# MFA vs ゆらぎ時計 1/f

The clearest difference is ads: MFA at none against ゆらぎ時計 1/f's shown. MFA also leads on update cadence (fortnightly vs every 2 months) and iOS requirement (9.3 vs 12.0). On price, 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.

MFA ships an update fortnightly, ゆらぎ時計 1/f every 2 months. The most recent releases landed on October 10, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | MFA | ゆらぎ時計 1/f |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | **Fortnightly** | Every 2 months |
| Size | 29 MB | 15 MB |
| Requires iOS | **9.3** | 12.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Isao Uchida](https://appshunter.io/developer/1341625060) | [takayuki atsumi](https://appshunter.io/developer/1495474977) |

## What reviewers say

### MFA

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

**In-app purchases:** none


### ゆらぎ時計 1/f

[App page](https://appshunter.io/ios/app/1f-yuragi-clock/id1537216400)

**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 ゆらぎ時計 1/f free?

ゆらぎ時計 1/f is free to download, with no in-app purchases.

### Do MFA or ゆらぎ時計 1/f have ads?

ゆらぎ時計 1/f shows ads; MFA does not.

### Which is updated more often, MFA or ゆらぎ時計 1/f?

MFA ships an update fortnightly, and ゆらぎ時計 1/f every 2 months. Most recently, MFA was updated on October 10, 2026 and ゆらぎ時計 1/f on October 11, 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.*