Wickedly accurate, but fun and easy to use, Jolly Logic products feature easy-to-use controls and displays, rechargeable batteries, and field-replaceable parts.

How to Buy

You can buy below (we provide free shipping in the USA), or see Where to Buy for links to our Amazon store and a directory of our worldwide resellers.

Replacement Parts

Before ordering repair parts, please review our Visual Repair Guides on our Support page. Repairs are simple, but you should make sure you feel comfortable taking your altimeter apart before you invest in repairs.

Product Info

Click on any product for more info.

Which altimeter is right for me?

Depends on what you’re flying.


Just shows peak altitude, but works in anything that flies. No computer needed.


Just for rockets, but gives you complete flight analysis on the screen. No computer needed.


Requires a smartphone or tablet. Shows flight graphs. Allows data sharing. All types of flying.

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