Plan a sprinkler layout before you dig

Irrigation Designer is a free browser tool for planning garden sprinkler layouts to exact real-world scale. Upload a satellite image or drawing, calibrate scale from one known measurement, place nozzles from a built-in database of 19 models across 4 brands, and balance zone flow before digging.

Open the canvas How it works

100% Free
In-Browser & Private
Real-World Scale Calibration
Automatic Flow & Zones

ZONE A · 1.42 m³/h

Head-to-head layout: each throw reaches the adjacent head, eliminating dry spots between circles.

The database

Pre-calibrated sprinkler specifications

Built directly into the canvas so every spray radius, arc, and flow is drawn to true scale.

Explore the full catalog →

Sprinkler models: 19
Major brands: 4
Nozzle options: 26
Performance rows: 31

The canvas

Every measurement is the real measurement.

Snapping, live segment lengths, polygon areas and per-zone flow totals. Save to JSON, export a PNG, or pull the shopping list straight off the plan.

Open the catalog →

Irrigation Designer interactive canvas showing scaled garden layout, sprinkler radius arcs, and toolbar controls — The Irrigation Designer canvas: scale calibration, sprinkler placement, coverage arcs, and zone flow balancing.

Ready to plan your irrigation system?

Free, private, and runs entirely in your browser. Nothing you draw ever leaves your machine.

Open Design Canvas

Plan a sprinkler layout before you dig

Pre-calibrated sprinkler specifications

Every measurement is the real measurement.

Ready to plan your irrigation system?

Send feedback