# ExtraPower vs MIA Dynamics

The clearest difference is iOS requirement: ExtraPower at 8.0 against MIA Dynamics's 11.0. 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.

ExtraPower ships an update every 5 weeks, MIA Dynamics every 3 weeks. The most recent releases landed on June 1, 2026 and September 19, 2026 respectively.

## The numbers

| Metric | ExtraPower | MIA Dynamics |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 weeks | **Every 3 weeks** |
| Monetization | Free | — |
| Size | 18 MB | 13 MB |
| Requires iOS | **8.0** | 11.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [宗辉 姜](https://appshunter.io/developer/1547364363) | [丹丹 黄](https://appshunter.io/developer/1661622581) |

## What reviewers say

### ExtraPower

[App page](https://appshunter.io/ios/app/extrapower/id1570376618)

Monitor your LiFePO4 batteries wirelessly from your phone or tablet. Track cycle life, view state of charge, voltage, current, and temperature. Connects via Bluetooth BLE 4.0 or later.

**Highlights:** Wireless battery connection, Cycle life tracking, State of Charge (SOC) percentage, Voltage, current, and temperature display, Bluetooth BLE 4.0+ connectivity, Up to 5-meter connectivity distance

**Features:** macOS Compatibility

**In-app purchases:** none


### MIA Dynamics

[App page](https://appshunter.io/ios/app/mia-dynamics/id1661747955)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is ExtraPower free?

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

### Is MIA Dynamics free?

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

### Do ExtraPower or MIA Dynamics have ads?

Neither ExtraPower nor MIA Dynamics shows ads.

### Which is updated more often, ExtraPower or MIA Dynamics?

ExtraPower ships an update every 5 weeks, and MIA Dynamics every 3 weeks. Most recently, ExtraPower was updated on June 1, 2026 and MIA Dynamics on September 19, 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.*