# Solar power 2.0 vs BMS

The clearest difference is review sentiment: Solar power 2.0 at 50% against BMS's 20%. BMS's advantage is update cadence (every 2 months vs every 7 months). 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.

Solar power 2.0 ships an update every 7 months, BMS every 2 months. The most recent releases landed on July 5, 2026 and September 23, 2026 respectively.

## The numbers

| Metric | Solar power 2.0 | BMS |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/bms-tool/id6471949475/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | **50.0% of reviews** | 20.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 7 months | **Every 2 months** |
| Monetization | Free | Free |
| Size | 48 MB | 40 MB |
| Requires iOS | **14.0** | 15.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [凌 郭](https://appshunter.io/developer/1677727665) | [秀丽 唐](https://appshunter.io/developer/1715570419) |

## What reviewers say

### Solar power 2.0

[App page](https://appshunter.io/ios/app/solar-power-20/id6446795253)

This app allows Bluetooth remote control for solar charge controllers. Monitor solar power generation data in real-time and set charging parameters for different battery types. It does not collect user data and is free to use with no ads.

**Highlights:** Bluetooth remote control, Real-time solar data monitoring, Customizable charging parameters, Battery type settings, Operation mode selection, No user data collection

**Features:** macOS Compatibility

**In-app purchases:** none


### BMS

[App page](https://appshunter.io/ios/app/bms-tool/id6471949475)

Monitor and manage your device's battery health with real-time data, historical records, and customizable alerts for over-charge, over-discharge, and temperature. Connect locally via Bluetooth or remotely via Wi-Fi to track battery status, cell performance, and potential issues.

**Highlights:** Real-time battery data (current, voltage, SOC, SOH), Cell-level monitoring, Historical alarm and protection records, Customizable warning values, Bluetooth and Wi-Fi connectivity, Device sharing and management

**In-app purchases:** none


## Frequently asked questions

### Is Solar power 2.0 free?

Solar power 2.0 is free to download, with no in-app purchases.

### Is BMS free?

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

### Do Solar power 2.0 or BMS have ads?

Neither Solar power 2.0 nor BMS shows ads.

### Which is updated more often, Solar power 2.0 or BMS?

Solar power 2.0 ships an update every 7 months, and BMS every 2 months. Most recently, Solar power 2.0 was updated on July 5, 2026 and BMS on September 23, 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.*