# Abyss Battery vs Shadow Caster Lighting

The clearest difference is update cadence: Shadow Caster Lighting at every 2 months against Abyss Battery's every 8 months. Abyss Battery's advantage is iOS requirement (11.0 vs 15.0). 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.

Abyss Battery ships an update every 8 months, Shadow Caster Lighting every 2 months. The most recent releases landed on June 5, 2026 and September 11, 2026 respectively.

## The numbers

| Metric | Abyss Battery | Shadow Caster Lighting |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (3 ratings)](https://appshunter.io/ios/app/abyss-battery/id1579033829/reviews)** | — |
| Number of ratings | **3** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 8 months | **Every 2 months** |
| Monetization | Free | — |
| Size | 8 MB | 4 MB |
| Requires iOS | **11.0** | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Abyss Battery, Inc.](https://appshunter.io/developer/1594681469) | [Shadow-caster Led Lighting LLC](https://appshunter.io/developer/1674072530) |

## What reviewers say

### 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


### Shadow Caster Lighting

[App page](https://appshunter.io/ios/app/shadow-caster-lighting/id6445830918)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Abyss Battery free?

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

### Is Shadow Caster Lighting free?

Shadow Caster Lighting is free to download, with no in-app purchases.

### Do Abyss Battery or Shadow Caster Lighting have ads?

Neither Abyss Battery nor Shadow Caster Lighting shows ads.

### Which is updated more often, Abyss Battery or Shadow Caster Lighting?

Abyss Battery ships an update every 8 months, and Shadow Caster Lighting every 2 months. Most recently, Abyss Battery was updated on June 5, 2026 and Shadow Caster Lighting on September 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.*