Das inoffizielle Android-Handbuch
PAJ GPS Allround Finder, GPS Tracker About 20 Days Battery Life (up to 60 Days in Standby Mode) Live Tracking Transmitter For Cars, People.
TKMARS Strong Magnetic GPS Tracker, 3 Months Long Standby GPS, Vehicle Tracker Real Time Monitoring System, Waterproof GPS Locator, Anti Lost GPS Locator with Free App for Smartphone
Lifebee GPS Smartwatch for Men and Women, Fitness Watch, 5 ATM Waterproof Fitness Tracker, 14 Sports Modes with Swimming Monitoring, Heart Rate Monitor, Pedometer, Sports Watch, Full Touchscreen Smart Watch
AWESAFE Navigation for Car Truck 7 Inch/17.8 cm Navigation Devices with 2020 Europe Maps Lifetime Free Map Update
Lintelek Smartwatch, 1.3 Inch Touch Colour Display Screen with GPS, 5ATM Waterproof, Fitness Bracelet with Heart Rate Monitor, Sleep Monitor, Fitness Tracker, Weather Forecast, Sports Watch, Pedometer for Men and Women
Bad Elf GPS Receiver for Apple Lightning Connector (iPod/iPad/iPhone)
4DRC F8 Drone with Camera 4K UHD GPS Foldable FPV RC with Automatic Return at Home, Home Mode, Following, Design Control, 2 Batteries for 40 Minutes Flight and Carry Case
Goolsky SKYRC GSM-015 GNSS GPS Speed Meter for RC Drones FPV Multirotor Quadcopter Airplane Helicopter
Tracking (general)
Be aware that most of these apps have bidirectional tracking: you can track – and you are tracked…
Simple Tracking
2021-07-21
- FreeTrackGPS (5@1) 8
LastUpdate: 2016-06-17 Github - Track your Trips (4.9@9) Ǥ 11 4
LastUpdate: 2018-02-09 - Traccar Client (4.6@3,108) Ǥ 11
3 / Traccar Manager (4@621) Ǥ 6 
3 Github; Anleitung 9/2018; tracks to your own server - Self-Hosted GPS Tracker (4.5@220) 3 LastUpdate: 2016-10-02 Github; server part (PHP) available in the Github repo
- Traccar Monitor (4.5@38) 7 4 LastUpdate: 2017-03-06
- Trackbook GPS (4.3@27) 8 Github; Testbericht 6/2017
- Mountain trip logger (4.2@741) 16 / Mountain trip logger GOLD (4.4@521) Ǥ 18 optimized for pedestrians
- GPS Tracker using Traccar (4.2@67) Ǥ 9 3
- My Tracks (4.2@30) Ǥ 24 LastUpdate: 2016-01-29 Wikipedia
- Geo Tracker - GPS tracker (4.1@63,296) Ǥ 20 4
- GPSLogger (4.1@4,791) 13 Github; OSM Wiki
- TrekBuddy (4.1@1,581) 8 OSM Wiki EN
- GPS Location Finder (4@129,322) Ǥ 21 4 LastUpdate: 2019-07-02
- Hiker (4@244) 3 LastUpdate: 2017-06-23
- Tracker for Traccar (4@49) Ǥ 15 2
- Location Tracker - Maps GPS Track & Location Trace (3.8@30,158) Ǥ 6 4 LastUpdate: 2019-10-27 saves to Google Maps
- μlogger (0@0) 9 Github; self-hosted tracking
- Gpx Tracker (0@0) 3 1 LastUpdate: 2018-08-01 GitLab
- OsmAnd has a Trip recording plugin integrated
Track & Share
2021-07-21
- Geologger (5@4) 8 LastUpdate: 2018-09-28
- Phone Tracker By Number (4.5@725,238) Ǥ 11 8
- Explorer helper for VeloViewer (4.5@47) Ǥ 9 3 LastUpdate: 2019-04-11 export VeloViewer & Strave data to OsmAnd
- GPS Trip Tracker (4.2@897) 5 3 LastUpdate: 2018-05-25
- OwnTracks (4.2@339) Ǥ 10 Github
- Enduro Tracker - real-time GPS tracker (3.9@840) Ǥ 13 3
- OsmAnd Online GPS Tracker (3.8@148) 8 share with contacts and groups from Telegram
- Cell Phone Location Tracker - Mobile number 2021 (3.7@13,623) Ǥ 14 4
- a Training Tracker (ANT+ BTLE) (3.6@158) Ǥ 10 1 Github; supports Pebble and a bunch of sensors via Bluetooth
- Corcanoe GPS Tracker Locator (3.5@1,064) Ǥ 24 21
- ROAD iD - GPS Tracker & Emergency Notifications (2.4@785) Ǥ 18 9
Track & More
2021-07-21
- Turbo GPS 2015 (4.6@1,156) Ǥ 17 5 LastUpdate: 2018-08-07
- Route Scout - GPS Topo Mapper (4.6@47) 14 1
- SMASH - Digital Field Mapping (4.6@8) 12 Github
- Locus Map 4: Hiking&Biking GPS navigation and Maps (4.5@48,232) Ǥ 24 7 / Locus Map Pro - Outdoor GPS Navigation and Maps (4.7@39,400; ~EUR 10.00) Ǥ 25 2 Video Tutorials for Beginners 2017; Izzy's Locus Ressourcen-Sammlung; Online & Offline; KML/KMZ/KMX Import (POIs/Routen/Bilder), GeoCaching, ANT+ Support
- OruxMaps GP (4.5@5,421; ~EUR 4.00) Ǥ 18 2 Wikipedia
- MyTopo Maps - Trimble Outdoors (4.5@1,632) Ǥ 8 LastUpdate: 2015-05-09
- The Fast Track GPS Tool (4.4@934) Ǥ 10 LastUpdate: 2016-08-26
- Maverick: GPS Navigation (4.3@28,528) Ǥ 7 LastUpdate: 2017-03-25 / Maverick Pro (3.6@2,536; ~EUR 7.50) Ǥ 7 1 LastUpdate: 2017-02-16 with Pebble support
- Location Tracker (4.3@3,093) Ǥ 20 2 LastUpdate: 2018-06-20
- AllTrails: Hiking, Running & Mountain Bike Trails (4.2@49,945) Ǥ 17 17 Video Review 6/2019; full version USD30/year
- ViewRanger: Trail Maps for Hiking, Biking, Skiing (4.2@44,773) Ǥ 16 12 OSM Wiki EN; Route Planning, Navigation, LocationSharing
- Hellotracks - All-in-one location tracking map (4.2@4,344) Ǥ 19 3
- MAPinr - KML/KMZ/OFFLINE (4.2@4,134) Ǥ 16 6 LastUpdate: 2019-10-12
- MyTrails (4.1@15,166) Ǥ 17 3 / MyTrails Contacts (4@174) 1 LastUpdate: 2017-02-11 / MyTrails Pro License (3.9@544; ~EUR 2.50) Ǥ 1 LastUpdate: 2014-09-30 plan-track-analyze-share your outdoor adventures
- Dirt Tracks (4.1@95) Ǥ 10 4 LastUpdate: 2019-08-21 links on-tour photos; export GPX/KMZ; statistics; share via Facebook, VK, Line, Kakao, Wechat, etc.
- BackCountry Nav Topo Maps GPS - DEMO (4@4,633) Ǥ 18 17 / BackCountry Navigator TOPO GPS PRO (4.2@6,728; ~EUR 14.00) Ǥ 16 8 Review 6/2018; Track+Waypoint+More
- inViu routes GPS tracker OSM (4@313) 15 OSM Wiki EN | DE; tracker using and contributing to OpenCellID, also supports GeoNotes
- NextGIS Mobile (4@131) 18 4
- Handy GPS (4@6; ~EUR 9.00) Ǥ 14 2
- Maps (2.9@243) Ǥ 15 3 GitLab; FOSS fork of Maps.ME with ads and trackers removed
- Tiny Travel Tracker (0@0) Ǥ 9 LastUpdate: 2019-09-19 Github; Track (minimal batt usage), playback, connect photos, and more;
Waypoints (manual tracking)
2021-07-22
- WayPoint Pocket (5@1) 4 LastUpdate: 2019-10-29
- Trail Sense (4.8@84) 9 Github
- GPS Waypoints (4.4@841) Ǥ 12 3
- Simple Compass & Waypoint (4.3@3) 5 2
- Waypoint Free (3.5@139) 7 1 LastUpdate: 2015-09-21 / Waypoint Pro (4.1@123) 6 LastUpdate: 2015-09-21
- NextTracks (0@0) 9 Codeberg
- tower (0@0) 6 Github
Other GPS-Tracking Apps
2021-07-22
- AAT Another Activity Tracker (5@1) 9 Github; emphasis on cycling
- Map My Run by Under Armour (4.6@348,310) Ǥ 24 13 / Map My Fitness Workout Trainer (4.4@56,944) Ǥ 24 16 incl. calorie counter, ANT+ Support – and tracking many things…
- GPS Logger (4.4@1,580) 6 Github; KML/GPX export
- U4FIT - GPS Track Run Walk (4.4@1,278) Ǥ 16 9
- Path Tracking Lite (4.2@474) 5 1 LastUpdate: 2017-07-06
- CaveSurvey (4.1@58) 9 Github; collect measurements data underground
- trainANDtrack! (3.9@114) Ǥ 11 2
- OSM Dashboard Offline for OpenTracks (0@0) 0 Github; for OpenTracks, so it might also work for NextTracks
- PhoneTrack (0@0) 14 GitLab; log location to your own server (eg. Nextcloud PhoneTrack)
Further Readings:
2021-07-23