# MFA vs やさしいバッテリー

The clearest difference is iOS requirement: MFA at 9.3 against やさしいバッテリー's 17.0. On price, ads, in-app purchases and device support there is nothing between them.

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

## The numbers

| Metric | MFA | やさしいバッテリー |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Fortnightly | — |
| Size | 29 MB | 16 MB |
| Requires iOS | **9.3** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Isao Uchida](https://appshunter.io/developer/1341625060) | [Takanari Yamazaki](https://appshunter.io/developer/1805445250) |

## What reviewers say

### MFA

[App page](https://appshunter.io/ios/app/mfa/id1341625151)

**In-app purchases:** none


### やさしいバッテリー

[App page](https://appshunter.io/ios/app/id6761091840)

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

**In-app purchases:** none


## Frequently asked questions

### Is MFA free?

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

### Is やさしいバッテリー free?

やさしいバッテリー is free to download, with no in-app purchases.

### Do MFA or やさしいバッテリー have ads?

Neither MFA nor やさしいバッテリー 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.*