# LetNote vs 古早bot

The clearest difference is update cadence: 古早bot at every 4 days against LetNote's every 9 months. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. LetNote sells 4 in-app purchases, starting at $0.99 per month and 古早bot sells 2 in-app purchases, starting at $0.99 per month. Whichever you choose, the download price is not the number that matters.

LetNote ships an update every 9 months, 古早bot every 4 days. The most recent releases landed on September 15, 2026 and September 13, 2026 respectively.

## The numbers

| Metric | LetNote | 古早bot |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 9 months | **Every 4 days** |
| Size | 49 MB | 8 MB |
| Requires iOS | **15.1** | 16.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 17+ |
| Developer | [前山 瓮](https://appshunter.io/developer/1633457447) | [凡滨 林](https://appshunter.io/developer/1826611654) |

## What reviewers say

### LetNote

[App page](https://appshunter.io/ios/app/letnote/id1670928911)

**Features:** macOS Compatibility

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro(Monthly) | $0.99 | per month |
| Pro(Six Month) | $5.99 | per 6 months |
| Pro(Annual) | $9.99 | per year |
| Pro(Lifetime) | $12.99 | one-time |


### 古早bot

[App page](https://appshunter.io/ios/app/bot/id6759231655)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Plus（月度） | $0.99 | per month |
| Pro（季度） | $1.99 | per 3 months |


## Frequently asked questions

### Is LetNote free?

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

### Is 古早bot free?

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

### Do LetNote or 古早bot have ads?

Neither LetNote nor 古早bot shows ads.

### Which is updated more often, LetNote or 古早bot?

LetNote ships an update every 9 months, and 古早bot every 4 days. Most recently, LetNote was updated on September 15, 2026 and 古早bot on September 13, 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.*