Precision at
your fingertips

Innovative GNSS network data correction
service delivers flexible solutions

Product Info

Subscription-based GNSS network service

Our subscription-based real-time GNSS network correction service gives you incredible coverage throughout the world, providing high-quality data for all types of applications including surveying, construction, agriculture and GIS.

  • Managed and operated by Topcon geodesy teams
  • Multiple stations for redundancy
  • No base stations to set up
  • Local Cellular modem or Global Satellite connection
  • 24/7 consistent reliable access
  • Quarterly or annual subscriptions
  • Available in your choice of precision


For correction service information, please visit TopNETlive.

World-wide service offers multiple packages to suit all applications

With our expert teams closely monitoring the whole of the TopNETlive network, and working closely with our network partners, you can rest assured that you will only ever receive high-quality, professional-grade, real-time reference corrections.

No matter your industry, your business model, or the work you perform, TopNETlive provides a choice that supports your needs. Powered by our TopNET+ suite of GNSS reference network software, TopNETlive offers a number of convenient subscription-based services designed to best suit the way that you work.

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Correction services available locally

TopNETlive is a regionally-available set of ground-based networks of reference stations that together provide the covered areas centimeter-accurate RTK corrections. This is the highest degree of accuracy available today. These networks are managed locally, and their coverage areas can be explored in detail by following this link, where you can use a map-based interface of your area to look at coverage, status of each base station, subscription costs, and get information on subscribing.

Find your local network now!

Get support where & when you need it-
for all your Topcon products.

Online Support

A simple, free login entitles you to the following benefits:

  • Downloadable product manuals
  • Video tutorials and quick guides
  • Comprehensive training and documentation
  • Dealer assistance with any tech issues
Create a free Topcon account
Extend Your Benefits

Register your product now to receive additional support including: 

  • Automatic firmware updates
  • One free Support case per registration
  • Access to Topcon Professional Support 
Register your Product

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