# Battery Watcher vs phoneWatcher

The clearest difference is rating: Battery Watcher at 4.5 against phoneWatcher's 4.0. Battery Watcher also leads on ratings volume (338 vs 4) and review sentiment (71% vs 50%). phoneWatcher's advantage is in-app purchases (none vs 1) and iOS requirement (16.0 vs 18.6). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Battery Watcher sells 1 one-off in-app purchase. phoneWatcher asks for nothing beyond the download.

Battery Watcher holds the better App Store score, 4.5 against 4.0. That said, the two scores are not equally well evidenced: Battery Watcher has 338 ratings behind it against 4, so its average is the more settled of the two. Written reviews point the same way: 71% of Battery Watcher's written reviews are positive against 50% of phoneWatcher's.

Battery Watcher ships an update fortnightly, phoneWatcher every 2 weeks. The most recent releases landed on October 8, 2026 and October 4, 2026 respectively.

## The numbers

| Metric | Battery Watcher | phoneWatcher |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (338 ratings)](https://appshunter.io/ios/app/battery-watcher/id987285213/reviews)** | [4.0 (4 ratings)](https://appshunter.io/ios/app/phonewatcher/id1202489070/reviews) |
| Number of ratings | **338** | 4 |
| Positive reviews | **70.7% of reviews** | 50.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Fortnightly | **Every 2 weeks** |
| Monetization | Free with in-app purchases | **Free** |
| Size | 2 MB | 2 MB |
| Requires iOS | 18.6 | **16.0** |
| Devices | iPhone, Apple Watch | **iPhone, iPad, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [Slackerz Inc](https://appshunter.io/developer/727226094) | [Erwin Mazariegos](https://appshunter.io/developer/1202489069) |

## 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


### phoneWatcher

[App page](https://appshunter.io/ios/app/phonewatcher/id1202489070)

Receive timely alerts on your smartwatch when your phone's battery level drops below a customizable threshold. Ensure you're never caught off guard by a dead phone battery again.

**Highlights:** Watch notifications for low phone battery, Customizable notification threshold, Supports all Watch complications, Regular phone battery checks, Avoid dead phone surprises

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Battery Watcher free?

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

### Is phoneWatcher free?

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

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

Battery Watcher is rated higher. Battery Watcher averages 4.5 out of 5 from 338 ratings, while phoneWatcher averages 4.0 from 4 ratings.

### Do Battery Watcher or phoneWatcher have ads?

Neither Battery Watcher nor phoneWatcher shows ads.

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

Battery Watcher ships an update fortnightly, and phoneWatcher every 2 weeks. Most recently, Battery Watcher was updated on October 8, 2026 and phoneWatcher on October 4, 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.*