As of November 2017, over 35,000 manned aircraft already have a FLARM system installed, including both the legacy Classic FLARM models and the PowerFLARM models. Most FLARM installations are in Europe. Over 50% of all GA aircraft in Europe already have FLARM and thousands of installations are currently being made each year.
In Switzerland, almost all powered airplanes and helicopters have FLARM. In the rest of Europe, most powered airplanes and helicopters have FLARM.
In Switzerland, Germany and France, all gliders have FLARM. In rest of Europe, almost all gliders have FLARM.
In the UK, over 7,000 aircraft already have FLARM, of which over 50% is powered airplanes and helicopter.
Additionally, FLARM is in use in over 20,000 drones/UAS.