The anti-piracy service IProperty collects data based on practical experience in monitoring and removing copyrighted content on the Internet. For 2019, we kept track of the number of complaints sent to webmasters and hosting providers of sites, we act on behalf of the copyright holders, which is why the list of sites contains not only online cinemas, but also file hosting services and other types of Internet resources that involve file exchange.
TOP 50 pirated sites by the number of complaints for 2022:
| Site url | Type | Number of complaints |
| b-ok.asia | Free download site | 970 |
| booksc.unblockit.onl | Free download site | 956 |
| 1lib.eu (down) | Free download site | 919 |
| b-ok.global | Free download site | 894 |
| it.1lib.eu (down) | Free download site | 890 |
| b-ok.cc | Free download site | 884 |
| booksc.unblockit.buzz | Free download site | 827 |
| booksc.unblockit.club | Free download site | 701 |
| bookzz.ren | Free download site | 557 |
| booksc.unblockit.li | Free download site | 527 |
| libri.tel (down) | Free download site | 479 |
| culturadigitale.me (down) | Free download site | 476 |
| b-ok.as | Free download site | 345 |
| libri.life | Free download site | 316 |
| libri.link (down) | Free download site | 296 |
| booksc.unblockit.uno | Free download site | 263 |
| bt4g.org | Torrent | 238 |
| italydownload.com | Free download site | 236 |
| ozlibrary.com | Free download site | 224 |
| zlibrary.unblockit.li | Free download site | 213 |
| booksc.unblockit.ch | Free download site | 198 |
| ru.1lib.cloud | Free download site | 190 |
| zlibrary.unblockit.bz | Free download site | 174 |
| bixbooks.com | Free download site | 170 |
| ru.1lib.to | Free download site | 166 |
| ru.b-ok.cc | Free download site | 163 |
| ru.1lib.site | Free download site | 157 |
| ru.1lib.fr | Free download site | 153 |
| ru.booksc.xyz | Free download site | 152 |
| oasidownload.com | Free download site | 148 |
| zlibrary.unblockit.kim | Free download site | 146 |
| torrentproject.to | Torrent | 145 |
| b-ok.africa | Free download site | 142 |
| 1lib.net | Free download site | 142 |
| limetorrents.info | Torrent | 138 |
| avxhm.se | Free download site | 131 |
| goososo.com | Torrent | 129 |
| 1lib.fr | Free download site | 126 |
| booksc.unblockit.kim | Free download site | 124 |
| torrentdownloads.me | Torrent | 123 |
| galaxydht.net | Torrent | 121 |
| bitcq.com | Torrent | 118 |
| icerbox.com | File sharing | 115 |
| bookdepository.live (down) | Free download site | 111 |
| eurekaddl.one | Free download site | 111 |
| torrentfunk.com | Free download site | 109 |
| pdflibro.bcveritas.com | Free download site | 108 |
| torrentmag.net | Torrent | 107 |
| booksc.unblockit.tv | Free download site | 106 |
| booksc.xyz | Free download site | 104 |