For more information, please visit the following pages:

• Firefox
• Mozilla Foundation
• Gecko

Latest user agents (if you are looking for complete list, download it here):

• Mozilla/5.0 (Android 13; Mobile; rv:137.0) Gecko/12327687 Firefox/137.0
• Mozilla/5.0 (Android 11; Mobile; rv:137.0) Gecko/29397353 Firefox/137.0
• Mozilla/5.0 (Android 10; Mobile; rv:137.0) Gecko/15622330 Firefox/137.0
• Mozilla/5.0 (Android 10; Mobile; rv:137.0) Gecko/25210811 Firefox/137.0
• Mozilla/5.0 (Android 12; Mobile; rv:137.0) Gecko/13509826 Firefox/137.0
• Mozilla/5.0 (Android 12; Mobile; rv:137.0) Gecko/29042251 Firefox/137.0
• Mozilla/5.0 (Android 13; Mobile; rv:137.0) Gecko/27939708 Firefox/137.0
• Mozilla/5.0 (Android 13; Mobile; rv:137.0) Gecko/23579959 Firefox/137.0
• Mozilla/5.0 (Android 14; Mobile; rv:137.0) Gecko/22525083 Firefox/137.0
• Mozilla/5.0 (Android 13; Mobile; rv:137.0) Gecko/10468149 Firefox/137.0 [ip:5.90.223.151]
• Mozilla/5.0 (Android 14; Mobile; rv:137.0) Gecko/23888809 Firefox/137.0
• Mozilla/5.0 (Android 10; Mobile; rv:137.0) Gecko/14642611 Firefox/137.0 [ip:87.14.86.33]
• Mozilla/5.0 (Android 10; Mobile; rv:137.0) Gecko/29306490 Firefox/137.0 [ip:79.49.153.153]
• Mozilla/5.0 (Android 14; Mobile; rv:137.0) Gecko/12967279 Firefox/137.0
• Mozilla/5.0 (Android 11; Mobile; rv:137.0) Gecko/15778908 Firefox/137.0 [ip:93.46.145.4]
• Mozilla/5.0 (Android 12; Mobile; rv:137.0) Gecko/11092162 Firefox/137.0 [ip:93.46.145.4]
• Mozilla/5.0 (Android 13; Mobile; rv:137.0) Gecko/23245789 Firefox/137.0 [ip:93.46.145.4]
• Mozilla/5.0 (Android 11; Mobile; rv:137.0) Gecko/18647276 Firefox/137.0
• Mozilla/5.0 (Android 14; Mobile; rv:137.0) Gecko/19275383 Firefox/137.0
• Mozilla/5.0 (Android 10; Mobile; rv:137.0) Gecko/24766103 Firefox/137.0
• Mozilla/5.0 (Android 11; Mobile; rv:137.0) Gecko/22416861 Firefox/137.0
• Mozilla/5.0 (Android 11; Mobile; rv:137.0) Gecko/19600555 Firefox/137.0 [ip:78.208.19.175]
• Mozilla/5.0 (Android 13; Mobile; rv:137.0) Gecko/20878074 Firefox/137.0
• Mozilla/5.0 (Android 13; Mobile; rv:137.0) Gecko/25328313 Firefox/137.0
• Mozilla/5.0 (Android 13; Mobile; rv:137.0) Gecko/11514376 Firefox/137.0
• Mozilla/5.0 (Android 13; Mobile; rv:137.0) Gecko/29401056 Firefox/137.0
• Mozilla/5.0 (Android 11; Mobile; rv:137.0) Gecko/29344372 Firefox/137.0
• Mozilla/5.0 (Android 12; Mobile; rv:137.0) Gecko/13385016 Firefox/137.0
• Mozilla/5.0 (Android 12; Mobile; rv:137.0) Gecko/25190534 Firefox/137.0
• Mozilla/5.0 (Android 10; Mobile; rv:137.0) Gecko/24731178 Firefox/137.0
• Mozilla/5.0 (Android 13; Mobile; rv:137.0) Gecko/27413368 Firefox/137.0
• Mozilla/5.0 (Android 10; Mobile; rv:137.0) Gecko/18876691 Firefox/137.0
• Mozilla/5.0 (Android 13; Mobile; rv:137.0) Gecko/21363267 Firefox/137.0
• Mozilla/5.0 (Android 14; Mobile; rv:137.0) Gecko/13591447 Firefox/137.0
• Mozilla/5.0 (Android 14; Mobile; rv:137.0) Gecko/15063021 Firefox/137.0
• Mozilla/5.0 (Android 14; Mobile; rv:137.0) Gecko/11771711 Firefox/137.0
• Mozilla/5.0 (Android 13; Mobile; rv:137.0) Gecko/14504615 Firefox/137.0
• Mozilla/5.0 (Android 11; Mobile; rv:137.0) Gecko/23450181 Firefox/137.0
• Mozilla/5.0 (Android 14; Mobile; rv:137.0) Gecko/10360830 Firefox/137.0
• Mozilla/5.0 (Android 12; Mobile; rv:137.0) Gecko/26126576 Firefox/137.0
• Mozilla/5.0 (Android 12; Mobile; rv:137.0) Gecko/20021740 Firefox/137.0
• Mozilla/5.0 (Android 14; Mobile; rv:137.0) Gecko/19701735 Firefox/137.0
• Mozilla/5.0 (Android 13; Mobile; rv:137.0) Gecko/23092226 Firefox/137.0
• Mozilla/5.0 (Android 12; Mobile; rv:137.0) Gecko/20740258 Firefox/137.0
• Mozilla/5.0 (Android 13; Mobile; rv:137.0) Gecko/10473598 Firefox/137.0 [ip:79.23.33.172]
• Mozilla/5.0 (Android 10; Mobile; rv:137.0) Gecko/16535835 Firefox/137.0
• Mozilla/5.0 (Android 14; Mobile; rv:137.0) Gecko/12107698 Firefox/137.0
• Mozilla/5.0 (Android 14; Mobile; rv:137.0) Gecko/19034413 Firefox/137.0
• Mozilla/5.0 (Android 13; Mobile; rv:137.0) Gecko/26861601 Firefox/137.0
• Mozilla/5.0 (Android 13; Mobile; rv:137.0) Gecko/22707082 Firefox/137.0
• Mozilla/5.0 (Android 11; Mobile; rv:137.0) Gecko/25383739 Firefox/137.0
• Mozilla/5.0 (Android 12; Mobile; rv:137.0) Gecko/26848771 Firefox/137.0
• Mozilla/5.0 (Android 12; Mobile; rv:137.0) Gecko/18441396 Firefox/137.0
• Mozilla/5.0 (Android 13; Mobile; rv:137.0) Gecko/21924338 Firefox/137.0
• Mozilla/5.0 (Android 10; Mobile; rv:137.0) Gecko/23714639 Firefox/137.0
• Mozilla/5.0 (Android 13; Mobile; rv:137.0) Gecko/18767096 Firefox/137.0
• Mozilla/5.0 (Android 11; Mobile; rv:137.0) Gecko/24955558 Firefox/137.0
• Mozilla/5.0 (Android 14; Mobile; rv:137.0) Gecko/28241916 Firefox/137.0
• Mozilla/5.0 (Android 13; Mobile; rv:137.0) Gecko/23249827 Firefox/137.0
• Mozilla/5.0 (Android 10; Mobile; rv:137.0) Gecko/13743584 Firefox/137.0
• Mozilla/5.0 (Android 12; Mobile; rv:137.0) Gecko/14654849 Firefox/137.0
• Mozilla/5.0 (Android 11; Mobile; rv:137.0) Gecko/15281080 Firefox/137.0
• Mozilla/5.0 (Android 10; Mobile; rv:137.0) Gecko/25010749 Firefox/137.0
• Mozilla/5.0 (Android 14; Mobile; rv:137.0) Gecko/18238693 Firefox/137.0
• Mozilla/5.0 (Android 12; Mobile; rv:137.0) Gecko/13040638 Firefox/137.0
• Mozilla/5.0 (Android 13; Mobile; rv:137.0) Gecko/18972276 Firefox/137.0
• Mozilla/5.0 (Android 10; Mobile; rv:137.0) Gecko/18079128 Firefox/137.0
• Mozilla/5.0 (Android 11; Mobile; rv:137.0) Gecko/10310942 Firefox/137.0
• Mozilla/5.0 (Android 14; Mobile; rv:137.0) Gecko/23324014 Firefox/137.0
• Mozilla/5.0 (Android 10; Mobile; rv:137.0) Gecko/19478298 Firefox/137.0
• Mozilla/5.0 (Android 11; Mobile; rv:137.0) Gecko/23588634 Firefox/137.0
• Mozilla/5.0 (Android 14; Mobile; rv:137.0) Gecko/25438643 Firefox/137.0
• Mozilla/5.0 (Android 12; Mobile; rv:137.0) Gecko/25090797 Firefox/137.0
• Mozilla/5.0 (Android 13; Mobile; rv:137.0) Gecko/28260799 Firefox/137.0
• Mozilla/5.0 (Android 13; Mobile; rv:137.0) Gecko/24063320 Firefox/137.0
• Mozilla/5.0 (Windows NT 6.1; Win64; x64; rv:137.0) Gecko/20100101 Firefox/137.0
• Mozilla/5.0 (Android 11; Mobile; rv:137.0) Gecko/18295858 Firefox/137.0
• Mozilla/5.0 (Android 11; Mobile; rv:137.0) Gecko/17293405 Firefox/137.0
• Mozilla/5.0 (Android 12; Mobile; rv:137.0) Gecko/17924759 Firefox/137.0
• Mozilla/5.0 (Android 13; Mobile; rv:137.0) Gecko/11292808 Firefox/137.0
• Mozilla/5.0 (Android 10; Mobile; rv:137.0) Gecko/23718530 Firefox/137.0
• Mozilla/5.0 (Android 10; Mobile; rv:137.0) Gecko/14631695 Firefox/137.0
• Mozilla/5.0 (Android 13; Mobile; rv:137.0) Gecko/19356808 Firefox/137.0
• Mozilla/5.0 (Android 13; Mobile; rv:137.0) Gecko/22700290 Firefox/137.0
• Mozilla/5.0 (Android 13; Mobile; rv:137.0) Gecko/26245464 Firefox/137.0
• Mozilla/5.0 (Android 11; Mobile; rv:137.0) Gecko/13303505 Firefox/137.0
• Mozilla/5.0 (Android 13; Mobile; rv:137.0) Gecko/17649418 Firefox/137.0
• Mozilla/5.0 (Android 11; Mobile; rv:137.0) Gecko/15281561 Firefox/137.0
• Mozilla/5.0 (Android 10; Mobile; rv:137.0) Gecko/21332349 Firefox/137.0
• Mozilla/5.0 (Android 12; Mobile; rv:137.0) Gecko/27868779 Firefox/137.0
• Mozilla/5.0 (Android 10; Mobile; rv:137.0) Gecko/16379477 Firefox/137.0
• Mozilla/5.0 (Android 11; Mobile; rv:137.0) Gecko/23308032 Firefox/137.0 [ip:181.9.227.246]
• Mozilla/5.0 (Android 11; Mobile; rv:137.0) Gecko/10981349 Firefox/137.0
• Mozilla/5.0 (Android 10; Mobile; rv:137.0) Gecko/15190387 Firefox/137.0
• Mozilla/5.0 (Android 12; Mobile; rv:137.0) Gecko/29315747 Firefox/137.0
• Mozilla/5.0 (Android 13; Mobile; rv:137.0) Gecko/23907164 Firefox/137.0 [ip:151.82.43.249]
• Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:137.0) Gecko/20100101 Firefox/137.0 [ip:87.97.231.97]
• Mozilla/5.0 (Android 12; Mobile; rv:137.0) Gecko/137.0 Firefox/137.0 [ip:83.225.12.135]
• Mozilla/5.0 (Android 14; Mobile; rv:137.0) Gecko/12317936 Firefox/137.0
• Mozilla/5.0 (Android 13; Mobile; rv:137.0) Gecko/26620746 Firefox/137.0 [ip:176.200.150.127]