# BMPRO Connect vs Projecta BM500

The clearest difference is review sentiment: BMPRO Connect at 17% against Projecta BM500's 0%. Projecta BM500's advantage is monetization model (free vs ad-supported) and iOS requirement (13.0 vs 15.0). On price, update cadence, ads and in-app purchases there is nothing between them.

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

BMPRO Connect ships an update every 6 months, Projecta BM500 every 7 months. The most recent releases landed on October 25, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | BMPRO Connect | Projecta BM500 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.6 (11 ratings)](https://appshunter.io/ios/app/bmpro-connect/id1612564724/reviews)** | — |
| Number of ratings | **11** | — |
| Positive reviews | **16.7% of reviews** | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 6 months** | Every 7 months |
| Monetization | Ad-supported | **Free** |
| Size | 41 MB | 24 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [BM PRO](https://appshunter.io/developer/849500568) | [TBB Power Co., Ltd](https://appshunter.io/developer/1089239531) |

## What reviewers say

### BMPRO Connect

[App page](https://appshunter.io/ios/app/bmpro-connect/id1612564724)

Manage and monitor your RV's features remotely through a user-friendly mobile interface. Control essential functions like lighting, climate, and tank levels, and expand capabilities with optional sensors.

**Highlights:** Monitor water tanks, temperatures, propane, and battery, Control lighting, slide-outs, awnings, and HVAC, User-friendly interface on mobile devices, Bluetooth and RV-C bus communication, Scalable with SmartConnect Bluetooth sensors, DIY sensor installation

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

**In-app purchases:** none


### Projecta BM500

[App page](https://appshunter.io/ios/app/projecta-bm500-bt/id1619339633)

This kit allows users to monitor their battery systems, displaying key information like current, voltage, state of charge, and remaining time. It is compatible with various battery types and voltages, offering accurate measurements for a comprehensive understanding of battery health.

**Highlights:** Real-time current monitoring up to 500A, Supports 12V, 24V, or 48V DC battery systems, Compatible with AGM, GEL, and LFP batteries, Displays voltage, SOC, and time remaining, Accurate current (+/- 0.4%) and voltage (+/- 0.3%) measurements

**In-app purchases:** none


## Frequently asked questions

### Is BMPRO Connect free?

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

### Is Projecta BM500 free?

Projecta BM500 is free to download, with no in-app purchases.

### Do BMPRO Connect or Projecta BM500 have ads?

Neither BMPRO Connect nor Projecta BM500 shows ads.

### Which is updated more often, BMPRO Connect or Projecta BM500?

BMPRO Connect ships an update every 6 months, and Projecta BM500 every 7 months. Most recently, BMPRO Connect was updated on October 25, 2026 and Projecta BM500 on October 11, 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.*