# Battery Level vs Zen Battery

The clearest difference is in-app purchases: Battery Level at none against Zen Battery's 3. Battery Level also leads on iOS requirement (15.6 vs 17.6). Zen Battery's advantage is ads (none vs shown) and review sentiment (89% vs 62%). On price, rating, update cadence and device support there is nothing between them.

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

On the App Store both sit at effectively the same score — 4.7 for Battery Level against 4.7 for Zen Battery. That said, the two scores are not equally well evidenced: Zen Battery has 8.1K ratings behind it against 1K, so its average is the more settled of the two. Written reviews are what separate them: 62% of Battery Level's written reviews are positive against 89% of Zen Battery's.

Battery Level ships an update every 15 months, Zen Battery every 18 months. Both last shipped on October 18, 2026.

## The numbers

| Metric | Battery Level | Zen Battery |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.7 (1K ratings)](https://appshunter.io/ios/app/battery-level/id319724829/reviews) | [4.7 (8.1K ratings)](https://appshunter.io/ios/app/zen-battery/id466431322/reviews) |
| Number of ratings | 1K | **8.1K** |
| Positive reviews | 62.1% of reviews | **89.1% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | **Every 15 months** | Every 18 months |
| Monetization | **Free** | Subscription |
| Size | 5 MB | 117 MB |
| Requires iOS | **15.6** | 17.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Kenneth Kao](https://appshunter.io/developer/288711611) | [Shinobit LLC](https://appshunter.io/developer/1680633187) |

## What reviewers say

### Battery Level

[App page](https://appshunter.io/ios/app/battery-level/id319724829)

This app displays your device's current battery percentage and offers comprehensive system monitoring. Track CPU usage, RAM, network activity, and system uptime with detailed graphs and statistics.

**Highlights:** Battery percentage indicator, CPU usage monitoring, CPU activity graph, System uptime tracking, RAM monitor, Network monitor

**In-app purchases:** none

**What reviewers like**

- 🚀 Great app!
- 👍 Guau
- 👍 Battery at a glance
- 👍 最高です！
- 👍 Genial

**What reviewers complain about**

- 🔋 But, please, make that text about battery percentage as thrice as larger - it's not very comfortable as a widget with its current size.
- 🐛 Sprache auf Deutsch
- 🔋 Ads
- 🔋 Publicidad
- 🐛 希望

**Reported bugs**

- Inaccurate battery percentage
- Drains battery quickly

**Requested features**

- Add icon badge with battery percentage
- Widget
- Charging complete notification
- Battery statistics
- Customizable background color


### 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 Level free?

Battery Level 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 Level or Zen Battery?

Battery Level and Zen Battery are both rated 4.7 out of 5 on the App Store, from 1K and 8.1K ratings respectively.

### Do Battery Level or Zen Battery have ads?

Battery Level shows ads; Zen Battery does not.

### Which is updated more often, Battery Level or Zen Battery?

Battery Level ships an update every 15 months, and Zen Battery every 18 months. Most recently, Battery Level was updated on October 18, 2026 and Zen Battery on October 18, 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.*