Comparison

Ermetix Catalog vs Maxem

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

Head to head

About

Ermetix Catalog

Features

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"Ermetix Catalog" is part of the Ermetix suite. "Ermetix Catalog" makes it easy to share and classify for category Apps, eBooks, weblinks, PDFs and other materials. With Volume Purchase Program integration, the organization purchases licences from the App Store and gives them out remaining the owner. Please note: the APP works with Ermetix cloud service.

About

Maxem

Features

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Help accelerate the transition to a zero-emission world. By combining the Maxem Energy Controller and the Maxem Home App you will get a complete overview of your energy flows at home, while allowing you to control your charge points speed, availability and more. When you also connect your solar production to the controller we enable you to charge your EV on the sun.

Screenshots

Ermetix Catalog3 screens

Maxem4 screens

Verdict

The call

The clearest difference is update cadence: Maxem at fortnightly against Ermetix Catalog's every 5 months. 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

Ermetix Catalog ships an update every 5 months, Maxem fortnightly. The most recent releases landed on October 19, 2026 and October 17, 2026 respectively.

Scorecard1 real difference · 5 level

Ermetix Catalog versus Maxem: the parameters behind the verdict, then further details
Parameter	Ermetix Catalog	Maxem
Price	Free	Free
Update frequency	Every 5 months	Fortnightly — better
Ads	No	No
In-app purchases	No	No
Devices	iPhone, iPad, iPod — better	iPhone, iPod
Requires iOS	12.0 — better	13.4
Further details — not scored
Size	17 MB	15 MB
Age rating	4+	4+
Developer	ERMETIX SRL	Maxem Energy Solutions B.V

In-app purchases

None

Ermetix Catalog

No in-app purchases

None

Maxem

No in-app purchases

Questions

Is Ermetix Catalog free?

Ermetix Catalog is free to download, with no in-app purchases.

Is Maxem free?

Maxem is free to download, with no in-app purchases.

Do Ermetix Catalog or Maxem have ads?

Neither Ermetix Catalog nor Maxem shows ads.

Which is updated more often, Ermetix Catalog or Maxem?

Ermetix Catalog ships an update every 5 months, and Maxem fortnightly. Most recently, Ermetix Catalog was updated on October 19, 2026 and Maxem on October 17, 2026.