eViewer vs Me Lithium
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
eViewer
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We present the official App of Cegasa Energía to display the status of your installation. With it, you will be able to know: • Parameters of the complete system: system voltage, current, state of charge, temperature and cycles performed • Status of the modules: you will be able to know the status of each module, alarms, warnings, etc. • Parameters of each module: Voltage, current, state of charge, temperature, etc. • CAN parameters: It will be possible to view the premises sent by the system to your application. • Statistical data: View the energy consumption used by our batteries in the last 24 hours, in the last month and even since it started. To connect to our TCC management system, just follow the steps below. It is so simple! 1. Install our App 2. Activate your Bluetooth connection 3. Press the button on the TCC management system 4. Enter the code 5. Enjoy the experience !! Take all your systems in real time on your favorite device and see how your electricity bill is reduced thanks to Cegasa Energía’s lithium ion batteries…
Me Lithium
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Las baterías Me Lithium Smart son baterías de LiFePO4 a 12V con capacidades entre 100 y 200 Ah (1250 – 2500 Wh), con BMS interno para aplicaciones móviles, tracción, náutica ó energías renovables entre otras. Estas baterías pueden instalarse hasta 4 unidades en serie o paralelo, permitiendo realizar instalaciones a 12, 24 ó 48 voltios. A través de la APP Me Lithium, es posible monitorizar el estado y los parámetros de las baterías. A través de la aplicación también es posible detectar las posibles alarmas que afecten al correcto funcionamiento de la batería.
Screenshots
Verdict
The clearest difference is update cadence: eViewer at every 4 months against Me Lithium's every 10 months. eViewer also leads on iOS requirement (13.0 vs 15.0). 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.
eViewer ships an update every 4 months, Me Lithium every 10 months. The most recent releases landed on September 14, 2026 and September 28, 2026 respectively.
| Parameter | eViewer | Me Lithium |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 4 months — better | Every 10 months |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 13.0 — better | 15.0 |
| Further details — not scored | ||
| Size | 13 MB | 17 MB |
| Age rating | 4+ | 4+ |
| Developer | Cegasa Energia, Sociedad Limitada | Bornay Aerogeneradores |
In-app purchases
eViewer
No in-app purchases
Me Lithium
No in-app purchases









