# Supervolt vs UMXLI Battery

The clearest difference is update cadence: Supervolt at monthly against UMXLI Battery's every 5 months. UMXLI Battery's advantage is iOS requirement (8.0 vs 15.6). On price, review sentiment, 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.

Supervolt ships an update monthly, UMXLI Battery every 5 months. The most recent releases landed on October 9, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Supervolt | UMXLI Battery |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 42.2% of reviews | **50.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Monthly** | Every 5 months |
| Monetization | Free | Free |
| Size | 11 MB | 9 MB |
| Requires iOS | 15.6 | **8.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Bauer Trading GmbH](https://appshunter.io/developer/1552664041) | [宗辉 姜](https://appshunter.io/developer/1547364363) |

## What reviewers say

### 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


### UMXLI Battery

[App page](https://appshunter.io/ios/app/umxli-battery/id1557251557)

Monitor your UMXLI Lithium LiFePO4 battery's performance via Bluetooth. Track voltage, current, temperature, and cycle life within a 5-meter range. Connect to a single battery at a time for detailed insights.

**Highlights:** Monitor Lithium LiFePO4 battery, Bluetooth 4.0 BLE connectivity, Measure voltage, current, temperature, Track cycle life, Connect to one battery at a time, 5m measuring distance

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Supervolt free?

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

### Is UMXLI Battery free?

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

### Do Supervolt or UMXLI Battery have ads?

Neither Supervolt nor UMXLI Battery shows ads.

### Which is updated more often, Supervolt or UMXLI Battery?

Supervolt ships an update monthly, and UMXLI Battery every 5 months. Most recently, Supervolt was updated on October 9, 2026 and UMXLI Battery on October 24, 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.*