# RdPower vs JK BMS

The clearest difference is review sentiment: JK BMS at 100% against RdPower's 17%. JK BMS also leads on rating (4.1 vs 1.6). RdPower's advantage is iOS requirement (9.0 vs 15.6). On price, ratings volume, update cadence and ads there is nothing between them.

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

JK BMS holds the better App Store score, 4.1 against 1.6. Both are backed by a comparable volume of ratings — 14 and 8 respectively. Written reviews point the same way: 17% of RdPower's written reviews are positive against 100% of JK BMS's.

RdPower ships an update every 2 weeks, JK BMS weekly. Both last shipped on October 24, 2026.

## The numbers

| Metric | RdPower | JK BMS |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [1.6 (14 ratings)](https://appshunter.io/ios/app/rdpower/id1485849488/reviews) | **[4.1 (8 ratings)](https://appshunter.io/ios/app/jk-bms/id6773679719/reviews)** |
| Number of ratings | **14** | 8 |
| Positive reviews | 16.7% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 weeks | **Weekly** |
| Monetization | Free | Free |
| Size | 32 MB | 17 MB |
| Requires iOS | **9.0** | 15.6 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [亮亮 刘](https://appshunter.io/developer/1439150212) | [鹏 张](https://appshunter.io/developer/1425725690) |

## What reviewers say

### RdPower

[App page](https://appshunter.io/ios/app/rdpower/id1485849488)

Control and monitor your RD Series digital power supply via Wi-Fi. View real-time data, display operational curves, switch languages, and save curve data for analysis.

**Highlights:** Wi-Fi connection, Data display and operation, Curve display, Language switching, Curve data saving

**Features:** macOS Compatibility

**In-app purchases:** none


### JK BMS

[App page](https://appshunter.io/ios/app/jk-bms/id6773679719)

This utility app connects via Bluetooth to an active balancer for battery management. It allows for real-time monitoring of system status, setting operational parameters, and controlling battery management devices.

**Highlights:** Real-time status monitoring, Running parameter settings, Battery management system device control, Bluetooth connectivity, Active balancer integration

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

**In-app purchases:** none


## Frequently asked questions

### Is RdPower free?

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

### Is JK BMS free?

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

### Which has better reviews, RdPower or JK BMS?

JK BMS is rated higher. RdPower averages 1.6 out of 5 from 14 ratings, while JK BMS averages 4.1 from 8 ratings.

### Do RdPower or JK BMS have ads?

Neither RdPower nor JK BMS shows ads.

### Which is updated more often, RdPower or JK BMS?

RdPower ships an update every 2 weeks, and JK BMS weekly. Most recently, RdPower was updated on October 24, 2026 and JK BMS 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.*