# UltimatronFrance vs Supervolt

The clearest difference is review sentiment: Supervolt at 42% against UltimatronFrance's 19%. UltimatronFrance's advantage is iOS requirement (12.0 vs 15.6). On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

UltimatronFrance ships an update every 3 weeks, Supervolt monthly. The most recent releases landed on June 10, 2026 and August 6, 2026 respectively.

## The numbers

| Metric | UltimatronFrance | Supervolt |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 18.8% of reviews | **42.2% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Monthly |
| Monetization | Free | Free |
| Size | 71 MB | 11 MB |
| Requires iOS | **12.0** | 15.6 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 17+ | 4+ |
| Developer | [ULTIMATRON FRANCE](https://appshunter.io/developer/1544036037) | [Bauer Trading GmbH](https://appshunter.io/developer/1552664041) |

## What reviewers say

### UltimatronFrance

[App page](https://appshunter.io/ios/app/ultimatronfrance/id1546832412)

Monitor your battery's health in real-time, tracking temperature, current, and voltage. Receive alarms for equalization and fault reminders from the protection system. Access historical battery parameter data.

**Highlights:** Real-time battery temperature monitoring, Real-time current and voltage monitoring, Battery equalization alarms, Protection system fault reminders, Historical battery parameter retrieval

**Features:** macOS Compatibility

**In-app purchases:** none


### Supervolt

[App page](https://appshunter.io/ios/app/supervolt/id1552664039)

Monitor your LiFePO4 batteries with this app. It displays key parameters like capacity, voltage, current, and temperature. You can connect up to eight batteries simultaneously and name them for easy identification.

**Highlights:** Real-time battery data display, Capacity and remaining capacity, Voltage and current monitoring, Cell voltage and temperature, Connect up to 8 batteries, Name individual batteries, Two dashboard views

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is UltimatronFrance free?

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

### Is Supervolt free?

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

### Do UltimatronFrance or Supervolt have ads?

Neither UltimatronFrance nor Supervolt shows ads.

### Which is updated more often, UltimatronFrance or Supervolt?

UltimatronFrance ships an update every 3 weeks, and Supervolt monthly. Most recently, UltimatronFrance was updated on June 10, 2026 and Supervolt on August 6, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*