# VoidNote vs Aozora Research

The clearest difference is in-app purchases: VoidNote at none against Aozora Research's 1. VoidNote also leads on device support (3 vs 1) and iOS requirement (12.0 vs 17.0). On price, update cadence and ads there is nothing between them.

Both are free to download. Aozora Research sells 1 one-off in-app purchase. VoidNote asks for nothing beyond the download.

Both ship on a similar rhythm, roughly every 2 days. The most recent releases landed on October 16, 2026 and October 17, 2026 respectively.

## The numbers

| Metric | VoidNote | Aozora Research |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 days | Every 2 days |
| Size | 39 MB | 5 MB |
| Requires iOS | **12.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 17+ |
| Developer | [Hasancan Cakicioglu](https://appshunter.io/developer/1798437420) | [yasuyoshi tsuzaki](https://appshunter.io/developer/603099808) |

## What reviewers say

### VoidNote

[App page](https://appshunter.io/ios/app/voidnote-notepad/id6742448208)

**Features:** macOS Compatibility

**In-app purchases:** none


### Aozora Research

[App page](https://appshunter.io/ios/app/aozora-research/id6775665920)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| PRO解除 | $2.99 | one-time |


## Frequently asked questions

### Is VoidNote free?

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

### Is Aozora Research free?

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

### Do VoidNote or Aozora Research have ads?

Neither VoidNote nor Aozora Research shows ads.

### Which is updated more often, VoidNote or Aozora Research?

VoidNote ships an update every 2 days, and Aozora Research every 2 days. Most recently, VoidNote was updated on October 16, 2026 and Aozora Research on October 17, 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.*