# NanoBattery vs Battery Drain Check

The clearest difference is in-app purchases: NanoBattery at none against Battery Drain Check's 3. On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Battery Drain Check sells 3 in-app purchases, starting at $1.99 per 7 days. NanoBattery asks for nothing beyond the download.

## The numbers

| Metric | NanoBattery | Battery Drain Check |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/nanobattery/id6756941302/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Size | 16 MB | 9 MB |
| Requires iOS | 17.6 | **17.0** |
| Devices | **iPhone, iPad, Apple Watch** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Giovanni Outerleys](https://appshunter.io/developer/1557846953) | [SUN TEAME PTE. LTD.](https://appshunter.io/developer/941073095) |

## What reviewers say

### NanoBattery

[App page](https://appshunter.io/ios/app/nanobattery/id6756941302)

**Features:** macOS Compatibility

**In-app purchases:** none


### Battery Drain Check

[App page](https://appshunter.io/ios/app/battery-drain-check/id6803519933)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Premium | $1.99 | per 7 days |
| Monthly Premium | $5.99 | per month |
| Annual Premium | $29.99 | per year |


## Frequently asked questions

### Is NanoBattery free?

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

### Is Battery Drain Check free?

Battery Drain Check is free to download, with in-app purchases available.

### Do NanoBattery or Battery Drain Check have ads?

Neither NanoBattery nor Battery Drain Check 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.*