Tower Collector
Tower Collector is a free, open-source maps and navigation app for Android. Join the community and collect cell towers locations from your area. It has 350 GitHub stars and is released under the MPL-2.0 license, and you can install it from F-Droid and Google Play.
About Tower Collector
Tower Collector gives you opportunity to contribute in OpenCellID.org, BeaconDB and @t0stbrot projects by uploading GPS locations of GSM/UMTS/LTE/CDMA/TD-SCDMA/5G (NR) cell towers from your area. The measurements help map the extent of mobile phone network coverage. You can use the app to collect data for personal purposes and export them to various files. Some features: • specially optimized GPS parameters to reduce battery drain • upload to OpenCellID.org, BeaconDB and @t0stbrot projects • export to SD card as CSV, JSON, GPX, KML and KMZ. • ad-free, forever! The OpenCellID.org project goal is to create a worldwide open source database of mobile cell locations.
Privacy and F-Droid
F-Droid builds Tower Collector from its published source code and flags anti-features such as ads, tracking or reliance on non-free services.
No anti-features flagged on the latest F-Droid build.
Screenshots
Screenshots from the app's F-Droid listing.
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What is Tower Collector?
Tower Collector is a free, open-source maps and navigation app for Android. Join the community and collect cell towers locations from your area. It has 350 GitHub stars and is released under the MPL-2.0 license, and you can install it from F-Droid and Google Play.
Is Tower Collector free and open source?
Yes. Tower Collector's source code is public on GitHub under the MPL-2.0 license, which is OSI-approved or FSF-free. F-Droid, which builds it from source, flags no anti-features such as ads or tracking on its latest build.
How do I install Tower Collector?
You can install Tower Collector from F-Droid (package info.zamojski.soft.towercollector) and from Google Play; the links are on this page. Its GitHub repository also publishes releases (latest: 3.0.0).
Is Tower Collector still maintained?
The repository's most recent commit was on Oct 7, 2026. Its F-Droid listing was last updated on Oct 1, 2026. appsgit only lists apps whose repository had a commit in the last six months.