# XiaoXiangElectric vs Overkill Solar

The clearest difference is review sentiment: Overkill Solar at 100% against XiaoXiangElectric's 17%. Overkill Solar also leads on rating (4.8 vs 2.5) and iOS requirement (13.4 vs 15.6). XiaoXiangElectric's advantage is update cadence (fortnightly vs every 4 months) and ratings volume (147 vs 21). On price, ads, in-app purchases and monetization model there is nothing between them.

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

Overkill Solar holds the better App Store score, 4.8 against 2.5. That said, the two scores are not equally well evidenced: XiaoXiangElectric has 147 ratings behind it against 21, so its average is the more settled of the two. Written reviews point the same way: 17% of XiaoXiangElectric's written reviews are positive against 100% of Overkill Solar's.

XiaoXiangElectric ships an update fortnightly, Overkill Solar every 4 months. The most recent releases landed on October 22, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | XiaoXiangElectric | Overkill Solar |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.5 (147 ratings)](https://appshunter.io/ios/app/xiaoxiangelectric/id1576622653/reviews) | **[4.8 (21 ratings)](https://appshunter.io/ios/app/overkill-solar/id6444233824/reviews)** |
| Number of ratings | **147** | 21 |
| Positive reviews | 17.4% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Fortnightly** | Every 4 months |
| Monetization | Free | Free |
| Size | 11 MB | 21 MB |
| Requires iOS | 15.6 | **13.4** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Dongguan Jiabaida Electronic Science & Technology Co., Ltd.](https://appshunter.io/developer/1420560982) | [Overkill Solar LLC](https://appshunter.io/developer/1653276724) |

## What reviewers say

### XiaoXiangElectric

[App page](https://appshunter.io/ios/app/xiaoxiangelectric/id1576622653)

Monitor your lithium battery's real-time status, including voltage, current, and temperature. Control charging and discharging, view historical data graphs, and access battery instructions. This app provides comprehensive insights and management for your battery.

**Highlights:** Real-time battery monitoring, Historical data graphs, Charge/discharge control, Automatic equalization, Battery parameter settings, BMS instructions

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

**In-app purchases:** none

**What reviewers like**

- 📊 Clear battery monitoring and status display
- 🔌 Functional charge/discharge control when accessible
- 📱 Works well with Bluetooth connectivity at distance
- ⚡ Fast voltage updates and real-time data
- 🎨 Clean interface design (when working properly)

**What reviewers complain about**

- 🔐 Restrictive authorization system blocking feature access
- 🐛 Frequent app crashes and freezing issues
- 🔒 Requires internet connection for critical functions
- ❌ Account registration and login problems
- ⚠️ Inaccurate SOC (State of Charge) readings

**Reported bugs**

- App locks users out after login attempts
- Control tab shows 'No operation permission' error
- Password recovery email not sending verification codes
- App freezes with infinite loading spinner when battery unavailable
- SOC percentage stuck at 100% or showing incorrect values

**Requested features**

- Offline control capability without internet
- History/logging of battery data and cycles
- Remaining capacity display in Ah (not just percentage)
- Password protection for battery access
- Push notifications for charging status changes


### 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 XiaoXiangElectric free?

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

### Is Overkill Solar free?

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

### Which has better reviews, XiaoXiangElectric or Overkill Solar?

Overkill Solar is rated higher. XiaoXiangElectric averages 2.5 out of 5 from 147 ratings, while Overkill Solar averages 4.8 from 21 ratings.

### Do XiaoXiangElectric or Overkill Solar have ads?

Neither XiaoXiangElectric nor Overkill Solar shows ads.

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

XiaoXiangElectric ships an update fortnightly, and Overkill Solar every 4 months. Most recently, XiaoXiangElectric was updated on October 22, 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.*