# Roamer BMS vs Teconnex Power

Roamer BMS and Teconnex Power are too close to call on the numbers: across 5 compared parameters — price, ads, in-app purchases and device support among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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

## The numbers

| Metric | Roamer BMS | Teconnex Power |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 16.7% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 weeks | — |
| Monetization | Free | — |
| Size | 5 MB | 20 MB |
| Requires iOS | **11.0** | 12.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [步泽 王](https://appshunter.io/developer/1517358781) | [Teconnex Ltd](https://appshunter.io/developer/1698883837) |

## What reviewers say

### Roamer BMS

[App page](https://appshunter.io/ios/app/roamer-bms/id1606195768)

Monitor your LiFePO4 batteries wirelessly from your iPhone. View real-time state of charge, voltage, current, and internal cell voltages. Compatible only with second-generation Roamer Batteries Smart BMS.

**Highlights:** Wireless Bluetooth connection, Real-time battery monitoring, State of charge display, Voltage and current readings, Internal cell voltage display, BMS parameter adjustment (admin)

**Features:** macOS Compatibility

**In-app purchases:** none


### Teconnex Power

[App page](https://appshunter.io/ios/app/teconnex-power/id6452393746)

**In-app purchases:** none


## Frequently asked questions

### Is Roamer BMS free?

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

### Is Teconnex Power free?

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

### Do Roamer BMS or Teconnex Power have ads?

Neither Roamer BMS nor Teconnex Power shows ads.

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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.*