# JK BMS vs Seashell ID

The clearest difference is in-app purchases: JK BMS at none against Seashell ID's 2. JK BMS also leads on ads (none vs shown) and update cadence (weekly vs fortnightly). On price, device support and iOS requirement there is nothing between them.

Both are free to download. Seashell ID sells 2 in-app purchases, starting at $4.99 per month. JK BMS asks for nothing beyond the download.

JK BMS ships an update weekly, Seashell ID fortnightly. The most recent releases landed on September 12, 2026 and September 28, 2026 respectively.

## The numbers

| Metric | JK BMS | Seashell ID |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (4 ratings)](https://appshunter.io/ios/app/jk-bms/id6773679719/reviews)** | — |
| Number of ratings | **4** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | **Weekly** | Fortnightly |
| Monetization | Free | — |
| Size | 20 MB | 36 MB |
| Requires iOS | 15.6 | **15.0** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [鹏 张](https://appshunter.io/developer/1425725690) | [华珍 许](https://appshunter.io/developer/6790236293) |

## What reviewers say

### 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


### Seashell ID

[App page](https://appshunter.io/ios/app/seashell-id-shell-scan/id6801794285)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Seashell ID Pro — Monthly | $4.99 | per month |
| Seashell ID Pro — Yearly | $19.99 | per year |


## Frequently asked questions

### Is JK BMS free?

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

### Is Seashell ID free?

Seashell ID is free to download, with in-app purchases available.

### Do JK BMS or Seashell ID have ads?

Seashell ID shows ads; JK BMS does not.

### Which is updated more often, JK BMS or Seashell ID?

JK BMS ships an update weekly, and Seashell ID fortnightly. Most recently, JK BMS was updated on September 12, 2026 and Seashell ID on September 28, 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.*