Comparison

inVENTer Mobile vs x

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

Head to head
About

inVENTer Mobile

Features
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Welcome to inVENTer Mobile, the app for managing and controlling your inVENTer ventilation system. Automatic settings and functions for inVENTer products: Easy Connect e16 The Easy Connect e16 is part of the wireless control platform inVENTer Connect and enables the control and programming of up to 16 Inner Covers Connect or wireless sensors. It allows to implement the decentralized iV-ventilation units in an 868-MHz wireless network. It offers an information display which allows quick access to the system. The controller also serves as the system’s access point for this app. Aviant The Aviant is an innovative exhaust air device that features three intelligent sensors (humidity, light, air quality) and enables demand-based ventilation. It is ideal for use in areas where high levels of humidity and odours need to be removed quickly, such as bathrooms and shower rooms. Thanks to its modern, discreet design, it is suitable for both ceiling and wall mounting. This intelligent exhaust fan is programmed and controlled via this app. Pulsar The Pulsar is an innovative exhaust air device for wall installation or installation in the suspended ceiling. The effective system is characterized by a silent ventilation and a futuristic design. The integrated humidity and light sensors enable a demand- controlled ventilation. The Pulsar is controlled and programmed via this app. Learn more about all inVENTer products: www.inventer.eu inVENTer GmbH, Germany

About

x

Control your heat pump system remotely with this app. Monitor performance, create custom scenes, and view statistics from anywhere. No extra hardware is needed to get started.

Highlights
  • Remote heat pump control
  • Comprehensive system monitoring
  • Customizable scenes
  • Statistics and overviews
  • Alarm and warning notifications
  • Dark and light mode
Features
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Die Kermi App x-center macht Ihren Alltag ein starkes Stück komfortabler und einfacher. Damit haben Sie ihr Heizsystem mit der Wärmepumpe ganz einfach und bequem im Griff. Wann immer Sie wollen und wo immer Sie gerade sind – von zu Hause oder von unterwegs. Zur Steuerung Ihrer Wärmepumpe via App ist keine zusätzliche Hardware notwendig. Einfach unter www.x-center.systems registrieren, den Onlinezugriff auf Ihre Anlage beantragen, in der App ein neues Verbindungsprofil mit Ihren Registrierungsdaten erstellen und los geht’s. Die Kermi App x-center bietet Ihnen Folgendes: • Komfortable Steuerung & umfassendes Monitoring Ihrer Wärmepumpe x-change dynamic pro sowie für alle an der Wärmepumpe angeschlossenen Komponenten - vor Ort und aus der Ferne • Erstellung von individuellen und personalisierten Szenen • Eine umfassende Statistik-Funktion • Visualisierung von Alarm- und Warnmeldungen • Verschiedenste Übersichten für Ihre Wärmepumpe - alle wichtigen Informationen auf einen Blick • Individuelle und personalisierbare Favoriten-Funktion • Dark- und Light-Mode Anleitungen zur Registrierung sowie zum Freischalten des Onlinezugriffes finden Sie unter: www.x-center.systems

Screenshots

inVENTer Mobile4 screens
x4 screens

Verdict

The call

inVENTer Mobile and x are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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

inVENTer Mobile ships an update every 4 weeks, x monthly. The most recent releases landed on November 6, 2026 and November 3, 2026 respectively.

ScorecardNo meaningful differences
inVENTer Mobile versus x: the parameters behind the verdict, then further details
ParameterinVENTer Mobilex
PriceFreeFree
Positive reviews—56.3% of reviews
Update frequencyEvery 4 weeks — betterMonthly
AdsNoNo
In-app purchasesNoNo
Monetization—Free
DevicesiPhone, iPadiPhone, iPad, iPod — better
Requires iOS16.415.0 — better
Further details — not scored
Size73 MB282 MB
Age rating4+4+
DeveloperVolution GroupKermi GmbH

In-app purchases

None

inVENTer Mobile

No in-app purchases

None

x

No in-app purchases

Questions

Is inVENTer Mobile free?
inVENTer Mobile is free to download, with no in-app purchases.
Is x free?
x is free to download, with no in-app purchases.
Do inVENTer Mobile or x have ads?
Neither inVENTer Mobile nor x shows ads.
Which is updated more often, inVENTer Mobile or x?
inVENTer Mobile ships an update every 4 weeks, and x monthly. Most recently, inVENTer Mobile was updated on November 6, 2026 and x on November 3, 2026.

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