Cell Signal
Monitoring & Mapping
2025-06-27
From simple signal strength widgets up to full-fledged war-driving apps (also see WLAN WarDriving) …
- Brigitel (5@264) Ǥ 13
2
LastUpdate: 2021-03-19
- Mobile Cell Check (5@80) 7
- Cellular Info (5@37) Ǥ 12
LastUpdate: 2019-12-02
- Coverage - Cell and WiFi Test (4.4@62,731) Ǥ 18
2
- Phone signal information (4.4@2,809) 6
LastUpdate: 2022-07-10
- Signal Guard Free (4.4@2,149) Ǥ 20
5
LastUpdate: 2020-04-26
- Network Survey (4.4@19) 24
/ Network Survey+ (0@0) 10
LastUpdate: 2021-09-11 Github / Github; advanced version (root needed)
- Network Signal Guru (4.3@4,134) Ǥ 12
1
- Tower Collector (4.3@429) Ǥ 16
1 Github; contributes to OpenCellID and Mozilla; IzzyOnDroid recommendation (F-Droid version)
- RF Mobile Trace (4.2@88) Ǥ 23
10
- Opensignal - 5G, 4G Speed Test (4.1@448,600) Ǥ 10
4
Wikipedia
- Network Signal Info (4.1@44,873) Ǥ 16
10
LastUpdate: 2023-05-16
- Netmonitor: 5G, Cell & WiFi (4.1@19,756) Ǥ 18
12
- Cell Signal Monitor (4.1@6,261) Ǥ 10
13
- Cellular-Z (4.1@1,899) 19
LastUpdate: 2023-06-17 cell, WiFi, location
- NoGa Cell 2G 3G 4G (4.1@134) Ǥ 14
11
LastUpdate: 2022-04-25
- NetMonitor Cell Signal Logging (4@1,999) 12
- Network Cell Info Lite & Wifi (3.8@84,869) Ǥ 19
4
/ Network Cell Info & Wifi (3.6@12,270; ~EUR 2.25) Ǥ 14
4
Video Intro 6/2018; can export collected cells to MLS, OpenCellId – but also to KML
- LTE Discovery (5G NR) (3.8@23,607) Ǥ 29
5
- NetMonster (3.8@9,655) Ǥ 13
4
- Antennas (3.7@4,254) 5
LastUpdate: 2012-05-15
- Cell Towers (3.6@4,487) Ǥ 12
4
- Signal Finder (3.6@3,920) Ǥ 8
4
LastUpdate: 2021-10-14
- inViu OpenCellID (3.6@363) 8
LastUpdate: 2016-11-06 records cell towers incl. coordinates for open-source database, see OpenCellID (map) and in the Wiki
- G-MoN (3.5@4,946) Ǥ 13
5
LastUpdate: 2020-03-28
- SignalCheck Lite (3.4@1,119) 8
1 LastUpdate: 2020-11-02 / SignalCheck Pro (2.6@905; ~EUR 4.50) Ǥ 10
- Rx Monitor (3.4@348) Ǥ 11
2
- AeroConn - network monitoring (3.3@1,035) 8
1
LastUpdate: 2019-06-14
- Cell Tower Radar (2.8@490) Ǥ 9
3
Github
- CellMapper (2.7@3,222) Ǥ 19
2
- SSA Outdoor RF Signal Tracker (2.7@299) Ǥ 16
LastUpdate: 2021-06-12
- RF Signal Tracker (2@2,271) Ǥ 13
4
LastUpdate: 2019-01-17
- CellReader (0@0; ~EUR 1.00) 8
1
LastUpdate: 2023-11-30 Github
Bad Signal Alert
2025-06-27
Some of the apps mentioned in Monitoring & Mapping include this feature. But the following candidates are specialized in alarming you on bad reception:
- Dr. Network (4@355) 9
2
LastUpdate: 2021-12-26
- GSM Signal Monitor & SIM Info (3.7@3,756) Ǥ 13
5
- Network Voice Alert! (2@235) Ǥ 15
1
- Signal Strength Warning (1@54) Ǥ 6
2
LastUpdate: 2020-11-26
Bad Signal Handler
2025-06-27
If your device should take action automatically on bad reception (e.g. switch to airplane mode for a few minutes, then re-check), the following candidates are worth a look:
IMSI Catcher
2025-07-01
- Cell Spy Catcher (Anti Spy) (4@3,446) 8
2
LastUpdate: 2020-03-19 detect Stingray Cell Phone Trackers („IMSI catchers“)
- SnoopSnitch (3.5@4,025) 16
LastUpdate: 2023-11-01 Intro 7/2019; Vorstellung 4/2018 | 1/2020; Mike’s favorite; detect Stingray Cell Phone Trackers and missing security patches
Further Readings:
- IMSI-Catcher: So lassen sich Informationen übers Handynetz abfangen (8/2019)
- GSM – Der unsichere Standard zum mobilen Telefonieren (7/2016)
- IMSI-Catcher Erkennung für Android – AIMSICD (3/2014)
- What are the different signal indicators avalable on the notification bar? (11/2013)
- What is Cell standby and how can I keep it from eating my battery? (10/2012)
- Does 'poor' reception deplete the battery quicker? (9/2012)
2025-07-08