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Dekunu Viewer

Upload your Dekunu log file and instantly see your jump data as a clear graph showing altitude, vertical speed as well as a series of key metrics.

GPS Map Speed & Altitude Key Metrics

This viewer is designed to be simple and fast, allowing you to quickly visualize your jump data without the need for any software installation or account creation.

Just upload your Dekunu CSV log file and see your jump data visualized in an easy-to-understand format. Perfect for quick analysis and sharing with friends!

On the full platform you will be able to store these results straight into your logbook.

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What you get from a single upload

All of this, instantly, from your Dekunu CSV file.

Dekunu log viewer preview

Interactive Map

See your flight path plotted on a map with exit, deployment and landing markers.

Altitude Profile

Full altitude vs. time graph with automatic phase detection for freefall and canopy.

Speed Analysis

Vertical and horizontal speed charts showing your profile through every phase of the jump.

Key Numbers

Exit altitude, deployment altitude, freefall time, max speed, time under canopy and more.

Discipline Scoring

Automatic scoring for speed skydiving, swoop metrics, and more discipline-specific analytics coming soon.

Share & Compare

Get a unique link to share your track with anyone, no account needed to view.

Dekunu log viewer preview

Frequently Asked Questions

Dekunu is a skydiving altimeter and GPS logger that records detailed jump data for later analysis.

Dekunu exports jump logs as CSV files, which can be uploaded to this viewer for analysis. To enable this, you need to make sure the device is in mass storage mode.

You need to navigate on the Device : ... > System > USB MODE. Then select "Mass storage" or "file transfer" and connect the device to your computer. Your Dekunu will then appear as a drive on your computer. Your files are in the "action" folder.

You can visualize your altitude, vertical speed, horizontal speed, and GPS track during your jump. This can help you analyze your exit, freefall, and landing performance.

Yes, you can upload and view your Dekunu logs for free without creating an account.

Want to keep all your jumps in one place?

FlySync is a free logbook that stores your Dekunu data alongside all your other altimeters, tracks your gear, and gives you even more analytics.