# Furiganify! vs Block Spam

The clearest difference is price: Furiganify! at Free against Block Spam's $0.99. Block Spam's advantage is update cadence (every 4 months vs every 8 months) and iOS requirement (15.6 vs 17.6). On ads, in-app purchases and device support there is nothing between them.

Furiganify! is free to download; Block Spam costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Furiganify! ships an update every 8 months, Block Spam every 4 months. The most recent releases landed on October 24, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | Furiganify! | Block Spam |
| --- | --- | --- |
| Price | **Free** | $0.99 |
| Rating | **[4.0 (8 ratings)](https://appshunter.io/ios/app/furiganify/id1151320968/reviews)** | — |
| Number of ratings | **8** | — |
| Positive reviews | 72.4% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 8 months | **Every 4 months** |
| Monetization | Free | — |
| Size | 8 MB | 11 MB |
| Requires iOS | 17.6 | **15.6** |
| Devices | **iPhone, iPad, Mac** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [telethon k.k.](https://appshunter.io/developer/699508003) | [恒俭 董](https://appshunter.io/developer/947356968) |

## What reviewers say

### Furiganify!

[App page](https://appshunter.io/ios/app/furiganify/id1151320968)

This extension adds Japanese reading aids (Furigana) to text displayed in Safari. It processes all data locally for enhanced privacy and offers customization options for learning. Choose between Romaji or Hiragana, and filter by school grade or JLPT level.

**Highlights:** Adds Furigana (Ruby characters) to Japanese text, On-device processing for maximum privacy, Supports Romaji and Hiragana, Filter Furigana by school grade, Filter Furigana by JLPT level, Reduces clutter for studying

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

**In-app purchases:** none


### Block Spam

[App page](https://appshunter.io/ios/app/block-spam/id1493095946)

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

**In-app purchases:** none


## Frequently asked questions

### Is Furiganify! free?

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

### Is Block Spam free?

Block Spam costs $0.99, with no in-app purchases.

### Do Furiganify! or Block Spam have ads?

Neither Furiganify! nor Block Spam shows ads.

### Which is updated more often, Furiganify! or Block Spam?

Furiganify! ships an update every 8 months, and Block Spam every 4 months. Most recently, Furiganify! was updated on October 24, 2026 and Block Spam on October 5, 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.*