Comparison

ELYON vs Groundrush Skydiving

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

ELYON

Features
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ELYON is the ultimate digital logbook for skydivers and BASE jumpers. Track every jump, analyze your performance, and manage your gear — all in one app. KEY FEATURES Digital Logbook Log skydiving and BASE jumping activities with detailed jump records. Import data from CSV files or add entries manually. FlySight GPS Integration Connect directly to your FlySight 2 device via Bluetooth. Import GPS flight data wirelessly and analyze your performance in detail. Flight Analytics & Personal Records Track your speed, altitude, glide ratio, and more. View personal records and monitor your progression over time. Interactive Map Explore exit points and dropzones on an interactive map. View jump locations with detailed geofence visualization. Gear Management Keep track of all your equipment — canopies, containers, AADs, and more. Monitor usage counts and maintenance schedules. Cross-Platform Use ELYON on your phone, tablet, or desktop. Your data syncs seamlessly across all your devices. Multi-Language Available in English, French, German, Spanish, and Italian. Whether you're a weekend fun jumper or a seasoned BASE athlete, ELYON helps you stay organized, track your progress, and make data-driven decisions about your flying.

About

Groundrush Skydiving

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Groundrush is the free phone companion for the FlySight 2 GPS logger. Set up your ENGO 3 heads-up display, pull a jump off the logger over Bluetooth and look at it — standing in the packing area, between jumps. WHAT IT DOES • ENGO 3 HUD setup — choose what the glasses show and where, how often they refresh, and bind the FlySight to your own pair of glasses. The logger drives the display directly; the phone is not part of the link in flight. • Track download — pull recorded jumps off the FlySight 2 over Bluetooth. • Track library — import .csv and .gpx files, browse them by day, export and share. The library lives on your phone and works offline. • Jump analysis — exit altitude, freefall time, speeds and glide ratio, with automatic detection of the flown segment, and charts you can read at any instant of the jump. • Map View — the route drawn over a satellite or road map, coloured by speed, with exit and landing marked. • Winds aloft — wind by altitude, so the charts can also show what you flew with the wind taken out. • Firmware updates over the air for the ENGO HUD firmware. GROUNDRUSH CLOUD (OPTIONAL) • Sign in with Apple or Google. There is no Groundrush password. • Upload a track and it is kept privately in the cloud; open it in a browser at groundrush.io. • Make a jump public when you want to share it. A public page shows your username and photo, wingsuit, dropzone, the date and time, the shape of the path, the wind and the charts — never the GPS coordinates or the original file. • Auto Upload — when it is on, every detected jump goes to the cloud right after the download from the FlySight. • Wingsuit and dropzone on each track, picked from shared lists. • Delete your account from the app at any time. WHAT IT DOES NOT DO The app works fully without an account. No advertising. No analytics, and no tracking of any kind. Without an account your tracks are files on your phone and nothing is uploaded. What does leave the device: a jump's coordinates and date, sent to a public weather service to look up the wind; map imagery requested from Google when you open a map; and a firmware check with GitHub. With an account, the app also sends to Groundrush's own servers the track files you upload, the profile you enter and the photo you choose. All of it is described in full in the privacy policy. Groundrush is free. Everything listed above stays free. NOT AFFILIATED Groundrush is an independent project. It is not made by, endorsed by or affiliated with FlySight or ActiveLook. Privacy policy: https://groundrush.io/privacy Contact: hello@groundrush.io

Screenshots

ELYON4 screens
Groundrush Skydiving3 screens

Verdict

The call

The clearest difference is update cadence: Groundrush Skydiving at every 3 days against ELYON's every 11 days. On price, ads, in-app purchases and device support there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

ELYON ships an update every 11 days, Groundrush Skydiving every 3 days. The most recent releases landed on October 19, 2026 and October 15, 2026 respectively.

Scorecard1 real difference · 5 level
ELYON versus Groundrush Skydiving: the parameters behind the verdict, then further details
ParameterELYONGroundrush Skydiving
PriceFreeFree
Update frequencyEvery 11 daysEvery 3 days — better
AdsNoNo
In-app purchasesNoNo
DevicesiPhone, iPad, iPod — betteriPhone, iPod
Requires iOS15.015.0
Further details — not scored
Size16 MB39 MB
Age rating4+4+
DeveloperROBIN FREDERIC VALENTIN FREYBURGERAleksandr Boikov

In-app purchases

None

ELYON

No in-app purchases

None

Groundrush Skydiving

No in-app purchases

Questions

Is ELYON free?
ELYON is free to download, with no in-app purchases.
Is Groundrush Skydiving free?
Groundrush Skydiving is free to download, with no in-app purchases.
Do ELYON or Groundrush Skydiving have ads?
Neither ELYON nor Groundrush Skydiving shows ads.
Which is updated more often, ELYON or Groundrush Skydiving?
ELYON ships an update every 11 days, and Groundrush Skydiving every 3 days. Most recently, ELYON was updated on October 19, 2026 and Groundrush Skydiving on October 15, 2026.

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