# Astro Lithium vs HEAT OneLayer

The clearest difference is iOS requirement: HEAT OneLayer at 11.0 against Astro Lithium's 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.

## The numbers

| Metric | Astro Lithium | HEAT OneLayer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/astro-lithium/id6449296484/reviews)** | — |
| Number of ratings | **2** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 months | — |
| Monetization | Free | — |
| Size | 17 MB | 132 MB |
| Requires iOS | 15.0 | **11.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Astro Lithium, LLC](https://appshunter.io/developer/1688565455) | [Mobile Associates, LLC](https://appshunter.io/developer/959592099) |

## What reviewers say

### 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


### HEAT OneLayer

[App page](https://appshunter.io/ios/app/heat-onelayer/id6479862561)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Astro Lithium free?

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

### Is HEAT OneLayer free?

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

### Do Astro Lithium or HEAT OneLayer have ads?

Neither Astro Lithium nor HEAT OneLayer shows ads.

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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.*