# BlueBattery vs TuneHelper

The clearest difference is price: BlueBattery at Free against TuneHelper's $1.99. BlueBattery also leads on iOS requirement (13.0 vs 16.0). On update cadence, ads, in-app purchases and device support there is nothing between them.

BlueBattery is free to download; TuneHelper costs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

BlueBattery ships an update every 5 weeks, TuneHelper every 4 weeks. The most recent releases landed on October 11, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | BlueBattery | TuneHelper |
| --- | --- | --- |
| Price | **Free** | $1.99 |
| Positive reviews | 81.8% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 weeks | **Every 4 weeks** |
| Monetization | Free | — |
| Size | 22 MB | 2 MB |
| Requires iOS | **13.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Kai Scheffer](https://appshunter.io/developer/816144806) | [Thomas Sojka](https://appshunter.io/developer/1885573704) |

## What reviewers say

### BlueBattery

[App page](https://appshunter.io/ios/app/bluebattery/id1233388568)

Monitor and record vital electrical parameters of your RV battery system in real-time. View live data, energy mix, and historical records for diagnostics. Configure settings and update device firmware.

**Highlights:** Real-time electrical parameter display, Simultaneous connection for energy overview, Historical data for diagnostics, Export data to CSV, Device configuration and settings, Firmware updates

**Features:** macOS Compatibility

**In-app purchases:** none


### TuneHelper

[App page](https://appshunter.io/ios/app/tunehelper/id6784959087)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is BlueBattery free?

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

### Is TuneHelper free?

TuneHelper costs $1.99, with no in-app purchases.

### Do BlueBattery or TuneHelper have ads?

Neither BlueBattery nor TuneHelper shows ads.

### Which is updated more often, BlueBattery or TuneHelper?

BlueBattery ships an update every 5 weeks, and TuneHelper every 4 weeks. Most recently, BlueBattery was updated on October 11, 2026 and TuneHelper on October 25, 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.*