Coverage
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.More coverage depends on station density and cell signal, so check the official map for your site.
Plans & pricing
from $40/mo| Plan | Price | Term |
|---|---|---|
| Monthly | $40/mo per device | Cancel anytime |
| Annual | $400/yr ($33.33/mo) | Renews yearly |
| 5-year | $1,920 one-time ($32/mo) | Rate locked 5 yrs |
| Enterprise / fleet | By quote |
- Free trial
- 30 days, full service, no credit card, no auto-renew
- Contract / terms
- Cancel any plan anytime; service runs to end of paid period
- Correction formats
- NTRIPThe standard way RTK corrections are sent over the internet. Think of it as internet radio for correction data.More, RTCMThe common format RTK corrections are written in, so different brands can understand each other.More.2 (MSM4)
- Datum / Reference frameA precise version of a datum, defined by real stations on the ground. ITRF2020 and NAD 83(2011) are examples.More
- WGS 84The worldwide datum GPS uses by default. It's very close to ITRF.More, ITRFInternational Terrestrial Reference Frame. A worldwide datum. In the US it's about a meter different from NAD 83.More, ITRF2014 via Mount pointOne specific correction stream on a caster, like one channel on a radio. Each one comes from a certain station or network setup.More choice
- Receivers / drones
- Any NTRIP receiver: Trimble, Leica, Topcon, DJI, Autel, Emlid, u-blox, ArduPilot (operator list)
- Stations
- 20,000+ reference stations in 140+ countries (global, operator claim)
NTRIP caster
hostProvided after signup
PortA number that tells your device which "door" on the caster server to use. For NTRIP it's often 2101.More2101
mountsAUTO (or AUTO_WGS84 / AUTO_ITRF2020 / AUTO_ITRF2014); send GGAA short message your rover sends with its rough location. VRS and nearest-station streams need it to know where you are.More ON
How to sign up
- Start the free trial at rtkdata.com
- Enter CasterThe internet server that hands out correction streams. Your rover logs in to it, like tuning into a radio station.More, port 2101, mount point AUTO in your receiver
- Turn on GGA to caster
Checked 2026-10-16 Sources: [1] [2] · Blank fields mean the operator doesn't publish it · Report a change
Reliability reports
Collecting soonNo user reports yet for RTKdata. We only show real reports from real users, never sample data. Report collection opens soon, and here's what we'll ask:
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