 2024 |
| 116 | ansi.org | 8.40/10 | 10,600 | 7,116 | Apr 2025 |
| 117 | circle.so | 8.39/10 | 10,500 | 2,472 | Oct 2022 |
| 118 | muenchen.de | 8.39/10 | 38,100 | 5,555 | Nov 2022 |
| 119 | mn.co | 8.38/10 | - | - | Mar 2023 |
| 120 | uni-freiburg.de | 8.37/10 | 4,000 | 1,793 | Apr 2024 |
| 121 | beta.gouv.fr | 8.36/10 | 40 | 49 | Oct 2022 |
| 122 | kinsta.cloud | 8.35/10 | - | - | Jan 2023 |
| 123 | fiu.edu | 8.35/10 | 117,600 | 25,964 | Aug 2024 |
| 124 | framer.website | 8.34/10 | - | - | Jun 2023 |
| 125 | bristol.ac.uk | 8.33/10 | 52,100 | 24,733 | Jul 2026 |
| 126 | churchcenter.com | 8.31/10 | 1,500 | 85 | Sep 2024 |
| 127 | libguides.com | 8.31/10 | - | - | Sep 2022 |
| 128 | uab.edu | 8.31/10 | 329,600 | 87,881 | Oct 2025 |
| 129 | breezy.hr | 8.30/10 | 18,900 | 9,878 | Jun 2025 |
| 130 | haufe.de | 8.29/10 | 140 | 870 | Jul 2022 |
| 131 | uni-mainz.de | 8.28/10 | 2,800 | 316 | Oct 2025 |
| 132 | firebaseapp.com | 8.27/10 | - | - | Aug 2022 |
| 133 | iit.edu | 8.27/10 | 80,200 | 26,444 | Nov 2022 |
| 134 | upc.edu | 8.27/10 | 1,400 | 1,502 | Jan 2023 |
| 135 | uark.edu | 8.26/10 | 90,000 | 8,688 | Feb 2025 |
| 136 | unlv.edu | 8.26/10 | 316,600 | 57,351 | May 2023 |
| 137 | betterstack.com | 8.25/10 | 23,300 | 16,486 | Feb 2022 |
| 138 | shoper.pl | 8.25/10 | 79 | 62 | May 2024 |
| 139 | mercedes-benz.com | 8.25/10 | 186,400 | 15,625 | Jul 2022 |
| 140 | 9292.nl | 8.25/10 | 460 | 1,231 | Jun 2023 |
| 141 | peta.org | 8.25/10 | 230,100 | 83,662 | Oct 2022 |
| 142 | beck.de | 8.24/10 | 17 | 2 | Mar 2024 |
| 143 | houstonchronicle.com | 8.24/10 | 552,200 | 335,850 | Aug 2025 |
| 144 | wwf.de | 8.24/10 | 530 | 726 | Jul 2022 |
| 145 | du.edu | 8.24/10 | 98,500 | 37,216 | Jul 2021 |
| 146 | augsburger-allgemeine.de | 8.24/10 | 4,200 | 7,142 | Aug 2022 |
| 147 | drk.de | 8.23/10 | 2,400 | 843 | Nov 2022 |
| 148 | mez.ink | 8.22/10 | 1,500 | 2,239 | May 2024 |
| 149 | unisg.ch | 8.22/10 | 6,200 | 3,093 | Sep 2022 |
| 150 | getbento.com | 8.18/10 | 10,200 | 3,407 | Jun 2023 |
| 151 | curator.io | 8.18/10 | 5,100 | 2,769 | Feb 2026 |
| 152 | hslu.ch | 8.18/10 | 290 | 438 | Sep 2023 |
| 153 | edupage.org | 8.17/10 | 510 | 88 | Sep 2026 |
| 154 | replit.app | 8.16/10 | - | - | Aug 2025 |
| 155 | manychat.com | 8.15/10 | 17,400 | 12,470 | Sep 2022 |
| 156 | db.com | 8.13/10 | 43,800 | 5,061 | Aug 2022 |
| 157 | comodo.com | 8.12/10 | 6,800 | 2,732 | Nov 2023 |
| 158 | uct.ac.za | 8.12/10 | 2,300 | 2,112 | Jun 2026 |
| 159 | messe-stuttgart.de | 8.12/10 | 670 | 389 | Jul 2022 |
| 160 | optimonk.com | 8.11/10 | 10,000 | 5,255 | Feb 2021 |
| 161 | wuv.de | 8.11/10 | 34 | 330 | Jul 2022 |
| 162 | janeapp.com | 8.10/10 | - | - | Sep 2022 |
| 163 | setmore.com | 8.10/10 | 9,300 | 4,080 | Oct 2025 |
| 164 | clickmeeting.com | 8.10/10 | 1,300 | 1,070 | Sep 2022 |
| 165 | niu.edu | 8.09/10 | 262,400 | 46,167 | May 2025 |
| 166 | canlii.org | 8.08/10 | 5,600 | 8,219 | Jul 2026 |
| 167 | hannovermesse.de | 8.08/10 | 1,100 | 1,396 | Aug 2025 |
| 168 | mybigcommerce.com | 8.06/10 | - | - | Aug 2026 |
| 169 | greenpeace.de | 8.06/10 | 44 | 318 | Jul 2022 |
| 170 | rsi.ch | 8.06/10 | 2,500 | 5,120 | Sep 2023 |
| 171 | bogos.io | 8.05/10 | 300 | 423 | May 2024 |
| 172 | frame.io | 8.05/10 | 24,500 | 8,791 | Oct 2025 |
| 173 | quilljs.com | 8.04/10 | 33,400 | 6,671 | Jul 2024 |
| 174 | komi.io | 8.04/10 | 270 | 289 | Dec 2025 |
| 175 | cira.ca | 8.03/10 | 3,200 | 1,112 | Aug 2023 |
| 176 | rewe.de | 8.03/10 | 3,700 | 6,504 | Nov 2022 |
| 177 | openvpn.net | 8.02/10 | 37,000 | 23,557 | Sep 2025 |
| 178 | fussball.de | 8.02/10 | 390 | 916 | Apr 2025 |
| 179 | lawinsider.com | 8.02/10 | 572,100 | 271,788 | Aug 2023 |
| 180 | johanniter.de | 8.02/10 | 130 | 269 | Jul 2022 |
| 181 | newsbreak.com | 8.02/10 | 1,596,000 | 1,129,377 | Jun 2023 |
| 182 | termageddon.com | 8.01/10 | 710 | 593 | Jul 2022 |
| 183 | unstoppabledomains.com | 8.00/10 | 10,100 | 1,639 | Aug 2026 |
| 184 | wbs.legal | 8.00/10 | 330 | 432 | Dec 2022 |
| 185 | learnworlds.com | 8.00/10 | 6,900 | 5,212 | Aug 2022 |
| 186 | dfb.de | 8.00/10 | 21,200 | 4,241 | Aug 2022 |
| 187 | usfca.edu | 8.00/10 | 147,400 | 26,729 | Feb 2026 |
| 188 | bard.edu | 8.00/10 | 17,100 | 10,240 | Sep 2023 |
| 189 | mitiendanube.com | 7.99/10 | - | - | Oct 2022 |
| 190 | remax.com | 7.99/10 | 718,300 | 498,733 | Jan 2025 |
| 191 | hec.ca | 7.99/10 | 4,600 | 2,911 | Dec 2021 |
| 192 | njit.edu | 7.99/10 | 46,600 | 14,194 | Oct 2024 |
| 193 | gravityforms.com | 7.98/10 | 10,700 | 5,533 | Dec 2025 |
| 194 | hhu.de | 7.98/10 | 1,500 | 307 | Dec 2022 |
| 195 | rescuetime.com | 7.97/10 | 3,800 | 4,643 | Dec 2024 |
| 196 | ondemand.com | 7.96/10 | - | - | Oct 2026 |
| 197 | myflodesk.com | 7.96/10 | - | - | Feb 2024 |
| 198 | subscribepage.io | 7.96/10 | 200 | 342 | Aug 2026 |
| 199 | kennesaw.edu | 7.96/10 | 250,400 | 36,571 | Sep 2022 |
| 200 | cuanschutz.edu | 7.95/10 | 31,400 | 11,957 | Dec 2024 |
Open Page Rank is the domain's authority score (0 to 10, from the open web link graph); the list is ordered by it and covers sites seen in recent crawls. Visits and keywords are estimated US organic search figures.
Download top 10,000 as CSV (zip) →
Columns: domain, Open Page Rank, first seen, last seen, industry (from the site's own structured data, blank when none).
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