HJM vs Holaluz
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
HJM
Manage your smart radiator temperatures easily and quickly from your smartphone. Adjust settings remotely without needing to be at home.
- Remote temperature management
- Smart radiator control
- Easy and quick adjustments
- Smartphone access
- Schedule temperature changes
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Esta la nueva aplicación permite la gestión de la temperatura de nuestros radiadores inteligentes de una manera sencilla y rápida. Además facilita la gestión y modificación de la temperatura de manera remota y a través de su Smartphone. Podrá realizar estas gestiones sin necesidad de estar en su casa, únicamente accediendo a la aplicación.
Holaluz
Monitor your energy usage, view and download invoices, and track the installation of your solar panels. Manage your electricity contracts and stay updated on your supply point readings with this utility app.
- Monitor energy consumption
- View and download invoices
- Manage electricity contracts
- Track solar panel installation
- Submit supply point readings
- Check consumption history
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Introducing the Holaluz App: the app that connects you to 100% green energy. Do you want to know what you can find in it? With the free Holaluz app, you can monitor your energy consumption, check your invoices, manage your electricity contracts, control the installation of your solar panels... and much more! Find here all the details. CONSUMPTION • Know your electricity consumption habits every month. • Check your consumption history INVOICES • Download your monthly invoices • Keep up to date with your invoice payments SOLAR • Check your solar panels’ installation process status Moreover, you will have access to other functionalities like: • Send us your supply point readings • Check your latest readings • Look over the status of your contracts and download if needed. Bring The Rooftop Revolution everywhere you go with the free Holaluz app!
Screenshots
Verdict
The clearest difference is update cadence: Holaluz at every 10 days against HJM's every 3 months. HJM's advantage is review sentiment (43% vs 28%). On price, ads, in-app purchases and monetization model 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
HJM ships an update every 3 months, Holaluz every 10 days. The most recent releases landed on October 15, 2026 and October 11, 2026 respectively.
| Parameter | HJM | Holaluz |
|---|---|---|
| Price | Free | Free |
| Rating | — | 4.5 (2 ratings) — better |
| Positive reviews | 42.9% of reviews — better | 27.6% of reviews |
| Number of ratings | — | 2 — better |
| Update frequency | Every 3 months | Every 10 days — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad, iPod — better | iPhone, iPod |
| Requires iOS | 15.0 | 15.0 |
| Further details — not scored | ||
| Size | 29 MB | 34 MB |
| Age rating | 4+ | 4+ |
| Developer | Hermanos Julian M S.L. | Holaluz |
Customer experience
HJM
Holaluz
In-app purchases
HJM
No in-app purchases
Holaluz
No in-app purchases
