Comparison

AL vs Truma LevelControl

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

Head to head
About

AL

Enhance your caravan or motorhome experience with real-time chassis data. Monitor trailer stability, level your vehicle precisely, and access service locations and manuals. Connects via Bluetooth LE with a secure PIN.

Highlights
  • ATC anti-snaking system status
  • Electronic spirit level
  • HY4 steady leg system control
  • Weight display (kg/lbs)
  • AL-KO service location finder
  • Offline operating manuals
Features
Read full description

2LINK Connectivity with the latest chassis functions makes driving with a caravan or motorhome even safer and more comfortable. 2LINK lets you access the new world of chassis sensor technology on your smartphone. Other exciting functions will be gradually added. In combination with the 2LINK Box, the 2LINK App provides a secure Bluetooth LE connection via a personal PIN. At the moment, 2LINK provides the following valuable information: 2LINK for trailers 1. Status display of the ATC anti-snaking system - Visible safety: Critical towing conditions of the caravan vehicle combination are detected at an early stage while driving in the car. - Clear, non distracting mode of effect of the ATC status display. Green status screen: ATC ready for operation, orange status screen: ATC active, red status screen: ATC not ready to function. - Requirement for use of the ATC status display is the availability of an ATC with firmware V1.35 or higher, and a 2LINK Box. 2. Spirit level - The unique integrated electronic spirit level makes the levelling of the caravan considerably easier. - The sensor integrated in the 2LINK Box recognises the current vertical and horizontal alignment of the caravan and shows this directly on the smartphone display. 2LINK for vehicles 1. HY4 steady leg system - HY4 weighing function for 2 and 3-axle motorhomes • Weight display in kilogrammes (kg) or pounds (lbs.) • Display of the permissible and actual axle weights • Display of the permissible and actual vehicle weight - Control of the HY4 steady leg system via smartphone 2LINK - General information 1. AL-KO service locations* - All authorised AL-KO retailers and service stations are always accessible on your smartphone. - The GPS location data shows the AL-KO service stations in your immediate vicinity. - Extensive contact information and other information on the services of each retailer and service partner is given. 2. Operating manuals - Latest operating manuals for AL-KO accessory products always at hand. - Can be used online and offline In order to use all 2LINK App functions for trailers, you need the 2LINK Box and the AL-KO Trailer Control (ATC). Both can be purchased from your dealer or the AL-KO customer centre. The 2LINK App function for vehicles/motorhomes requires the installation of a HY4 steady leg system. *To use this service, you need an active Internet connection.

About

Truma LevelControl

Easily measure your gas cylinder's remaining level using ultrasound technology. Simply attach the device to your cylinder and check the results on your smartphone via Bluetooth or with the iNet Box for remote monitoring.

Highlights
  • Ultrasonic gas level measurement
  • Bluetooth connectivity
  • Remote monitoring via iNet Box
  • Low gas level notifications
  • Supports multiple LevelControl devices
  • Magnetic and clamp adhesion
Features
Read full description

Making life easier: Truma LevelControl If you prefer holding your smartphone to tilting the gas cylinder, you’re in luck, because the LevelControl lets you do just this. The gas level measuring device uses ultrasound to measure how much gas is left in the cylinder and displays the result in the app. Attach the LevelControl to the bottom of the cylinder, open the app, check the gas level – it couldn’t be easier! The new LevelControl app also gives you the option of using Bluetooth to check the gas level. This functions conveniently and reliably in the vehicle and outside it when within range. If you want to check the gas level while travelling, you’ll need the Truma iNet Box and the tried-and-tested Truma app. It sends the measurement results by text to your smartphone – whether you’re at home or out skiing on the piste. The Truma iNet Box also allows you to connect other appliances such as the Truma heaters and air conditioners to the iNet System and to operate them using the Truma app. Truma LevelControl features - Notification when gas level is low - Use several LevelControl at the same time - Adheres magnetically to any steel cylinder – and, thanks to a clamping sheet, also to aluminium cylinders - Works with all current European gas cylinders – simply select the model from the extensive database The LevelControl is not suitable for plastic gas cylinders, refillable tank gas cylinders, gas tanks or butane gas cylinders (camping gas). Truma LevelControl – the facts New app It’s now even easier to check how much gas is left in your cylinder – with the new Truma LevelControl App. How it works The gas level measuring device uses ultrasound to determine how much gas is left in the cylinder. Small and handy Attach the Truma LevelControl to the bottom of your gas cylinder. No assembly, no cable. Open the app – done! More comfort The iNet System allows you to operate the LevelControl, your heater and air conditioner with the tried-and-tested Truma app. Excellent LevelControl has won the European Innovation Award 2018 in the Overall Concept Equipment category.

Screenshots

AL4 screens
Truma LevelControl4 screens

Verdict

The call

The clearest difference is in-app purchases: Truma LevelControl at none against AL's 1. AL's advantage is iOS requirement (10.0 vs 16.0). On price, review sentiment, update cadence and ads 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. AL sells 1 one-off in-app purchase. Truma LevelControl asks for nothing beyond the download.

UpkeepUpdate frequency

Both ship on a similar rhythm, roughly every 4 months. The most recent releases landed on September 27, 2026 and October 7, 2026 respectively.

Scorecard2 real differences · 8 level
AL versus Truma LevelControl: the parameters behind the verdict, then further details
ParameterALTruma LevelControl
PriceFreeFree
Rating—5.0 (1 ratings) — better
Positive reviews33.3% of reviews — better27.5% of reviews
Number of ratings—1 — better
Update frequencyEvery 4 monthsEvery 4 months
AdsNoNo
In-app purchasesYesNo — better
MonetizationFreeFree
DevicesiPhone, iPod — betteriPhone
Requires iOS10.0 — better16.0
Further details — not scored
Size54 MB50 MB
Age rating4+4+
DeveloperALOIS KOBER GMBHTruma Geraetetechnik GmbH & Co. KG

Customer experience

AL

Written reviews6 reviews
Positive33.3%
Neutral0.0%
Negative66.7%

Truma LevelControl

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews40 reviews
Positive27.5%
Neutral35.0%
Negative37.5%

In-app purchases

1 purchases

AL

One-time1
  • Spirit levelFree
None

Truma LevelControl

No in-app purchases

Questions

Is AL free?
AL is free to download, with in-app purchases available.
Is Truma LevelControl free?
Truma LevelControl is free to download, with no in-app purchases.
Do AL or Truma LevelControl have ads?
Neither AL nor Truma LevelControl shows ads.
Which is updated more often, AL or Truma LevelControl?
AL ships an update every 4 months, and Truma LevelControl every 4 months. Most recently, AL was updated on September 27, 2026 and Truma LevelControl on October 7, 2026.

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