redOS. vs La Jota
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
redOS.
Monitor the real-time status of the electricity system with key operational indicators. Choose between a consumer profile for energy transition engagement or a professional profile for in-depth data on generation, demand, prices, and exchanges.
- Real-time system status
- Consumer profile
- Professional profile
- Electricity demand data
- Generation information
- CO2 emissions tracking
- Price and exchange data
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We introduce you redOS, the app of Red Eléctrica de España, which allows you to know, in real time, the situation of the electricity system through a set of indicators of the system operation. You can choose between two user profiles: a “consumer” profile that allows you to become an active player in the energy transition, as consumer and self-consumer; and a “professional” profile where you will find extended information on generation, demand, prices and exchanges to be always informed on the current situation of the electricity system. You can find the following information categories: • Electricity demand. • Generation. • CO2 emissions. • Installed power. • Electricity exchanges. • Wholesale prices. • Retail prices.
La Jota
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Aplicación web para lajota.app con la ventaja de tener instalada la app en el dispositivo móvil en lugar de acceder a la web por el navegador. El proyecto La jota: las nuevas tecnologías y las personas, lo promueve la entidad sin ánimo de lucro Fundación ECUUP – Educational and Cultural Projects, uniendo esfuerzos con diferentes agentes del sector cultural e institucional, destacando el acuerdo de colaboración firmado con la Academia de las Artes y el Folclore y La Jota de Aragón en 2020. La financiación inicial para el lanzamiento ha contado con recursos del Ministerio de Cultura y Deporte de España, del Ayuntamiento de Zaragoza y otras entidades financieras.
Screenshots
Verdict
The clearest difference is update cadence: redOS. at weekly against La Jota's every 21 months. La Jota's advantage is iOS requirement (11.0 vs 13.0). 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
redOS. ships an update weekly, La Jota every 21 months. The most recent releases landed on October 24, 2026 and October 27, 2026 respectively.
| Parameter | redOS. | La Jota |
|---|---|---|
| Price | Free | Free |
| Rating | 1.0 (1 ratings) — better | — |
| Positive reviews | 0.0% of reviews | — |
| Number of ratings | 1 — better | — |
| Update frequency | Weekly — better | Every 21 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 13.0 | 11.0 — better |
| Further details — not scored | ||
| Size | 42 MB | 31 MB |
| Age rating | 4+ | 4+ |
| Developer | Red Eléctrica de España | Fundacion ECUUP- Educational and Cultural Projects |
In-app purchases
redOS.
No in-app purchases
La Jota
No in-app purchases
