Apps like CellInfoViewer:Band Calculate

Here are some great alternatives to CellInfoViewer:Band Calculate by SoftwareDesign :
Mobile Cell Check
Mobile Cell Check
★3.5
NetMonitor Pro
NetMonitor Pro
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LTE Discovery (5G NR)
LTE Discovery (5G NR)
★4.1
NetMonitor Cell Signal Logging
NetMonitor Cell Signal Logging
★3.8
Cell Signal Monitor Pro
Cell Signal Monitor Pro
★4.2
Cell Signal Monitor
Cell Signal Monitor
★4.2
RF Mobile Trace
RF Mobile Trace
★3.4
AntennaPict β
AntennaPict β
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Rx Monitor
Rx Monitor
★4.0
Network Cell Info Lite & Wifi
Network Cell Info Lite & Wifi
★4.1
Network Wi-Fi Info & SIM Tools
Network Wi-Fi Info & SIM Tools
★4.2
4G LTE / 5G coverage monitor
4G LTE / 5G coverage monitor
★4.2
Network Cell Info & Wifi
Network Cell Info & Wifi
★3.6
Cellular Tower - Signal Finder
Cellular Tower - Signal Finder
★4.3
SignalCheck Lite
SignalCheck Lite
★3.2
G-NetTrack Lite
G-NetTrack Lite
★4.5