Websites Powered by Heap
21,101 websites tracked using Heap (Analytics) · heap.io
Heap is a web analytics service that measures site traffic and visitor behavior. Its official site is heap.io. PoweredBy tracks the websites that use Heap across the public web; the tracked counts, adoption trend, and site list on this page are updated from our ongoing crawl of the analytics ecosystem.
Usage trend
2.5K
5K
7.5K
10K
Apr 2018
Jun 2020
Jul 2022
Sep 2024
Oct 2026
Domains observed using Heap in each month's HTTP Archive crawl,
Apr 2018 to Oct 2026 · peak 9,864 in Apr 2023. The tracked total above also
counts sites not re-crawled recently.
Core Web Vitals
LCP 2.1 s
INP 75 ms
CLS 0
TTFB 800 ms
Median site among 8,172 Heap sites with Chrome UX data, p75 values, Sep 2026.
Top countries
United States
5,991
India
2,724
United Kingdom
2,192
Canada
2,088
Australia
1,417
Mexico
1,310
Philippines
1,286
Germany
1,271
Sites using Heap by audience country, Chrome UX Report.
Usage by industry
| Industry | Share | Websites |
|---|---|---|
| Finance and insurance | 0.61% | 127 |
| Restaurants and food | 0.28% | 432 |
| Education | 0.11% | 67 |
| Non-profit and religious | 0.07% | 7 |
| Software and apps | 0.07% | 106 |
| Automotive | 0.04% | 31 |
| Professional services | 0.03% | 19 |
| Sports and fitness | 0.03% | 7 |
| Blogs and publishing | 0.03% | 8 |
| Retail | 0.03% | 94 |
| Arts and entertainment | 0.03% | 13 |
| Healthcare | 0.02% | 29 |
Share of each industry's websites with a detected stack that use Heap; industries come from what sites declare in their own structured data.
Top sites by authority
9+
3% · 10 of 372 sites
8+
1% · 98 of 7,677 sites
7+
<1% · 303 of 45,712 sites
6+
<1% · 497 of 110,136 sites
5+
<1% · 709 of 246,751 sites
The share of the web's most authoritative domains, by Open Page Rank tier, seen running Heap in recent crawls. Only 372 domains worldwide score 9 or higher.
Websites using Heap
| # | Domain | Open Page RankOPR | Est. monthly visits (US)Visits (US) | Keywords | First seen |
|---|---|---|---|---|---|
| 101 | eventive.org | 7.99/10 | 1,400 | 117 | Jun 2020 |
| 102 | fireflies.ai | 7.98/10 | 25,300 | 16,749 | Jul 2019 |
| 103 | swapcard.com | 7.97/10 | 230 | 728 | Feb 2020 |
| 104 | streamlit.io | 7.95/10 | 7,100 | 7,497 | Mar 2021 |
| 105 | contentstack.com | 7.92/10 | 5,900 | 2,189 | Jul 2026 |
| 106 | 23andme.com | 7.92/10 | 350,200 | 14,698 | Jul 2018 |
| 107 | pinecone.io | 7.90/10 | 21,900 | 4,891 | May 2023 |
| 108 | donorschoose.org | 7.89/10 | 123,600 | 51,029 | Jun 2018 |
| 109 | baeldung.com | 7.88/10 | 237,700 | 141,637 | Apr 2025 |
| 110 | compass.com | 7.88/10 | 853,600 | 385,889 | Apr 2024 |
| 111 | jvns.ca | 7.88/10 | 4,200 | 3,132 | Jun 2020 |
| 112 | bark.com | 7.87/10 | 69,100 | 24,609 | Jun 2019 |
| 113 | streamlit.app | 7.87/10 | - | - | May 2023 |
| 114 | invaluable.com | 7.86/10 | 230,200 | 159,928 | Feb 2022 |
| 115 | heap.io | 7.86/10 | 3,000 | 1,462 | May 2019 |
| 116 | arrl.org | 7.85/10 | 118,500 | 11,653 | Jun 2024 |
| 117 | worldvision.org | 7.85/10 | 153,200 | 31,415 | Jul 2024 |
| 118 | calacademy.org | 7.84/10 | 254,300 | 38,322 | Sep 2020 |
| 119 | hy-vee.com | 7.82/10 | 968,900 | 356,684 | Jul 2025 |
| 120 | checkout.com | 7.80/10 | 23,000 | 6,693 | Feb 2021 |
| 121 | bloomreach.com | 7.79/10 | 75,600 | 3,238 | Apr 2019 |
| 122 | brand24.com | 7.79/10 | 5,800 | 6,843 | Jun 2018 |
| 123 | flightaware.com | 7.79/10 | 5,190,800 | 429,767 | Feb 2022 |
| 124 | sequoiacap.com | 7.78/10 | 78,100 | 10,143 | Jun 2018 |
| 125 | levi.com | 7.78/10 | 742,000 | 140,335 | Dec 2020 |
| 126 | realpage.com | 7.75/10 | 29,700 | 11,547 | Apr 2026 |
| 127 | fiserv.com | 7.74/10 | 56,100 | 10,833 | Jul 2021 |
| 128 | moodysanalytics.com | 7.73/10 | - | 2 | Mar 2022 |
| 129 | siemens-healthineers.com | 7.72/10 | 44,400 | 16,101 | Mar 2026 |
| 130 | mattermost.com | 7.71/10 | 6,200 | 3,459 | Mar 2022 |
| 131 | carrier.com | 7.71/10 | 601,700 | 60,670 | Apr 2019 |
| 132 | doterra.com | 7.70/10 | 114,600 | 40,939 | Mar 2022 |
| 133 | maps.org | 7.70/10 | 1,107,500 | 4,588 | Oct 2022 |
| 134 | burningman.org | 7.70/10 | 82,900 | 10,182 | Nov 2023 |
| 135 | messari.io | 7.70/10 | 13,400 | 8,733 | Mar 2023 |
| 136 | chownow.com | 7.69/10 | 18,000 | 7,811 | Mar 2021 |
| 137 | fivetran.com | 7.69/10 | 5,500 | 5,197 | Oct 2021 |
| 138 | qobuz.com | 7.69/10 | 80,000 | 90,835 | Nov 2024 |
| 139 | securityscorecard.com | 7.68/10 | 22,200 | 6,181 | Aug 2018 |
| 140 | sendowl.com | 7.68/10 | 600 | 1,249 | Jan 2023 |
| 141 | libertymutual.com | 7.68/10 | 1,274,500 | 49,737 | Jun 2018 |
| 142 | nextroll.com | 7.67/10 | 390 | 77 | Feb 2020 |
| 143 | payu.in | 7.67/10 | 640 | 553 | Dec 2023 |
| 144 | jbl.com | 7.67/10 | 549,400 | 77,020 | Jun 2018 |
| 145 | swe.org | 7.66/10 | 42,800 | 5,000 | Dec 2022 |
| 146 | smartpassiveincome.com | 7.65/10 | 20,300 | 2,204 | Mar 2022 |
| 147 | nwea.org | 7.65/10 | 92,100 | 11,755 | Aug 2022 |
| 148 | adlerplanetarium.org | 7.64/10 | 71,300 | 16,532 | Oct 2021 |
| 149 | mitsubishielectric.com | 7.64/10 | 10,300 | 5,880 | Dec 2021 |
| 150 | iterable.com | 7.62/10 | 6,800 | 2,000 | Sep 2023 |
| 151 | siteminder.com | 7.62/10 | 24,400 | 7,050 | Sep 2020 |
| 152 | surveysparrow.com | 7.62/10 | 28,600 | 18,628 | Jul 2022 |
| 153 | storycorps.org | 7.61/10 | 29,200 | 14,764 | Jul 2020 |
| 154 | workhuman.com | 7.60/10 | 50,700 | 17,051 | Aug 2019 |
| 155 | energysage.com | 7.60/10 | 284,700 | 48,399 | Aug 2022 |
| 156 | hasura.io | 7.58/10 | 4,900 | 3,075 | Jun 2022 |
| 157 | key.com | 7.58/10 | 399,400 | 63,576 | Jun 2021 |
| 158 | witness.org | 7.57/10 | 9,000 | 283 | Oct 2026 |
| 159 | cdcfoundation.org | 7.57/10 | 27,000 | 4,265 | May 2020 |
| 160 | aan.com | 7.57/10 | 27,200 | 12,157 | Nov 2023 |
| 161 | ee.co.uk | 7.56/10 | 20,100 | 29,898 | Jul 2023 |
| 162 | sensible.com | 7.55/10 | 690 | 83 | Dec 2021 |
| 163 | lattice.com | 7.55/10 | 30,000 | 13,081 | Jun 2018 |
| 164 | simpletexting.com | 7.53/10 | 29,000 | 14,544 | Jun 2018 |
| 165 | deepgram.com | 7.51/10 | 37,500 | 14,485 | Jul 2019 |
| 166 | gettimely.com | 7.48/10 | 1,300 | 1,231 | Apr 2023 |
| 167 | aura.com | 7.48/10 | 143,500 | 34,996 | Nov 2023 |
| 168 | getbeamer.com | 7.47/10 | 2,900 | 349 | Dec 2023 |
| 169 | hr-brew.com | 7.47/10 | 6,000 | 4,172 | Aug 2022 |
| 170 | h2o.ai | 7.47/10 | 18,100 | 2,786 | Aug 2023 |
| 171 | eventbrite.be | 7.47/10 | 96 | 220 | May 2022 |
| 172 | retailbrew.com | 7.46/10 | 42,500 | 6,877 | Aug 2022 |
| 173 | spoton.com | 7.46/10 | 36,600 | 6,868 | Oct 2021 |
| 174 | alchemy.com | 7.46/10 | 15,500 | 6,095 | May 2021 |
| 175 | flywire.com | 7.46/10 | 8,600 | 2,755 | Oct 2021 |
| 176 | fmi.org | 7.46/10 | 9,800 | 5,159 | Sep 2025 |
| 177 | bloodcancerunited.org | 7.45/10 | 249,800 | 44,040 | Sep 2025 |
| 178 | pageuppeople.com | 7.45/10 | 850 | 523 | Feb 2022 |
| 179 | onstar.com | 7.45/10 | 65,200 | 16,416 | Jul 2023 |
| 180 | turbosquid.com | 7.45/10 | 22,600 | 26,470 | Jun 2018 |
| 181 | effectivealtruism.org | 7.45/10 | 3,000 | 1,474 | Jan 2022 |
| 182 | precisely.com | 7.44/10 | 25,600 | 5,103 | Dec 2025 |
| 183 | hive.com | 7.44/10 | 12,000 | 9,641 | Aug 2022 |
| 184 | activeminds.org | 7.44/10 | 6,100 | 2,488 | Mar 2021 |
| 185 | bcrf.org | 7.44/10 | 42,200 | 6,961 | Jan 2019 |
| 186 | ndss.org | 7.44/10 | 16,200 | 3,562 | Mar 2021 |
| 187 | hillsdale.edu | 7.44/10 | 15,700 | 9,229 | Jul 2026 |
| 188 | shfb.org | 7.43/10 | 19,600 | 10,007 | Feb 2022 |
| 189 | bluestarfam.org | 7.43/10 | 4,800 | 2,428 | Apr 2022 |
| 190 | leagueapps.com | 7.42/10 | 5,800 | 1,330 | Apr 2019 |
| 191 | eventbrite.sg | 7.42/10 | 1,900 | 4,366 | May 2022 |
| 192 | hungerrush.com | 7.41/10 | 3,800 | 1,190 | May 2021 |
| 193 | hsbc.com.hk | 7.41/10 | 9,300 | 4,048 | Aug 2023 |
| 194 | rodaleinstitute.org | 7.41/10 | 22,100 | 2,736 | Mar 2022 |
| 195 | embroker.com | 7.40/10 | 15,600 | 7,791 | Oct 2021 |
| 196 | weedmaps.com | 7.40/10 | 676,200 | 115,972 | Aug 2022 |
| 197 | eventbrite.com.ar | 7.40/10 | 560 | 698 | May 2022 |
| 198 | regent.edu | 7.40/10 | 76,300 | 21,836 | Sep 2025 |
| 199 | usskiandsnowboard.org | 7.39/10 | 39,100 | 11,762 | Sep 2023 |
| 200 | opengov.com | 7.39/10 | 10,500 | 3,777 | Aug 2022 |
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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