Comparison

VARTA.install vs M

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

Head to head
About

VARTA.install

Features
Read full description

VARTA.install is the official app for commissioning, service and maintenance of VARTA energy storage systems. With the app, certified electricians can quickly and efficiently commission the new VARTA complete system, consisting of the VARTA.wall battery storage system, the VARTA.hybrid inverter and the VARTA.energymeter. The guided commissioning process is supported by the hotspot capability of the components and the simple scanning of the attached QR codes. Commissioning the VARTA.wall in slave mode remains possible, for example in combination with third-party inverters. In addition to commissioning, VARTA.install also supports service and maintenance tasks. You get an overview of your installed systems and have the most important information at hand in service cases. VARTA.install is the ideal companion for VARTA energy storage systems and enables smooth digital handling of installation, service and maintenance.

About

M

Monitor and manage your building's energy flows, generation, and consumption directly from your smartphone. Gain insights with daily, monthly, and annual evaluations, and control connected devices like chargers and heat pumps for increased efficiency and sustainability.

Highlights
  • Visualize energy flows
  • Energy generation and consumption overview
  • Daily, monthly, annual evaluations
  • Energy-Charger control
  • Heat pump control
  • Remote energy management
Features
Read full description

With the new M-TEC E-SMART APP, you can bring M-TEC's comprehensive energy management directly to your smartphone. This innovative application makes all energy flows in your building visible and gives you a detailed overview of the energy you generate and consume, as well as the current status of your M-TEC products. The app allows you to create daily, monthly and annual evaluations of your energy production and consumption so that you always have an overview. Functions of the E-SMART APP: - Visualisation of energy flows: All energy movements in your building at a glance. - Energy overview: Overview of self-generated and consumed energy. - Time-based evaluations: Detailed daily, monthly and annual analysis. - Energy-Charger control: Start and control your Energy-Charger directly via the app. - Heat pump control: Access and control the heat pump for efficient use. - Energy management on the move: The smart energy management system from M-TEC on your smart phone. - Own use at a glance: Keep a clear overview of your own consumption at all times. Advantages of the E-SMART APP: - Simple operation: Intuitive user interface for easy handling. - Fully connected: Integrates all M-TEC products perfectly into your energy management. - Increase efficiency: Maximize the use of your self-generated energy and reduce your dependence on the power grid. - Sustainability: Support the energy transition and actively contribute to reducing your carbon footprint. - Available everywhere: Maintain an overview and control of your energy management, even when you are away from home. Bring the full power of M-TEC and third-party products to your smartphone and experience a new dimension in energy management. Download the M-TEC E-SMART APP from the app store today and get started on an energy-efficient future!

Screenshots

VARTA.install4 screens
M4 screens

Verdict

The call

The clearest difference is ads: VARTA.install at none against M's shown. VARTA.install also leads on update cadence (every 2 months vs every 4 months). On price, in-app purchases, device support and iOS requirement there is nothing between them.

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

CostPrice ยท In-app purchases ยท Ads ยท Monetization

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

UpkeepUpdate frequency

VARTA.install ships an update every 2 months, M every 4 months. The most recent releases landed on September 8, 2026 and September 29, 2026 respectively.

Scorecard2 real differences ยท 6 level
VARTA.install versus M: the parameters behind the verdict, then further details
ParameterVARTA.installM
PriceFreeFree
Positive reviewsโ€”80.0% of reviews
Update frequencyEvery 2 months โ€” betterEvery 4 months
AdsNo โ€” betterYes
In-app purchasesNoNo
Monetizationโ€”Ad-supported
DevicesiPhone, iPadiPhone, iPod
Requires iOS16.015.0 โ€” better
Further details โ€” not scored
Size85 MB56 MB
Age rating4+4+
DeveloperVARTA Storage GmbHM-TEC Energy Systems GmbH

In-app purchases

None

VARTA.install

No in-app purchases

None

M

No in-app purchases

Questions

Is VARTA.install free?
VARTA.install is free to download, with no in-app purchases.
Is M free?
M is free to download, with no in-app purchases.
Do VARTA.install or M have ads?
M shows ads; VARTA.install does not.
Which is updated more often, VARTA.install or M?
VARTA.install ships an update every 2 months, and M every 4 months. Most recently, VARTA.install was updated on September 8, 2026 and M on September 29, 2026.

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