Gain confidence using GD&T.

Finally, an app for mechanical engineers, CAD designers, machinists and quality engineers to help with GD&T. 

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Stay Informed

Eliminate the need to look over GD&T 360 symbols blindly.

Get Up to Date

Get up to date quickly and easily with the GD&T 360 app.

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Find It Faster

Use GD&T 360 when you need to know what a symbol means and need to know now.

The Power to
Know

Take the guesswork out of design printouts. Get help when in doubt. Rely on a benevolent buddy.

GD&T 360 is a free app that comes with easy-to-use translation features, explanations, and notes from a community of engineers, packed with helpful tips and tricks.

“This Feature has a True Position of a diameter tolerance to three hundredths at a max material in reference to Datums A, B, and C.”

“This Feature has a Perpendicularity of a diameter tolerance to two tenths in reference to Datums A and B.”

“This Feature has a True Position of a diameter tolerance to three tenths at a max material in reference to Datums A, B, and C. The Perpendicularity is held to a tighter tolerance of two tenths in reference to Datums A and B.”

Everything you need for GD&T.

Learning GD&T takes time and commitment. Although the basics are pretty easy to learn, the vast combinations of symbols can leave anyone feeling like they have to memorize a dictionary. That’s why we created GD&T 360 as an essential app to keep at your side, saving you countless hours and headaches.

GDT App Screens

“This app makes everything easier.”

“Before I found the GD&T 360 app, looking things up was tedious. The app is on my phone so it’s always with me and easy to pull out when I need to translate a printout.”

“I get so much more from my reports now that I can quickly look up GDT symbols! Awesome app.”

Download GD&T360

Get the free app with easy to use translation features, explanations, and notes from a community of engineers, packed with helpful tips and tricks.

Download GD&T360

Get the free app with easy to use translation features, explanations, and notes from a community of engineers, packed with helpful tips and tricks.

Questions? Comments? 

We’d love to hear from you.

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DJolley@Rev4Engineering.tech

513.942.7752

9078 Union Centre #350

West Chester, OH 45069