# Battery Phone Guard + Widget vs Sentry Saver

The clearest difference is in-app purchases: Sentry Saver at none against Battery Phone Guard + Widget's 3. Battery Phone Guard + Widget's advantage is ads (none vs shown) and update cadence (weekly vs every 3 weeks). On price and iOS requirement 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. Sentry Saver asks for nothing beyond the download.

Battery Phone Guard + Widget ships an update weekly, Sentry Saver every 3 weeks. The most recent releases landed on November 12, 2026 and November 6, 2026 respectively.

## The numbers

| Metric | Battery Phone Guard + Widget | Sentry Saver |
| --- | --- | --- |
| 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** | Yes |
| Update frequency | **Weekly** | Every 3 weeks |
| Monetization | Free with in-app purchases | — |
| Size | 22 MB | 33 MB |
| Requires iOS | **15.0** | 16.0 |
| Devices | **iPhone, iPad, iPod, Apple Watch** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Bytehood](https://appshunter.io/developer/1710448517) | [Yuan-Yi Chang](https://appshunter.io/developer/784363421) |

## 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 |


### Sentry Saver

[App page](https://appshunter.io/ios/app/sentry-saver/id6802057873)

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

**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 Sentry Saver free?

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

### Do Battery Phone Guard + Widget or Sentry Saver have ads?

Sentry Saver shows ads; Battery Phone Guard + Widget does not.

### Which is updated more often, Battery Phone Guard + Widget or Sentry Saver?

Battery Phone Guard + Widget ships an update weekly, and Sentry Saver every 3 weeks. Most recently, Battery Phone Guard + Widget was updated on November 12, 2026 and Sentry Saver on November 6, 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.*