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Draft at
thinking pace

Unlike wireframing, start without graphic design constraints.

No screen-sizes. No layout.

Just the content and its flow.

Software Engineering a UI


See more angles. Try out groupings, progressions, and variants on the fly.

Redesigning UI

Help Designers

Given a Form Rig file, designers can lay out with the confidence of knowing what to organize. Therefore, the design phase feels like a redesign one, familiar and straightforward.

Tip: Print the prototype as PDF and edit it in a graphic design program.

Pre-Graphic Design Prototype ready to layout.


With Form Rig you can communicate and experiment app ideas in a highly malleable and affordable medium, so you can achieve your goals with more educated solutions in fewer iterations.

more directly

Traditionally, domain experts had to teach programmers and designers from A to Z. Now, everyone can communicate improvements and requirements more directly than ever.

Mitigate Rework

Discover blind spots and edge cases early on.

As Form Rig presupposes graphic and database design, you can focus on the end-user viewpoint with more mental room and without artificial constraints.

Do the fundamentals extremely well and you'll make more progress'.Guy Mitchelmore


Concretize your ideas instantly.

Computed Forms

Integrate UI elements in formulas.

Formulas using UI Elements

Conditional Options

Create dynamic sub-categories.

Chained Selectors with dynamic sets of options

And much more…

Page Navigation
Dynamic Forms
Button Actions
CSS Editor
UI Search

Live Specs

…and motivate by demonstrating your intention of building a good, user-first, application.

100% Free App User Guide