# セリフ暗記 vs 音箱

The clearest difference is review sentiment: 音箱 at 50% against セリフ暗記's 29%. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. セリフ暗記 sells 4 in-app purchases, starting at $2.99 per month and 音箱 sells 2 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

セリフ暗記 ships an update weekly, 音箱 every 4 days. Both last shipped on October 31, 2026.

## The numbers

| Metric | セリフ暗記 | 音箱 |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 28.6% of reviews | **50.0% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Weekly | **Every 4 days** |
| Monetization | Freemium | Free with in-app purchases |
| Size | 30 MB | 2 MB |
| Requires iOS | **17.0** | 18.0 |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [Kodai Hiradate](https://appshunter.io/developer/1475852802) | [MDS inc.](https://appshunter.io/developer/1892176527) |

## What reviewers say

### セリフ暗記

[App page](https://appshunter.io/ios/app/id6759306767)

This app helps actors and voice actors practice lines with an AI partner. It offers three modes: listen, practice, and test, allowing for solo rehearsal anytime, anywhere. Easily import scripts and practice hands-free with background playback.

**Highlights:** AI partner for line reading, Three practice modes (Listen, Practice, Test), Automatic script structuring, Background playback, Hands-free control with AirPods, Sample scripts for free trial

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| SerifuAI Share | $2.99 | per month |
| SerifuAI Pro | $11.99 | per month |
| SerifuAI Share (Annual) | $29.99 | per year |
| SerifuAI Pro (Annual) | $119.99 | per year |


### 音箱

[App page](https://appshunter.io/ios/app/and/id6782387389)

This app provides a simple and reliable way to play sound effects and background music for events, performances, and broadcasts. It offers two playback modes: sequential playlist and instant soundboard triggers. Features include countdown timers, automatic cueing, and customizable sound settings.

**Highlights:** Two playback modes: playlist and soundboard, Countdown timer with visual cues, Automatic cueing to reduce lag, Customizable sound editing (start point, volume, loop), Integration with event management service 'otowatashi', Separate audio outputs for Mac version

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 有料機能 7日間お試し | Free | one-time |
| 有料機能 | $12.99 | one-time |


## Frequently asked questions

### Is セリフ暗記 free?

セリフ暗記 is free to download, with in-app purchases available.

### Is 音箱 free?

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

### Do セリフ暗記 or 音箱 have ads?

Neither セリフ暗記 nor 音箱 shows ads.

### Which is updated more often, セリフ暗記 or 音箱?

セリフ暗記 ships an update weekly, and 音箱 every 4 days. Most recently, セリフ暗記 was updated on October 31, 2026 and 音箱 on October 31, 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.*