# 락키보드 vs SFFE

The clearest difference is price: 락키보드 at Free against SFFE's $1.99. 락키보드 also leads on update cadence (every 9 days vs every 3 weeks) and iOS requirement (15.6 vs 18.4). SFFE's advantage is in-app purchases (none vs 2). On ads and device support there is nothing between them.

락키보드 is free to download; SFFE costs $1.99 up front. 락키보드 sells 2 one-off in-app purchases. SFFE asks for nothing beyond the download.

락키보드 ships an update every 9 days, SFFE every 3 weeks. Both last shipped on November 3, 2026.

## The numbers

| Metric | 락키보드 | SFFE |
| --- | --- | --- |
| Price | **Free** | $1.99 |
| Rating | — | **[4.0 (4 ratings)](https://appshunter.io/ios/app/sffe/id1588740825/reviews)** |
| Number of ratings | — | **4** |
| Positive reviews | — | 76.2% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 9 days** | Every 3 weeks |
| Monetization | — | Paid |
| Size | 24 MB | 6 MB |
| Requires iOS | **15.6** | 18.4 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [UI CHAN HONG](https://appshunter.io/developer/1486499087) | [BLUEAT](https://appshunter.io/developer/941998772) |

## What reviewers say

### 락키보드

[App page](https://appshunter.io/ios/app/id1486499088)

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| SuperPack(Text+Image+LinkPlus) | $0.99 | one-time |
| Ultra Pack (Super+Private key) | $8.99 | one-time |


### SFFE

[App page](https://appshunter.io/ios/app/sffe/id1588740825)

Customize website fonts in Safari to match your personal style. Import various font file types and apply them to specific sites or by language. Preview changes before applying them for a personalized reading experience.

**Highlights:** Import TTF, OTF, WOFF fonts, Apply font groups by website, Language-based font settings, Preview fonts before applying, Light and Dark mode support

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

**In-app purchases:** none


## Frequently asked questions

### Is 락키보드 free?

락키보드 is free to download, with in-app purchases available.

### Is SFFE free?

SFFE costs $1.99, with no in-app purchases.

### Do 락키보드 or SFFE have ads?

Neither 락키보드 nor SFFE shows ads.

### Which is updated more often, 락키보드 or SFFE?

락키보드 ships an update every 9 days, and SFFE every 3 weeks. Most recently, 락키보드 was updated on November 3, 2026 and SFFE on November 3, 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.*