The Topnet Live Annual Unlimited licence is the gold standard for high-production surveying, machine control, and large-scale civil engineering. Unlike hourly models, this subscription provides unrestricted, 24/7 access to the UK’s most robust GNSS correction network, making it the essential choice for teams working full-time in the field.
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The Topnet Live Annual Unlimited licence is the ultimate high-performance correction service for professionals who cannot afford downtime. Designed for high-production environments such as large-scale civil engineering, 24/7 machine control, and full-time land surveying, this subscription removes all usage barriers, providing a constant, high-fidelity stream of data for an entire year. What truly sets this service apart is its reputation as the premier GNSS network globally. While many networks rely on older infrastructure, Topnet Live is built on a "True Multi-Constellation" model. It doesn't just use GPS; it fully integrates GLONASS, Galileo, and BeiDou. This massive satellite availability means that even in "GNSS-hostile" environments such as deep urban canyons, heavily wooded areas, or near high-voltage lines, your equipment can maintain a centimetre-level "fix" where other networks would fail. The service is further bolstered by its incredible station density and the inclusion of a 4-network roaming SIM. This industrial SIM acts as an insurance policy against poor connectivity; if one UK network provider has a weak signal in a remote area, the SIM automatically hops to the strongest alternative among EE, O2, Vodafone, or Three. By removing the need for a physical base station and eliminating the risk of cellular dead zones, the Unlimited licence offers the most reliable, "always-on" precision available in the industry today.