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App Store Apps > Sports > Leviathan & Scylla by JeffTron
Leviathan & Scylla by JeffTron icon

Leviathan & Scylla by JeffTron

by Filip Nemec · Sports · Free
On the App Store since March 2019 · Data updated 2026-10-30

Leviathan & Scylla by JeffTron is made and published by Filip Nemec. AppBrain is an independent app data site and isn't affiliated with Filip Nemec. The app name, icon, screenshots and description belong to Filip Nemec and are shown as published on the App Store.

5.00
7 reviews
Free

Leviathan & Scylla by JeffTron Screenshot 1 of 7
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Leviathan & Scylla by JeffTron Screenshot 7 of 7
Screenshots by Filip Nemec, from the the App Store listing
View on the App Store

AppBrain's verdict

Established
Rating on App Store
5.00
7 ratings
Last updated
June 29, 2026
Size
43.8 MB

It doesn't have enough ratings yet to judge what users think.

Official page on the App Store

User feedback

Ratings and reviews on the App Store

Comments on Leviathan & Scylla by JeffTron for iOS

We don't have enough comments to show example comments. Please check back later.

Store listing

By Filip Nemec, from the App Store
Description by Filip Nemec Written by the developer, not by AppBrain. Click to read.
JeffTron application turns your smartphone into controllable fire control unit for your airsoft gun.
Thanks to this app you can easily set up your gun in real time.
App works in wireless mode with Leviathan hardware from the Jefftron Company, for all functions you have to buy Leviathan unit.
By this app you can also upgrade your Leviathan unit for free with updates which we release in the future.

Features:
- hybrid fire modes
- binary trigger mode
- pre-cocking function for instant shot on SEMI fire
- statistics shows cycle timing, motor current consumption, rate of fire and mosfet temperature.
- adjustable active braking (can be disabled)
- smooth control rate of fire
- fast trigger response
- adjustable burst fire
- low battery indicator
- time delay between shots
- low current consumption in idle state
- 3 shot counters
- error log shows problems made during the device life
- Electronic fuse avoid any damage to Leviathan if something goes wrong
- User can save multiple settings under profiles
- controling hardware via wireless connection
- update function fixes bugs and adds new features to the device

Contact us:
support@jefftron.cz

If you like this app please join the group on the Facebook!
https://www.facebook.com/groups/Leviathan.by.jeffTron.QA/

App requires wireless BLE connection with Leviathan hardware.
We are constantly optimizing application and adding new features for free.

Safety and technology

Found in the app by AppBrain
Price
Free
App size
43.8 MB
Content rating
Everyone

Technologies used by Leviathan & Scylla by JeffTron

Releases

Updates seen on the App Store
Version
5.0.1
Launched
March 2019

No changelog data

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Rankings

App Store top charts

App Store Rankings for Leviathan & Scylla by JeffTron

This app is not ranked

About the app and developer

About Leviathan & Scylla by JeffTron

Leviathan & Scylla by JeffTron is a sports app developed by Filip Nemec.

User Ratings

Leviathan & Scylla by JeffTron is rated 5.00 out of 5 stars. The rating is based on 7 ratings.

App Information

Leviathan & Scylla by JeffTron is freely available from the App Store. The app size is 43.77 MB. The latest version available is 5.0.1. The last update was on June 29, 2026.

Technical Requirements

The app has a content rating of Everyone. The app has been available on the App Store since March 2019.

Developer information for Filip Nemec

Filip Nemec

Address:

Frequently asked questions about Leviathan & Scylla by JeffTron

Is Leviathan & Scylla by JeffTron free?

Yes. Leviathan & Scylla by JeffTron is free on the App Store.

Is Leviathan & Scylla by JeffTron still available?

Yes. Leviathan & Scylla by JeffTron is on the App Store, and the last update we saw was on June 29, 2026.

How large is Leviathan & Scylla by JeffTron?

Leviathan & Scylla by JeffTron is 43.77 MB.

Is Leviathan & Scylla by JeffTron suitable for children?

App Store rates the content of Leviathan & Scylla by JeffTron as suitable for everyone.

How do people rate Leviathan & Scylla by JeffTron?

Leviathan & Scylla by JeffTron scores 5.00 out of 5 stars, from 7 ratings on the App Store.

Who made Leviathan & Scylla by JeffTron?

Leviathan & Scylla by JeffTron was developed by Filip Nemec. It is listed in the sports category on the App Store.

What are the best alternatives to Leviathan & Scylla by JeffTron?

People looking at Leviathan & Scylla by JeffTron also look at these sports apps: Gorilla FCU, Ares Alpha, StrikeRing MilSim, Virtual-Shot, Airsoft Pro Sensor.

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