# FFFrame vs second.lux

The clearest difference is iOS requirement: second.lux at 17.0 against FFFrame's 26.0. On price, update cadence, ads and in-app purchases there is nothing between them.

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

FFFrame ships an update every 2 weeks, second.lux weekly. The most recent releases landed on September 26, 2026 and October 1, 2026 respectively.

## The numbers

| Metric | FFFrame | second.lux |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 weeks | **Weekly** |
| Size | 9 MB | 12 MB |
| Requires iOS | 26.0 | **17.0** |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Tomoki Kobayashi](https://appshunter.io/developer/323485927) | [Kotaro Iwata](https://appshunter.io/developer/6789841786) |

## What reviewers say

### FFFrame

[App page](https://appshunter.io/ios/app/ffframe/id6753587312)

**Features:** macOS Compatibility

**In-app purchases:** none


### second.lux

[App page](https://appshunter.io/ios/app/secondlux/id6789841784)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is FFFrame free?

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

### Is second.lux free?

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

### Do FFFrame or second.lux have ads?

Neither FFFrame nor second.lux shows ads.

### Which is updated more often, FFFrame or second.lux?

FFFrame ships an update every 2 weeks, and second.lux weekly. Most recently, FFFrame was updated on September 26, 2026 and second.lux on October 1, 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.*