# Aoi vs VoiceStory Diary

The clearest difference is in-app purchases: VoiceStory Diary at none against Aoi's 6. Aoi's advantage is update cadence (weekly vs every 3 weeks) and device support (3 vs 1). On price and ads there is nothing between them.

Both are free to download. Aoi sells 6 in-app purchases, starting at $5.99 per month. VoiceStory Diary asks for nothing beyond the download.

Aoi ships an update weekly, VoiceStory Diary every 3 weeks. The most recent releases landed on October 28, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Aoi | VoiceStory Diary |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Weekly** | Every 3 weeks |
| Size | 87 MB | 142 MB |
| Requires iOS | **13.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 9+ | 4+ |
| Developer | [KAZUKI MATSUMOTO](https://appshunter.io/developer/1896213319) | [TAEEUN KIM](https://appshunter.io/developer/1771788777) |

## What reviewers say

### Aoi

[App page](https://appshunter.io/ios/app/aoi/id6766147448)

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

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Aoi Premium Monthly | $5.99 | per month |
| Aoi Premium Yearly | $59.99 | per year |
| Aoi Coin 30 | $5.99 | one-time |
| Aoi Coin 60 | $9.99 | one-time |
| Aoi Coin 90 | $14.99 | one-time |
| Aoi Coin 120 | $19.99 | one-time |


### VoiceStory Diary

[App page](https://appshunter.io/ios/app/voicestory-diary/id6782395988)

**In-app purchases:** none


## Frequently asked questions

### Is Aoi free?

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

### Is VoiceStory Diary free?

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

### Do Aoi or VoiceStory Diary have ads?

Neither Aoi nor VoiceStory Diary shows ads.

### Which is updated more often, Aoi or VoiceStory Diary?

Aoi ships an update weekly, and VoiceStory Diary every 3 weeks. Most recently, Aoi was updated on October 28, 2026 and VoiceStory Diary on October 25, 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.*