# Dolphin Connect vs Abyss Battery

The clearest difference is rating: Abyss Battery at 5.0 against Dolphin Connect's 3.0. Abyss Battery also leads on iOS requirement (11.0 vs 13.0). On price, ratings volume, update cadence and ads there is nothing between them.

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

Abyss Battery holds the better App Store score, 5.0 against 3.0. Both are backed by a comparable volume of ratings — 2 and 3 respectively.

Dolphin Connect ships an update every 5 months, Abyss Battery every 8 months. Both last shipped on November 3, 2026.

## The numbers

| Metric | Dolphin Connect | Abyss Battery |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.0 (2 ratings)](https://appshunter.io/ios/app/dolphin-connect/id1498496399/reviews) | **[5.0 (3 ratings)](https://appshunter.io/ios/app/abyss-battery/id1579033829/reviews)** |
| Number of ratings | 2 | **3** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 5 months** | Every 8 months |
| Monetization | Free | Free |
| Size | 77 MB | 8 MB |
| Requires iOS | 13.0 | **11.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [CATS POWER DESIGN](https://appshunter.io/developer/1525909556) | [Abyss Battery, Inc.](https://appshunter.io/developer/1594681469) |

## 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


### Abyss Battery

[App page](https://appshunter.io/ios/app/abyss-battery/id1579033829)

Monitor your battery's live status, including voltage and amp consumption, via a wireless app interface. Diagnose battery health with Bluetooth reports and track charging habits and usage history, such as completed life cycles.

**Highlights:** Live battery status monitoring, Bluetooth diagnostic reports, Charging control and monitoring, Battery history and life cycle tracking, Wireless app interface

**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 Abyss Battery free?

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

### Which has better reviews, Dolphin Connect or Abyss Battery?

Abyss Battery is rated higher. Dolphin Connect averages 3.0 out of 5 from 2 ratings, while Abyss Battery averages 5.0 from 3 ratings.

### Do Dolphin Connect or Abyss Battery have ads?

Neither Dolphin Connect nor Abyss Battery shows ads.

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

Dolphin Connect ships an update every 5 months, and Abyss Battery every 8 months. Most recently, Dolphin Connect was updated on November 3, 2026 and Abyss Battery on November 3, 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.*