# Dolphin Connect vs TBB M Battery

The clearest difference is rating: TBB M Battery at 4.0 against Dolphin Connect's 3.0. TBB M Battery also leads on update cadence (every 2 months vs every 5 months). On price, ratings volume, 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.

TBB M Battery holds the better App Store score, 4.0 against 3.0. Both are backed by a comparable volume of ratings — 2 and 1 respectively.

Dolphin Connect ships an update every 5 months, TBB M Battery every 2 months. The most recent releases landed on November 3, 2026 and November 4, 2026 respectively.

## The numbers

| Metric | Dolphin Connect | TBB M Battery |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.0 (2 ratings)](https://appshunter.io/ios/app/dolphin-connect/id1498496399/reviews) | **[4.0 (1 ratings)](https://appshunter.io/ios/app/tbb-m-battery/id1614173234/reviews)** |
| Number of ratings | **2** | 1 |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 months | **Every 2 months** |
| Monetization | Free | Free |
| Size | 77 MB | 33 MB |
| Requires iOS | 13.0 | **12.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [CATS POWER DESIGN](https://appshunter.io/developer/1525909556) | [TBB Power Co., Ltd](https://appshunter.io/developer/1089239531) |

## What reviewers say

### Dolphin Connect

[App page](https://appshunter.io/ios/app/dolphin-connect/id1498496399)

Monitor your marine battery charger's performance and receive alerts in real-time from your smartphone or tablet. Track key metrics like charging phase, battery type, voltage, and temperature. The app provides permanent diagnosis with 8 different alerts to ensure your charger and batteries are functioning optimally.

**Highlights:** Live performance monitoring, 10 key performance metrics, Permanent diagnosis with 8 alerts, Supports PROLITE chargers and ALL-in-ONE Gen IV, Multilingual support (5 languages), Real-time dashboard

**Features:** macOS Compatibility

**In-app purchases:** none


### TBB M Battery

[App page](https://appshunter.io/ios/app/tbb-m-battery/id1614173234)

Monitor your TBB M Lithium Battery's real-time status and access detailed log information. This app provides firmware updates and system settings to enhance your battery usage experience.

**Highlights:** Real-time battery status monitoring, On-line firmware updates, Detailed log information, System settings access, Designed for TBB M Lithium Batteries

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Dolphin Connect free?

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

### Is TBB M Battery free?

TBB M Battery is free to download, with no in-app purchases.

### Which has better reviews, Dolphin Connect or TBB M Battery?

TBB M Battery is rated higher. Dolphin Connect averages 3.0 out of 5 from 2 ratings, while TBB M Battery averages 4.0 from 1 ratings.

### Do Dolphin Connect or TBB M Battery have ads?

Neither Dolphin Connect nor TBB M Battery shows ads.

### Which is updated more often, Dolphin Connect or TBB M Battery?

Dolphin Connect ships an update every 5 months, and TBB M Battery every 2 months. Most recently, Dolphin Connect was updated on November 3, 2026 and TBB M Battery on November 4, 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.*