# Battery Phone Guard + Widget vs BlankState Diagnostic

The clearest difference is in-app purchases: BlankState Diagnostic at none against Battery Phone Guard + Widget's 3. Battery Phone Guard + Widget's advantage is device support (4 vs 2) and iOS requirement (15.0 vs 17.6). On price, update cadence and ads there is nothing between them.

Both are free to download. Battery Phone Guard + Widget sells 3 in-app purchases, starting at $2.99 per month. BlankState Diagnostic asks for nothing beyond the download.

Battery Phone Guard + Widget ships an update weekly, BlankState Diagnostic every 4 days. The most recent releases landed on November 12, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Battery Phone Guard + Widget | BlankState Diagnostic |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.4 (41 ratings)](https://appshunter.io/ios/app/battery-phone-guard-plus-widget/id6472619156/reviews)** | — |
| Number of ratings | **41** | — |
| Positive reviews | 57.1% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Weekly | **Every 4 days** |
| Monetization | Free with in-app purchases | — |
| Size | 22 MB | 1 MB |
| Requires iOS | **15.0** | 17.6 |
| Devices | **iPhone, iPad, iPod, Apple Watch** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Bytehood](https://appshunter.io/developer/1710448517) | [BlankState](https://appshunter.io/developer/1886824842) |

## What reviewers say

### Battery Phone Guard + Widget

[App page](https://appshunter.io/ios/app/battery-phone-guard-plus-widget/id6472619156)

Prevent battery degradation by setting custom charging alerts. This app notifies you when your device reaches a desired charge level, helping you avoid overcharging and extend battery lifespan. Features include Apple Watch integration and home screen widgets.

**Highlights:** Customizable charge threshold alerts, Loud, unmissable alarms, Apple Watch app and complication, Home screen widgets, Ad-free premium option, Lifetime purchase option

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Monthly | $2.99 | per month |
| Premium Yearly | $6.99 | per year |
| Premium Lifetime | $9.99 | one-time |


### BlankState Diagnostic

[App page](https://appshunter.io/ios/app/blankstate-diagnostic/id6760920995)

**In-app purchases:** none


## Frequently asked questions

### Is Battery Phone Guard + Widget free?

Battery Phone Guard + Widget is free to download, with in-app purchases available.

### Is BlankState Diagnostic free?

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

### Do Battery Phone Guard + Widget or BlankState Diagnostic have ads?

Neither Battery Phone Guard + Widget nor BlankState Diagnostic shows ads.

### Which is updated more often, Battery Phone Guard + Widget or BlankState Diagnostic?

Battery Phone Guard + Widget ships an update weekly, and BlankState Diagnostic every 4 days. Most recently, Battery Phone Guard + Widget was updated on November 12, 2026 and BlankState Diagnostic on October 31, 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.*