# Opson Pro vs BatterySeek

Opson Pro and BatterySeek are too close to call on the numbers: across 5 compared parameters — price, ads, in-app purchases and device support among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | Opson Pro | BatterySeek |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 weeks | — |
| Size | 8 MB | 141 MB |
| Requires iOS | **12.0** | 13.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [WYBOTICS CO.,LTD](https://appshunter.io/developer/1035099187) | [HK TOPDON TECHNOLOGY Co., LIMITED](https://appshunter.io/developer/1846276192) |

## What reviewers say

### Opson Pro

[App page](https://appshunter.io/ios/app/opson-pro/id1607262123)

**Features:** macOS Compatibility

**In-app purchases:** none


### BatterySeek

[App page](https://appshunter.io/ios/app/batteryseek/id6757411998)

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

**In-app purchases:** none


## Frequently asked questions

### Is Opson Pro free?

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

### Is BatterySeek free?

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

### Do Opson Pro or BatterySeek have ads?

Neither Opson Pro nor BatterySeek shows ads.

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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.*