# 効果音 vs TopReader

The clearest difference is in-app purchases: TopReader at none against 効果音's 4. TopReader also leads on review sentiment (65% vs 48%). 効果音's advantage is iOS requirement (15.6 vs 17.6). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. 効果音 sells 4 one-off in-app purchases. TopReader asks for nothing beyond the download.

効果音 ships an update monthly, TopReader every 6 weeks. The most recent releases landed on September 15, 2026 and August 30, 2026 respectively.

## The numbers

| Metric | 効果音 | TopReader |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/id1236458313/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 48.0% of reviews | **65.0% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | Yes | Yes |
| Update frequency | **Monthly** | Every 6 weeks |
| Monetization | Free with in-app purchases | **Ad-supported** |
| Size | 1.3 GB | 6 MB |
| Requires iOS | **15.6** | 17.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | +4 | 4+ |
| Developer | [hidehiko aihara](https://appshunter.io/developer/1178520609) | [MUTSUAKI KIKUCHI](https://appshunter.io/developer/1874283283) |

## What reviewers say

### 効果音

[App page](https://appshunter.io/ios/app/id1236458313)

Access over 900 sound effects and 300 background music tracks for live streaming and events. Customize your audio experience with categorized sounds, favorite lists, and recording capabilities. Perfect for adding flair to any occasion.

**Highlights:** Over 900 sound effects, Over 300 background music tracks, Categorized sound effects, Customizable favorite lists, Recording functionality, Sequential playback of sounds

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Coffee (Regular) | $0.49 | one-time |
| システム改善応援費 | $1.99 | one-time |
| Coffee (Large) | $1.99 | one-time |
| Cake Set | $5.99 | one-time |


### TopReader

[App page](https://appshunter.io/ios/app/topreader/id1487352741)

This app transforms written text into spoken audio files. You can save audio in various formats, share it, create playlists, and customize playback speed and voice. It supports numerous languages and background playback.

**Highlights:** Text to audio synthesis, Multiple audio file formats, Audio sharing capabilities, Playlist creation, Adjustable playback speed and pitch, Background playback, Multi-language support

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

**In-app purchases:** none


## Frequently asked questions

### Is 効果音 free?

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

### Is TopReader free?

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

### Do 効果音 or TopReader have ads?

Both 効果音 and TopReader show ads.

### Which is updated more often, 効果音 or TopReader?

効果音 ships an update monthly, and TopReader every 6 weeks. Most recently, 効果音 was updated on September 15, 2026 and TopReader on August 30, 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.*