# BatteryDisplay vs Astro Lithium

The clearest difference is rating: Astro Lithium at 5.0 against BatteryDisplay's 4.5. BatteryDisplay's advantage is update cadence (every 6 weeks vs every 5 months) and iOS requirement (13.0 vs 15.0). 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.

Astro Lithium holds the better App Store score, 5.0 against 4.5. Both are backed by a comparable volume of ratings — 2 and 2 respectively.

BatteryDisplay ships an update every 6 weeks, Astro Lithium every 5 months. The most recent releases landed on September 18, 2026 and September 20, 2026 respectively.

## The numbers

| Metric | BatteryDisplay | Astro Lithium |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.5 (2 ratings)](https://appshunter.io/ios/app/batterydisplay/id1476044653/reviews) | **[5.0 (2 ratings)](https://appshunter.io/ios/app/astro-lithium/id6449296484/reviews)** |
| Number of ratings | 2 | 2 |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 6 weeks** | Every 5 months |
| Monetization | Free | Free |
| Size | 12 MB | 17 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Anthony Scappaticci](https://appshunter.io/developer/1242833488) | [Astro Lithium, LLC](https://appshunter.io/developer/1688565455) |

## What reviewers say

### BatteryDisplay

[App page](https://appshunter.io/ios/app/batterydisplay/id1476044653)

Monitor the health of your KS2 Lithium Batteries through a Bluetooth interface. This app allows you to view battery status and generate reports for analysis by KS2 Corp.

**Highlights:** Bluetooth battery monitoring, Battery health status, Report generation for KS2 Corp, Interface with KS2 Lithium Batteries

**Features:** macOS Compatibility

**In-app purchases:** none


### Astro Lithium

[App page](https://appshunter.io/ios/app/astro-lithium/id6449296484)

Monitor your Astro Lithium battery status in real time via Bluetooth. View state of charge, voltage, current, temperature, and estimated runtime. Receive smart alerts and manage multiple batteries.

**Highlights:** Real-time battery monitoring, Estimated runtime calculation, Smart status alerts, Multi-battery support, Troubleshooting guides, Dealer locator

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

**In-app purchases:** none


## Frequently asked questions

### Is BatteryDisplay free?

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

### Is Astro Lithium free?

Astro Lithium is free to download, with no in-app purchases.

### Which has better reviews, BatteryDisplay or Astro Lithium?

Astro Lithium is rated higher. BatteryDisplay averages 4.5 out of 5 from 2 ratings, while Astro Lithium averages 5.0 from 2 ratings.

### Do BatteryDisplay or Astro Lithium have ads?

Neither BatteryDisplay nor Astro Lithium shows ads.

### Which is updated more often, BatteryDisplay or Astro Lithium?

BatteryDisplay ships an update every 6 weeks, and Astro Lithium every 5 months. Most recently, BatteryDisplay was updated on September 18, 2026 and Astro Lithium on September 20, 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.*