RTK2GO
Free
Free community CasterThe internet server that hands out correction streams. Your rover logs in to it, like tuning into a radio station.Full definition
Free
Coverage depends on volunteer bases
Good to know: Free community caster; no quality guarantees
Where it works
50 statesSold nationwide. Real RTKReal-time kinematic. A way to make GPS accurate to about an inch by getting live corrections from a nearby base station.Full definition coverage depends on station density and cell signal, so check the official map for your site.
All plans
| Plan | Price | Term |
|---|---|---|
| Free | $0 |
- Contract / terms
- Free; no warranty. Rover username must be a valid email, password 'none'
Coverage
- Where it works
- Sold nationwide. Real RTK coverage depends on station density and cell signal, so check the official map for your site.
- Stations
- 800+ bases online at any time; 11,000+ registered
- Official coverage map
- Open map →
- Needs cell signal?
- Yes: NTRIPThe standard way RTK corrections are sent over the internet. Think of it as internet radio for correction data.Full definition needs internet at the RoverThe receiver that moves around the job, like a survey pole or a drone. It uses the base's corrections to find its exact spot.Full definition (cell data or a phone hotspot). General rule, not an operator statement.
Connection settings
NTRIP caster
Confirmed live: a public SourcetableThe list of every mount point a caster offers. Your app shows it when you connect without picking one.Full definition request to rtk2go.com:2101 answered on Oct 17, 2026 with 773 mountpoints.
- Receivers that work
- Any NTRIP client
Sign-up steps
- Rovers: no registration, use your email as the NTRIP username
- Base owners: register the base before streaming
Fine print
- Support
- support [at] use-snip.com
- Last checked
- Oct 17, 2026
States covered50
Not listed by the operator: free trial, discounts, what's included, mountpoints and a few other details. Ask them before you sign up if these matter to you.
No user reliability reports yet. Used it in the field? Tell us how it went.