Anatel Serviço Móvel
Serviços e Informações do Brasil
Mobile Signal Finder
M2Catalyst, LLC.
Anatel Consumidor
Opensignal 5G, 4G & 3G速度测试
Opensignal.com
Network Cell Info Lite & Wifi
aloSIM - eSIM Travel Sim Card
AffinityClick Inc.
Network Cell Info & Wifi
Speedtest - 速度测试
Ookla
Ubigi: eSIM & Mobile Internet
Transatel
My Spectrum
Charter/Spectrum