# Dolphin Connect vs TBB Connection

The clearest difference is update cadence: TBB Connection at every 3 weeks against Dolphin Connect's every 5 months. On price, ads, in-app purchases and device support there is nothing between them.

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

Dolphin Connect ships an update every 5 months, TBB Connection every 3 weeks. The most recent releases landed on June 24, 2026 and September 21, 2026 respectively.

## The numbers

| Metric | Dolphin Connect | TBB Connection |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/dolphin-connect/id1498496399/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 months | **Every 3 weeks** |
| Monetization | Free | — |
| Size | 77 MB | 60 MB |
| Requires iOS | 13.0 | 13.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 17+ |
| 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 Connection

[App page](https://appshunter.io/ios/app/tbb-connection/id6569235562)

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

**In-app purchases:** none


## Frequently asked questions

### Is Dolphin Connect free?

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

### Is TBB Connection free?

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

### Do Dolphin Connect or TBB Connection have ads?

Neither Dolphin Connect nor TBB Connection shows ads.

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

Dolphin Connect ships an update every 5 months, and TBB Connection every 3 weeks. Most recently, Dolphin Connect was updated on June 24, 2026 and TBB Connection on September 21, 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.*