# KONFURT vs Overkill Solar

The clearest difference is update cadence: Overkill Solar at every 4 months against KONFURT's every 31 months. KONFURT's advantage is iOS requirement (9.0 vs 13.4). On price, ads, in-app purchases and device support there is nothing between them.

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

KONFURT ships an update every 31 months, Overkill Solar every 4 months. The most recent releases landed on October 29, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | KONFURT | Overkill Solar |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.8 (21 ratings)](https://appshunter.io/ios/app/overkill-solar/id6444233824/reviews)** |
| Number of ratings | — | **21** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 31 months | **Every 4 months** |
| Monetization | — | Free |
| Size | 14 MB | 21 MB |
| Requires iOS | **9.0** | 13.4 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [DewertOkin Technology Group Co., Ltd.](https://appshunter.io/developer/1108264169) | [Overkill Solar LLC](https://appshunter.io/developer/1653276724) |

## What reviewers say

### KONFURT

[App page](https://appshunter.io/ios/app/konfurt/id1477442220)

**Features:** macOS Compatibility

**In-app purchases:** none


### Overkill Solar

[App page](https://appshunter.io/ios/app/overkill-solar/id6444233824)

This app connects to a solar battery management system to provide detailed monitoring and control. Users can track cell voltage, capacity, current, and manage charging/discharging ports. It also offers advanced configuration options for calibration, balancing, and protection settings.

**Highlights:** Monitor cell voltage and capacity, Control charging and discharging ports, Calibrate voltage and current, Configure balancer and protection values, Log voltage, current, and power, Monitor BMS alarms and temperature

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is KONFURT free?

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

### Is Overkill Solar free?

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

### Do KONFURT or Overkill Solar have ads?

Neither KONFURT nor Overkill Solar shows ads.

### Which is updated more often, KONFURT or Overkill Solar?

KONFURT ships an update every 31 months, and Overkill Solar every 4 months. Most recently, KONFURT was updated on October 29, 2026 and Overkill Solar 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.*