# B.Notes／Chat vs ailog

The clearest difference is in-app purchases: ailog at none against B.Notes／Chat's 1. ailog also leads on update cadence (every 3 days vs every 2 months) and iOS requirement (15.1 vs 17.6). On price, ads and device support there is nothing between them.

Both are free to download. B.Notes／Chat sells 1 one-off in-app purchase. ailog asks for nothing beyond the download.

B.Notes／Chat ships an update every 2 months, ailog every 3 days. The most recent releases landed on October 12, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | B.Notes／Chat | ailog |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 3 days** |
| Monetization | Free with in-app purchases | — |
| Size | 7 MB | 34 MB |
| Requires iOS | 17.6 | **15.1** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Kouichi Abe](https://appshunter.io/developer/295852950) | [Yu Nagasaki](https://appshunter.io/developer/1751388674) |

## What reviewers say

### B.Notes／Chat

[App page](https://appshunter.io/ios/app/bnoteschat-style-notepad/id1559491396)

This app allows you to jot down ideas in a chat-like format, simulating a conversation with yourself. Customize your brainstorming partner with cute animal icons and organize notes with folders and tags. Share your thoughts easily via AirDrop.

**Highlights:** Chat-style note-taking, Solo brainstorming with personas, Cute animal icons for personas, Folder and tag organization, AirDrop sharing

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Beerware | $1.99 | one-time |


### ailog

[App page](https://appshunter.io/ios/app/ailog-tweet-your-thought/id6752019292)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is B.Notes／Chat free?

B.Notes／Chat is free to download, with in-app purchases available.

### Is ailog free?

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

### Do B.Notes／Chat or ailog have ads?

Neither B.Notes／Chat nor ailog shows ads.

### Which is updated more often, B.Notes／Chat or ailog?

B.Notes／Chat ships an update every 2 months, and ailog every 3 days. Most recently, B.Notes／Chat was updated on October 12, 2026 and ailog on October 6, 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.*