# UltimatronFrance > Real-time battery monitoring and protection system with historical data access. (iPhone/iPad app by ULTIMATRON FRANCE.) - Source: https://appshunter.io/ios/app/ultimatronfrance/id1546832412 (this page in markdown: same URL + `.md`) - Developer: [ULTIMATRON FRANCE](https://appshunter.io/developer/1544036037) - Category: Utilities, Lifestyle - Price: Free - Age rating: 17+ - Requires: iOS 12.0 · 71 MB - Languages: American English - Released: 2020-12-31 - Data updated: 2026-06-10 - Monetization: free - User reviews in markdown: https://appshunter.io/ios/app/ultimatronfrance/id1546832412/reviews.md ## What is UltimatronFrance? Experts in battery protection app features: *Real time monitoring of battery temperature *Real time monitoring of current and voltage *Alarm when battery equalization occurs *The protection system sends fault reminders *The parameter information of battery history can be retrieved ## Key features - Real-time battery temperature monitoring - Real-time current and voltage monitoring - Battery equalization alarms - Protection system fault reminders - Historical battery parameter retrieval ## Recent user reviews (10 of 69) All indexed reviews: https://appshunter.io/ios/app/ultimatronfrance/id1546832412/reviews.md ### 1/5 — Version 1.7.0 mit ständigem Hang-Ip : bitte wieder benutzbar machen! *2025-12-26, version 1.7.0* Nach öffnen der App (mit Bluetooth on) wegen meine parallel geschalteten Batterien neuerdings Offline! Muß Batterien mit Schieberegler auf on setzen. Dabei hängt sich die App Release 1.7.0 auf iPhone komplett auf bleibt unbenutzbar. BITTE BENUTZBARKEIT DER APP AUF IPHONE WIEDERHERSTELLEN . ### 2/5 — Dati inesatti *2025-11-16, version 1.6.9* Dati di prelievo e di carica non verificabili con esattezza, ma la temperatura è sicuramente inesatta dato che segnala, a volte, 150ºC ### 2/5 — Fausse information *2025-10-26, version 1.6.9* Depuis 1 an d’utilisation, l’app me donne des fausse info.. je m’explique Sur mer appareil victron, je voie la batterie full, et l’app m’indique que je suis bas en pourcentage. Alors qu’elle va très bien.. des fausse info qui nous ai fait des sueur froide parfois ### 1/5 — Useless *2025-07-05, version 1.6.9* Doesn’t show correct numbers a d is very unreliable. ### 4/5 — Ultimo stato di carica *2025-06-30, version 1.6.9* Dopo l’ultimo aggiornamento , l’ultimo stato di carica non viene più visualizzato ### 2/5 — You need some Luck *2025-06-13, version 1.6.8* The App was ok. It showed Percentage load, etc. But since the last Update it’s not really working anymore. Most of the Times I connect with my battery it just shows 0%. I have to close the app several times. Until I’m lucky enough to see SOC. Please work on it. ### 3/5 — Tension de charge erronée ? *2025-03-04, version 1.6.6* Bonjour, je suis professionnel de véhicules de loisirs et je monte des batteries Ultimatron, depuis 3 jours le pourcentage restant via l’application est inférieur au pourcentage du BMV filaire ? Quel est le bon pourcentage ? Le Bluetooth via l’application indique 58% et le bmv filaire indique 81.2%… Qui dit la vérité ??? La batterie est de 560ah Cordialement. Y a t’il une mise à jour à venir sur l’application ? Le numéro de série se terminant par 33 sur ma batterie ne s’affiche plus ? Cela affiche UL Il y a 3 jours j’étais au milieu de plusieurs camping-cars et je captais leurs numéros de série mais plus le mien ? Merci d’avance… Désolé pour les étoiles mais je me suis mis au milieu… ### 4/5 — Batterie lithium *2025-02-10, version 1.6.5* Depuis la dernière mise à jour, l'app m'indique toujours 100% de capacité ; sauf que en vérifiant par moi-même elle était à 0%, depuis combien de temps ? Bref, avant, tout allait bien, maintenant je ne peux plus faire confiance à l'app. Je vais la de installer et je vérifierai par moi- même. Cordialement ### 4/5 — Passwort *2024-11-14, version 1.6.0* Die Passwort Funktion ist wieder verfügbar, aber wie lautet das Passwort. Wie kann ich diese nutzen? ### 1/5 — No funciona bé *2024-10-29, version 1.5.6* Tinc la bateria de 100 ampers i s’ha desconfigurat l’aplicació i em diu que tinc una bateria de 75 ampers ## Frequently asked questions about UltimatronFrance ### What can UltimatronFrance monitor in real-time? UltimatronFrance provides real-time monitoring of your battery's temperature, current, and voltage. This allows you to keep a close eye on its operational status. ### Does UltimatronFrance alert users to potential issues? Yes, UltimatronFrance will send alarms when battery equalization occurs and the protection system sends fault reminders. These alerts help you address issues proactively. ### Can I view past battery performance with UltimatronFrance? Yes, UltimatronFrance allows you to retrieve historical parameter information of your battery. This feature helps in analyzing long-term performance trends. ### What devices is UltimatronFrance compatible with? UltimatronFrance is available for iPhone and iPod devices. It is designed to work on these Apple platforms. ### How often is UltimatronFrance updated? The latest version of UltimatronFrance is 1.7.0, last updated on December 13, 2025. Updates ensure the app remains functional and secure. ### What is the age rating for UltimatronFrance? UltimatronFrance has an age rating of 17+. This rating is determined by Apple based on content and features. ### Does UltimatronFrance have ads? No, UltimatronFrance does not contain advertisements. Users can enjoy the app without interruptions. ## Version history (last 5 releases) ### 1.7.0 — 2025-12-13 Enhance device connectivity performance ### 1.6.9 — 2025-06-26 Add different device connections ### 1.6.8 — 2025-05-16 Optimize battery percentage display ### 1.6.7 — 2025-03-17 Add support for different devices ### 1.6.6 — 2025-02-15 Added capacity reset function ## Apps similar to UltimatronFrance | App | Rating | Price | Category | | --- | --- | --- | --- | | [CREABEST](https://appshunter.io/ios/app/creabest/id1578402042) | 4.0 (1) | Free | Utilities | | [Supervolt](https://appshunter.io/ios/app/supervolt/id1552664039) | — | Free | Utilities | | [5M Energy](https://appshunter.io/ios/app/5m-energy/id1605107947) | — | Free | Utilities | | [EJBMS PRO](https://appshunter.io/ios/app/ejbms-pro/id1613901461) | — | Free | Utilities | | [BMS Tool](https://appshunter.io/ios/app/bms-tool/id1511343379) | 3.9 (7) | Free | Utilities | | [Be in Charge 2](https://appshunter.io/ios/app/be-in-charge-2/id1607670204) | — | Free | Utilities | ## More apps by ULTIMATRON FRANCE - [ULTIMATRON](https://appshunter.io/ios/app/ultimatron/id1544036035) All apps by ULTIMATRON FRANCE: https://appshunter.io/developer/1544036037 --- *Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-06-10.*