# KnowTree vs あいろく ~ AI会話記録 ~

The clearest difference is in-app purchases: あいろく ~ AI会話記録 ~ at none against KnowTree's 1. あいろく ~ AI会話記録 ~ also leads on ads (none vs shown) and update cadence (every 2 days vs every 9 days). On price, device support and iOS requirement there is nothing between them.

Both are free to download. KnowTree sells 1 one-off in-app purchase. あいろく ~ AI会話記録 ~ asks for nothing beyond the download.

KnowTree ships an update every 9 days, あいろく ~ AI会話記録 ~ every 2 days. Both last shipped on October 24, 2026.

## The numbers

| Metric | KnowTree | あいろく ~ AI会話記録 ~ |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.0 (1 ratings)](https://appshunter.io/ios/app/knowtree/id6757321205/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 9 days | **Every 2 days** |
| Size | 51 MB | 26 MB |
| Requires iOS | 15.1 | 15.1 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Ukon Ryohei](https://appshunter.io/developer/1834526187) | [Soma Kamikubo](https://appshunter.io/developer/1872692127) |

## What reviewers say

### KnowTree

[App page](https://appshunter.io/ios/app/knowtree/id6757321205)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| KnowTree Premium | $4.99 | one-time |


### あいろく ~ AI会話記録 ~

[App page](https://appshunter.io/ios/app/ai/id6766768992)

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

**In-app purchases:** none


## Frequently asked questions

### Is KnowTree free?

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

### Is あいろく ~ AI会話記録 ~ free?

あいろく ~ AI会話記録 ~ is free to download, with no in-app purchases.

### Do KnowTree or あいろく ~ AI会話記録 ~ have ads?

KnowTree shows ads; あいろく ~ AI会話記録 ~ does not.

### Which is updated more often, KnowTree or あいろく ~ AI会話記録 ~?

KnowTree ships an update every 9 days, and あいろく ~ AI会話記録 ~ every 2 days. Most recently, KnowTree was updated on October 24, 2026 and あいろく ~ AI会話記録 ~ on October 24, 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.*