# Battery Watcher vs WatchPhone Battery

The clearest difference is review sentiment: Battery Watcher at 71% against WatchPhone Battery's 18%. Battery Watcher also leads on rating (4.5 vs 4.2) and ratings volume (340 vs 87). WatchPhone Battery's advantage is update cadence (weekly vs fortnightly) and iOS requirement (13.0 vs 18.6). On price, ads, in-app purchases and monetization model there is nothing between them.

Both are free to download. Battery Watcher sells 1 one-off in-app purchase and WatchPhone Battery sells 2 in-app purchases, starting at $2.99 per month. Whichever you choose, the download price is not the number that matters.

Battery Watcher holds the better App Store score, 4.5 against 4.2. Both are backed by a comparable volume of ratings — 340 and 87 respectively. Written reviews point the same way: 71% of Battery Watcher's written reviews are positive against 18% of WatchPhone Battery's.

Battery Watcher ships an update fortnightly, WatchPhone Battery weekly. The most recent releases landed on November 1, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | Battery Watcher | WatchPhone Battery |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (340 ratings)](https://appshunter.io/ios/app/battery-watcher/id987285213/reviews)** | [4.2 (87 ratings)](https://appshunter.io/ios/app/watchphone-battery/id1521555714/reviews) |
| Number of ratings | **340** | 87 |
| Positive reviews | **70.7% of reviews** | 17.6% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Fortnightly | **Weekly** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 2 MB | 9 MB |
| Requires iOS | 18.6 | **13.0** |
| Devices | iPhone, Apple Watch | **iPhone, iPod, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [Slackerz Inc](https://appshunter.io/developer/727226094) | [Burak Uzunboy](https://appshunter.io/developer/1035165232) |

## What reviewers say

### Battery Watcher

[App page](https://appshunter.io/ios/app/battery-watcher/id987285213)

Monitor your iPhone's battery status directly from your Apple Watch. View current levels, historical data, and receive alerts for a full charge. Perfect for quick checks without needing your phone.

**Highlights:** iPhone battery status on Apple Watch, Watch face complications, 24-hour battery history, Visual charge history graph, Full charge alerts

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Battery Watcher Premium | $1.99 | one-time |

**What reviewers like**

- 👍 Clean and intuitive interface
- 🎯 Accurate battery percentage tracking
- ⌚ Seamless Apple Watch integration
- 🚀 Minimal battery drain on device
- 📊 Battery history and graphing features

**What reviewers complain about**

- 🐛 Frequent synchronization issues between iPhone and Watch
- 🔄 App requires manual refresh to show current data
- ⏰ Inaccurate time displays
- 🚫 Premium features feel limited or underwhelming
- 📉 Battery percentage discrepancies between app and device

**Reported bugs**

- App fails to communicate with iPhone from Watch
- Battery graphic jumps out of place on iPhone app
- Complication doesn't update without opening app
- Inaccurate battery percentage readings
- App disconnects from Watch frequently

**Requested features**

- Low battery mode functionality
- Battery percentage viewing on iPhone (currently watch-only)
- Custom notification alerts at user-defined battery percentages
- User-configurable logging intervals for battery tracking
- Settings menu to customize watch display and disable text clutter


### WatchPhone Battery

[App page](https://appshunter.io/ios/app/watchphone-battery/id1521555714)

Monitor your iPhone's battery level directly from your Apple Watch. Offers beautiful complications for easy tracking and ensures secure, cloud-free communication between devices. Unlock all features with a subscription after a free trial.

**Highlights:** Check iPhone battery on Apple Watch, Beautiful complications, Secure cloud-free communication, Track battery status easily, Unlock all complications via subscription

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Premium Subscription | $2.99 | per month |
| Yearly Premium Subscription | $17.99 | per year |


## Frequently asked questions

### Is Battery Watcher free?

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

### Is WatchPhone Battery free?

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

### Which has better reviews, Battery Watcher or WatchPhone Battery?

Battery Watcher is rated higher. Battery Watcher averages 4.5 out of 5 from 340 ratings, while WatchPhone Battery averages 4.2 from 87 ratings.

### Do Battery Watcher or WatchPhone Battery have ads?

Neither Battery Watcher nor WatchPhone Battery shows ads.

### Which is updated more often, Battery Watcher or WatchPhone Battery?

Battery Watcher ships an update fortnightly, and WatchPhone Battery weekly. Most recently, Battery Watcher was updated on November 1, 2026 and WatchPhone Battery on November 3, 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.*