A free program for Android, by Trimble Inc..

Trimble is the world’s most versatile and compact RTK GNSS solution.

Whether you’re a professional geospatial engineer, a casual user, or a remote worker, Trimble is an excellent solution for all your mapping and navigation needs.

Trimble is designed to be used on-the-go, with no need for any additional hardware or software. Simply install the app, turn on your receiver, and start using it right away.

Use Trimble for free with no limits or commitments. It’s completely free to use and experiment with, and it has a 30-day trial. There are no hidden fees or costs, and you can cancel your subscription at any time.

The app works online and offline, and works on all devices.