Capturing In-the-Field Insights

Designed to be affordable, Farm21 sensors can capture up to 10x more data than others on the market, delivering regular insights straight to your dashboard.





Cutting-edge tech with a price to support massive deployments and gather high-resolution insights from your fields


Global connectivity with NB-IoT, LTE-M and 2G (sim included)

Measures air temperature, air humidty, soil moisture (-10, -20 and -30cm) and soil temperature (-10, -20cm)

Battery lasts 1 year, charge with USB-C

Installed in 30 seconds

Up to 8 times more affordable, just 275 euro per device

The FS21 features

Developed over the last 4 years, the FS21 is our most advanced sensor yet. Providing easy massive deployments and a zero-maintenance device at a price you can afford.


Designed, build, calibrate and assembled in The Netherlands.

Installing in 30 seconds

Installation was never easier. Unbox, charge and deploy within seconds.



Easy to use.

The most competitive data-driven precision farming tool on the market, our Fs11 package includes 6 sensors and one device.

Powered by replaceable battery, sensors measure all year round, removed only for harvesting.


Fs11 Features

Wireless data transmission with LoRA

Rechargeable battery

Air temperature & humidity

Top layer soil temperature at 10 cm

Soil moisture sensors at depths 0-10cm, 10-20cm and 20-30cm

How it works

Your data on the go with the Farm21 mobile app for Android and iOS

Who benefits?

Our sensors keep farmers, crop advisors, agronomists and researchers fully informed, with consistent, reliable data. Reducing labour, time, cost and inefficiencies while simultaneously improving yield and productivity.

Easy to install

01. Create account

Create your FREE account at app.farm21.com

02. Scan QR code

Scan the QR code on the sensor with your smartphone, use the Farm21 app or your mobile phone's default QR reader.

03. Install Sensor

Use the Farm21 metal pin supplied to prepare the soil, remove and replace with the sensor – the depth indicator shows how far. The sensor’s now ready to start sending data to the Farm21 platform.

ROI Guaranteed

Our data-driven insights mean cutting costs; using information to become more efficient and targeted with resources like water, crop protection, fertilizer, fuel, and labour.

FREE Ultimate Guide to Precision Farming

Agriculture Researchers

Access to sensor, weather, satellite and scouting data

Reliable, affordable and regular data-stream

Identify data trends to support research


Easily integrate our hardware into your software with our API

One reliable source for all your sensor information

Minimise hardware support, certification and R&D efforts

Wholesalers & suppliers

Provide a tool your clients need to better use the other products you sell

Offer the latest technology

Expand your offering beyond the traditional


Maintain sustainable practice

Improve efficiency

Cut unnecessary spend

Crop Advisors & Agronomists

Help clients achieve higher yields & cut costs

Respond quicker and keep an overview

Be the farmers most valuable asset

Who needs insights

By listening to farmers, advisors, researchers and analysts we devised a technology ecosystem that brings decision-making to those who need it most. By designing affordable in-the-field sensors, we can supply 10x more data than any other provider

Farm21's Sensor Advantages

Treat, spray & irrigate crops with sensors in place

Recharge battery with USB-C. Lasting a full year on a single charge

Measures right under the crop canopy to measure actual crop climate

Comes with Narrowband-IoT,
LTE-M & 2G connectivity 

4 to 8 times more affordable than any competing device

Integrate your own software with our sensors through the API

Easy installation: factory calibrated and 30-second installation 

Modular: solar panel or third-party sensors can be added in the future