# Battery HD+ vs Zen Battery

The clearest difference is in-app purchases: Battery HD+ at none against Zen Battery's 3. Battery HD+ also leads on update cadence (every 2 months vs every 18 months) and device support (4 vs 2). Zen Battery's advantage is ads (none vs shown) and review sentiment (89% vs 75%). On price and ratings volume there is nothing between them.

Both are free to download. Zen Battery sells 3 in-app purchases, starting at $1.99 per month. Battery HD+ asks for nothing beyond the download.

Zen Battery holds the better App Store score, 4.7 against 4.5. Both are backed by a comparable volume of ratings — 2.7K and 8.1K respectively. Written reviews point the same way: 75% of Battery HD+'s written reviews are positive against 89% of Zen Battery's.

Battery HD+ ships an update every 2 months, Zen Battery every 18 months. The most recent releases landed on September 24, 2026 and September 22, 2026 respectively.

## The numbers

| Metric | Battery HD+ | Zen Battery |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.5 (2.7K ratings)](https://appshunter.io/ios/app/battery-hd-plus/id331453283/reviews) | **[4.7 (8.1K ratings)](https://appshunter.io/ios/app/zen-battery/id466431322/reviews)** |
| Number of ratings | 2.7K | **8.1K** |
| Positive reviews | 74.6% of reviews | **89.0% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | **Every 2 months** | Every 18 months |
| Monetization | **Ad-supported** | Subscription |
| Size | 62 MB | 117 MB |
| Requires iOS | **15.6** | 17.6 |
| Devices | **iPhone, iPad, iPod, Apple Watch** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [smalltech sarl](https://appshunter.io/developer/289934568) | [Shinobit LLC](https://appshunter.io/developer/1680633187) |

## What reviewers say

### Battery HD+

[App page](https://appshunter.io/ios/app/battery-hd-plus/id331453283)

This app provides a detailed battery monitoring experience for your phone or tablet. It offers calibration features for increased accuracy and displays estimated usage times for various activities, from listening to music to GPS navigation.  It also includes charge alerts and a widget for quick access to information.

**Highlights:** Battery calibration, Usage time estimates, Charge alerts, Widget support, Detailed usage charts

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

**In-app purchases:** none

**What reviewers like**

- 🚀 Accurate battery information
- 👍 Helpful for devices without battery percentage
- 🔋 Provides battery usage estimates
- 👍 Easy to understand interface
- 👍 Customizable battery display

**What reviewers complain about**

- 🐛 Inaccurate battery level notifications
- 🐛 Calibration issues and bugs
- 🔋 Battery drain issues after using the app
- 💸 Ads in free version
- 🐛 Widget not working as expected

**Reported bugs**

- Calibration never completes
- Battery level not detected
- Incorrect battery percentage displayed

**Requested features**

- Battery health monitoring
- Battery usage by app breakdown
- Improved charging notifications
- Apple Watch support


### Zen Battery

[App page](https://appshunter.io/ios/app/zen-battery/id466431322)

This app provides detailed battery information for your iPhone and iPad, including remaining hours for various activities. Customize the visual display with fluid animations and color options. Receive alerts when your device is fully charged.

**Highlights:** Battery life estimation for music, video, calls, and internet, Customizable 'Zen' display modes, Interactive fluid battery animation, Adjustable liquid color and battery design, Full charge warning sound, Widgets for quick battery status

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Subscription | $1.99 | per month |
| Yearly Subscription | $9.99 | per year |
| Lifetime | $19.99 | one-time |

**What reviewers like**

- 👍 Reliable battery monitoring
- 🚀 Accurate battery percentage display
- 💡 Customizable battery color
- 👍 Simple and easy to use
- 👍 Large, clear battery visualization

**What reviewers complain about**

- 🔋 High battery consumption
- 🐛 Inconsistent battery percentage accuracy
- 🔋 Drains device battery quickly
- 🔒 Subscription-based model

**Reported bugs**

- App freezes or crashes
- Ads break app functionality

**Requested features**

- 12-hour clock option
- Battery saver mode
- Widget support
- Ability to disable ads


## Frequently asked questions

### Is Battery HD+ free?

Battery HD+ is free to download, with no in-app purchases.

### Is Zen Battery free?

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

### Which has better reviews, Battery HD+ or Zen Battery?

Zen Battery is rated higher. Battery HD+ averages 4.5 out of 5 from 2.7K ratings, while Zen Battery averages 4.7 from 8.1K ratings.

### Do Battery HD+ or Zen Battery have ads?

Battery HD+ shows ads; Zen Battery does not.

### Which is updated more often, Battery HD+ or Zen Battery?

Battery HD+ ships an update every 2 months, and Zen Battery every 18 months. Most recently, Battery HD+ was updated on September 24, 2026 and Zen Battery on September 22, 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.*