Apps like RTR-NetTest 3G/4G/5G IPv4/6

Here are some great alternatives to RTR-NetTest 3G/4G/5G IPv4/6 by RTR-GmbH :
AKOS Test Net
AKOS Test Net
★4.2
Speed test - Speed Test Master
Speed test - Speed Test Master
★4.5
WiFi Speed Test Internet Speed
WiFi Speed Test Internet Speed
★4.6
Speed Test: Internet Speedtest
Speed Test: Internet Speedtest
★4.2
Wifi Speed Test Master lite
Wifi Speed Test Master lite
★4.8
Truespeed 4G, 5G, WiFi Test
Truespeed 4G, 5G, WiFi Test
★4.1
Speedtest by Ookla
Speedtest by Ookla
★4.5
Wifi Speed Test Wifi Analyzer
Wifi Speed Test Wifi Analyzer
★4.3
Speedtest by Ookla
Speedtest by Ookla
★4.6
Internet Speed Test
Internet Speed Test
★4.6
Wifi Analyzer — Speedtest
Wifi Analyzer — Speedtest
★4.3
V-SPEED Speed Test
V-SPEED Speed Test
★4.8
Internet Speedometer Test WiFi
Internet Speedometer Test WiFi
★4.4
Internet Fast Speed Test Meter
Internet Fast Speed Test Meter
★3.9
Speed Test WiFi Analyzer 4G/5G
Speed Test WiFi Analyzer 4G/5G
★4.3
Test your Network speed
Test your Network speed
★4.2