Just days after our biggest release ever, we’re back again — with a surprise follow-up update that adds one of the most powerful features to date. No waiting. No unlocks. It’s available to everyone right now.

🔧 Custom Grid Support (PROJ4)

Coordinates 9.1 introduces full support for user-defined coordinate systems, using the industry-standard PROJ4 format.

You can now:

Define your own projection with PROJ4 parameters
Set origin longitude/latitude, false easting/northing, scale, and rotation
Apply DX/DY/DZ/DA/DF adjustments
Choose between meters and feet
Save multiple configurations and reload them anytime

Whether you're working in surveying, mapping, or custom local grids — this feature puts full control in your hands.

🧠 Smart Entry with Live Preview

You don’t need to be a PROJ4 expert. Just fill out the guided form — we’ll build the string for you.

Real-time validation with helpful error messages
Live preview in a terminal-style text box
Tap to copy your PROJ string instantly

📂 Save & Manage Your Grids

Save custom projections with your own names
Manage and load them with one tap
Slots auto-rename to avoid overwrites

📥 Import Support with Safety Checks

Paste a PROJ4 string from anywhere — we’ll check if it’s editable:

⚠️ Warnings for unsupported or read-only strings
💡 Fillable fields if editable
💾 Save anything, editable or not, for later use

✨ Visual Polish

Always-dark preview panel (even in light mode)
Inline number validation (no more mystery errors)
Optimized layout for smoother entry and review

📂 Where to Find It

You’ll find the new User Grid setup by going to:

Coordinates Format - Custom / User Grid (Proj.4) > Press Grid Button

or at
Action Menu > User Grid Setup

🚀 And More Coming Soon

This feature landed fast — but it’s just the beginning.

Got feedback? Let us know. We’re building Coordinates with you — one powerful update at a time.