Websites Powered by ReadSpeaker
7,558 websites tracked using ReadSpeaker (Widgets) · www.readspeaker.com
ReadSpeaker is a embeddable widget that adds a feature to web pages. Its official site is readspeaker.com. PoweredBy tracks the websites that use ReadSpeaker across the public web; the tracked counts, adoption trend, and site list on this page are updated from our ongoing crawl of the widgets ecosystem.
Usage trend
2K
4K
6K
8K
Jan 2023
Dec 2023
Dec 2024
Nov 2025
Oct 2026
Domains observed using ReadSpeaker in each month's HTTP Archive crawl,
Jan 2023 to Oct 2026 · peak 6,240 in Mar 2023. The tracked total above also
counts sites not re-crawled recently.
Core Web Vitals
LCP 1.3 s
INP 75 ms
CLS 0
TTFB 600 ms
Median site among 5,520 ReadSpeaker sites with Chrome UX data, p75 values, Sep 2026.
Top countries
Netherlands
2,103
Germany
1,654
France
595
United States
575
Japan
550
Belgium
469
Sweden
450
United Kingdom
422
Sites using ReadSpeaker by audience country, Chrome UX Report.
Usage by industry
| Industry | Share | Websites |
|---|---|---|
| Government | 1.18% | 111 |
| Non-profit and religious | 0.10% | 10 |
| Arts and entertainment | 0.05% | 26 |
| News and media | 0.04% | 18 |
| Education | 0.02% | 15 |
| Finance and insurance | 0.02% | 4 |
| Healthcare | 0.01% | 16 |
| Blogs and publishing | <0.01% | 2 |
| Software and apps | <0.01% | 6 |
| Travel and hospitality | <0.01% | 3 |
| Beauty and wellness | <0.01% | 1 |
| Professional services | <0.01% | 1 |
Share of each industry's websites with a detected stack that use ReadSpeaker; industries come from what sites declare in their own structured data.
Top sites by authority
9+
2% · 6 of 372 sites
8+
1% · 113 of 7,677 sites
7+
<1% · 383 of 45,712 sites
6+
<1% · 762 of 110,136 sites
5+
<1% · 1,342 of 246,751 sites
The share of the web's most authoritative domains, by Open Page Rank tier, seen running ReadSpeaker in recent crawls. Only 372 domains worldwide score 9 or higher.
Websites using ReadSpeaker
| # | Domain | Open Page RankOPR | Est. monthly visits (US)Visits (US) | Keywords | First seen |
|---|---|---|---|---|---|
| 201 | city.meguro.tokyo.jp | 7.51/10 | 41 | 14 | Sep 2023 |
| 202 | comillas.edu | 7.50/10 | 1,300 | 1,995 | Mar 2026 |
| 203 | city.kumamoto.jp | 7.50/10 | 29 | 15 | Jan 2023 |
| 204 | chuo.lg.jp | 7.50/10 | - | - | Feb 2023 |
| 205 | nanbyou.or.jp | 7.49/10 | 15 | 48 | Aug 2026 |
| 206 | movisie.nl | 7.49/10 | 33 | 99 | Jul 2026 |
| 207 | cantabria.es | 7.48/10 | 760 | 1,421 | Jan 2023 |
| 208 | accesshub.gov.au | 7.47/10 | 340 | 377 | Jun 2023 |
| 209 | kifid.nl | 7.47/10 | 6 | 18 | Jul 2025 |
| 210 | uni-magdeburg.de | 7.47/10 | - | - | Jan 2023 |
| 211 | alzheimer-nederland.nl | 7.47/10 | 31 | 85 | Apr 2023 |
| 212 | fraudehelpdesk.nl | 7.46/10 | 11 | 73 | Jan 2023 |
| 213 | brandweer.nl | 7.46/10 | 11 | 42 | Jan 2023 |
| 214 | city.fukuyama.hiroshima.jp | 7.46/10 | 47 | 23 | Jan 2023 |
| 215 | chiyoda.lg.jp | 7.46/10 | - | - | May 2025 |
| 216 | koto.lg.jp | 7.46/10 | - | - | Jan 2023 |
| 217 | dbsv.org | 7.45/10 | 9 | 21 | Jan 2023 |
| 218 | fundaciontelefonica.com | 7.45/10 | 36 | 221 | Jan 2023 |
| 219 | mintur.gob.es | 7.45/10 | 260 | 778 | Feb 2024 |
| 220 | transer.com | 7.45/10 | - | - | Jan 2023 |
| 221 | tu-clausthal.de | 7.45/10 | 120 | 78 | Jan 2023 |
| 222 | gotokyo.org | 7.45/10 | 414,400 | 21,082 | Jan 2025 |
| 223 | graz.at | 7.45/10 | 150 | 273 | Jan 2023 |
| 224 | tampere.fi | 7.45/10 | 1,600 | 493 | Jan 2023 |
| 225 | nara.lg.jp | 7.45/10 | - | - | Apr 2026 |
| 226 | unime.it | 7.45/10 | 320 | 288 | Feb 2023 |
| 227 | city.arakawa.tokyo.jp | 7.45/10 | 330 | 92 | Jan 2023 |
| 228 | city.yokosuka.kanagawa.jp | 7.45/10 | 1,000 | 47 | Apr 2023 |
| 229 | univ-gustave-eiffel.fr | 7.44/10 | 220 | 270 | May 2023 |
| 230 | jellinek.nl | 7.44/10 | 1,900 | 1,260 | Oct 2023 |
| 231 | harriscountytx.gov | 7.44/10 | 81,500 | 14,054 | Jul 2025 |
| 232 | ivo.se | 7.44/10 | 44 | 30 | Sep 2026 |
| 233 | hersenstichting.nl | 7.44/10 | 76 | 74 | Jan 2025 |
| 234 | gelderland.nl | 7.44/10 | 210 | 76 | Jan 2023 |
| 235 | zuid-holland.nl | 7.44/10 | 74 | 138 | Jan 2023 |
| 236 | parlamento.pt | 7.43/10 | 830 | 362 | Jan 2023 |
| 237 | imserso.es | 7.43/10 | 1,100 | 1,361 | Mar 2026 |
| 238 | kagoshima.lg.jp | 7.43/10 | - | - | Jan 2023 |
| 239 | ichikawa.lg.jp | 7.43/10 | - | - | Jan 2023 |
| 240 | landtag.de | 7.42/10 | - | - | Jan 2023 |
| 241 | svenskarnaochinternet.se | 7.42/10 | 2 | 7 | Oct 2023 |
| 242 | malaga.eu | 7.42/10 | 290 | 787 | Jan 2023 |
| 243 | funabashi.lg.jp | 7.42/10 | - | - | Jan 2023 |
| 244 | valdemarne.fr | 7.42/10 | 190 | 288 | Jan 2023 |
| 245 | bayern-innovativ.de | 7.41/10 | 460 | 462 | Jun 2025 |
| 246 | geldfit.nl | 7.41/10 | 21 | 33 | Jan 2023 |
| 247 | maxvandaag.nl | 7.41/10 | 110 | 619 | Jan 2023 |
| 248 | cbf.nl | 7.41/10 | 680 | 2,610 | Jan 2023 |
| 249 | city.matsuyama.ehime.jp | 7.41/10 | 8 | 12 | Jun 2023 |
| 250 | belltower.news | 7.40/10 | 180 | 311 | Feb 2026 |
| 251 | aboutkidshealth.ca | 7.40/10 | 91,800 | 30,876 | Apr 2023 |
| 252 | pkv.de | 7.39/10 | 210 | 96 | Jan 2023 |
| 253 | nshealth.ca | 7.39/10 | 15,800 | 19,259 | May 2023 |
| 254 | vvd.nl | 7.39/10 | 140 | 169 | Jan 2023 |
| 255 | pref.fukuoka.jp | 7.39/10 | - | - | Jan 2023 |
| 256 | teilhabeberatung.de | 7.38/10 | - | 8 | Jan 2023 |
| 257 | do.se | 7.38/10 | 3,400 | 176 | Sep 2026 |
| 258 | city.odawara.kanagawa.jp | 7.38/10 | 100 | 24 | Jan 2023 |
| 259 | city.toyota.aichi.jp | 7.37/10 | 41 | 12 | May 2023 |
| 260 | fundeu.es | 7.37/10 | 30,700 | 29,754 | Jan 2023 |
| 261 | city.kamakura.kanagawa.jp | 7.37/10 | 47 | 36 | Jan 2023 |
| 262 | boijmans.nl | 7.37/10 | 3,000 | 1,226 | Jan 2023 |
| 263 | lebenshilfe.de | 7.36/10 | 8 | 48 | Jan 2023 |
| 264 | city.nagano.nagano.jp | 7.36/10 | 3 | 6 | Aug 2026 |
| 265 | kungahuset.se | 7.36/10 | 49,200 | 1,210 | Jan 2023 |
| 266 | fcfcoa.gov.au | 7.35/10 | 3,600 | 4,727 | Feb 2026 |
| 267 | althingi.is | 7.35/10 | 770 | 631 | Jan 2023 |
| 268 | mondriaanfonds.nl | 7.35/10 | 44 | 79 | Jan 2023 |
| 269 | isa-arbor.com | 7.34/10 | 33,400 | 4,231 | Nov 2025 |
| 270 | luebeck.de | 7.34/10 | 94 | 233 | Jan 2023 |
| 271 | cccco.edu | 7.34/10 | 44,900 | 6,850 | Oct 2025 |
| 272 | univaq.it | 7.34/10 | 560 | 369 | Jan 2023 |
| 273 | skansen.se | 7.34/10 | 3,300 | 1,556 | Sep 2023 |
| 274 | alsok.co.jp | 7.33/10 | 2 | 6 | Jan 2023 |
| 275 | city.takasaki.gunma.jp | 7.33/10 | 2 | 2 | Mar 2024 |
| 276 | omroepflevoland.nl | 7.33/10 | 70 | 241 | Jan 2023 |
| 277 | allergy.org.au | 7.32/10 | 43,400 | 16,965 | Jan 2023 |
| 278 | eindhoven.nl | 7.32/10 | 98 | 154 | Jan 2023 |
| 279 | sv.se | 7.32/10 | 25 | 50 | Jan 2023 |
| 280 | ju.edu.jo | 7.32/10 | 3,900 | 116 | Aug 2024 |
| 281 | daido-life.co.jp | 7.31/10 | 27 | 11 | Jan 2023 |
| 282 | toeslagen.nl | 7.31/10 | - | - | Jul 2023 |
| 283 | burgenland.at | 7.30/10 | 58 | 252 | Jan 2023 |
| 284 | prorail.nl | 7.30/10 | 150 | 145 | Jan 2023 |
| 285 | carergateway.gov.au | 7.29/10 | 1,300 | 481 | Jan 2023 |
| 286 | mantelzorg.nl | 7.28/10 | 5 | 13 | Feb 2026 |
| 287 | byak.de | 7.26/10 | 3 | 20 | Jan 2023 |
| 288 | city.oita.oita.jp | 7.26/10 | 28 | 20 | Jan 2023 |
| 289 | city.nagaoka.niigata.jp | 7.26/10 | 74 | 23 | Jan 2023 |
| 290 | orebro.se | 7.24/10 | 810 | 169 | Jan 2023 |
| 291 | bundesstiftung-aufarbeitung.de | 7.23/10 | 83 | 152 | Jan 2023 |
| 292 | jeanhailes.org.au | 7.23/10 | 20,300 | 12,985 | Mar 2026 |
| 293 | ishinomaki.lg.jp | 7.23/10 | - | - | Jan 2023 |
| 294 | gotland.se | 7.22/10 | 260 | 267 | Jan 2023 |
| 295 | chrc-ccdp.gc.ca | 7.21/10 | 650 | 1,302 | Jun 2023 |
| 296 | touraine.fr | 7.19/10 | 3 | 10 | Jan 2023 |
| 297 | ciz.nl | 7.18/10 | 130 | 114 | Jan 2023 |
| 298 | saarbruecken.de | 7.17/10 | 800 | 268 | Jan 2023 |
| 299 | mito.lg.jp | 7.17/10 | - | - | Jan 2023 |
| 300 | centralbank.ae | 7.16/10 | 32,300 | 8,974 | Jan 2023 |
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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