# Mister Battery vs ファイル転送

The clearest difference is price: ファイル転送 at $0.99 against Mister Battery's $2.99. Mister Battery's advantage is device support (4 vs 1) and iOS requirement (11.0 vs 17.0). On ads and in-app purchases there is nothing between them.

Mister Battery costs $2.99 and ファイル転送 $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | Mister Battery | ファイル転送 |
| --- | --- | --- |
| Price | $2.99 | **$0.99** |
| Rating | **[4.5 (410 ratings)](https://appshunter.io/ios/app/mister-battery/id1456081350/reviews)** | — |
| Number of ratings | **410** | — |
| Positive reviews | 67.8% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Monthly | — |
| Monetization | Free | — |
| Size | 25 MB | 1 MB |
| Requires iOS | **11.0** | 17.0 |
| Devices | **iPhone, iPad, iPod, Apple Watch** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [He Zhou](https://appshunter.io/developer/1022719718) | [SMART BIT K.K](https://appshunter.io/developer/1896559487) |

## What reviewers say

### Mister Battery

[App page](https://appshunter.io/ios/app/mister-battery/id1456081350)

Optimize your device's charging by identifying the fastest and most efficient charger and cable combinations. Track charging sessions to compare performance and ensure your device supports fast charging technologies like PD.

**Highlights:** Measure maximum charging watts, Track charging duration and effect, Calculate charge speed, Check PD support, Compare charging device combinations

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

**In-app purchases:** none

**What reviewers like**

- 👍 Helpful for testing chargers
- 👍 Provides useful information
- 👍 No ads or clutter
- 👍 Good for checking wattage
- 👍 Simple and easy to use

**What reviewers complain about**

- 👎 Does not work for some users
- 👎 Inaccurate wattage readings
- 👎 Not compatible with all devices/chargers
- 👎 Lacks instructions/guidance
- 👎 Paid app with no results

**Reported bugs**

- App does not record test or give info
- Icons in top menu bar are cropped and unclickable
- App crashes when trying to name chargers
- Test never ends for some users
- Dark mode not working, text unreadable

**Requested features**

- Add charging process curve/numerical display
- Add total charging duration
- Add charging power change graph or detailed classification
- Add charging rate 2D curve on main interface
- Add charging time and voltage curve


### ファイル転送

[App page](https://appshunter.io/ios/app/pc/id6789477409)

**In-app purchases:** none


## Frequently asked questions

### Is Mister Battery free?

Mister Battery costs $2.99, with no in-app purchases.

### Is ファイル転送 free?

ファイル転送 costs $0.99, with no in-app purchases.

### Do Mister Battery or ファイル転送 have ads?

Neither Mister Battery nor ファイル転送 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.*