# いゔどっと公式アプリ『DOTS』 vs SEIMON

The clearest difference is update cadence: SEIMON at every 3 weeks against いゔどっと公式アプリ『DOTS』's every 15 months. いゔどっと公式アプリ『DOTS』's advantage is iOS requirement (15.0 vs 17.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. いゔどっと公式アプリ『DOTS』 sells 2 in-app purchases, starting at $3.99 per month and SEIMON sells 2 in-app purchases, starting at $3.99 per month. Whichever you choose, the download price is not the number that matters.

いゔどっと公式アプリ『DOTS』 ships an update every 15 months, SEIMON every 3 weeks. The most recent releases landed on October 8, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | いゔどっと公式アプリ『DOTS』 | SEIMON |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 15 months | **Every 3 weeks** |
| Size | 53 MB | 5 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [CRAYON INC.](https://appshunter.io/developer/1440170136) | [Takahiro Endo](https://appshunter.io/developer/1878005918) |

## What reviewers say

### いゔどっと公式アプリ『DOTS』

[App page](https://appshunter.io/ios/app/dots/id1609181888)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 月額会員 | $3.99 | per month |
| 年額会員 | $42.99 | per year |


### SEIMON

[App page](https://appshunter.io/ios/app/seimon/id6762163853)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 上級鑑定士ライセンス（月額） | $3.99 | per month |
| 上級鑑定士ライセンス（年額） | $29.99 | per year |


## Frequently asked questions

### Is いゔどっと公式アプリ『DOTS』 free?

いゔどっと公式アプリ『DOTS』 is free to download, with in-app purchases available.

### Is SEIMON free?

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

### Do いゔどっと公式アプリ『DOTS』 or SEIMON have ads?

Neither いゔどっと公式アプリ『DOTS』 nor SEIMON shows ads.

### Which is updated more often, いゔどっと公式アプリ『DOTS』 or SEIMON?

いゔどっと公式アプリ『DOTS』 ships an update every 15 months, and SEIMON every 3 weeks. Most recently, いゔどっと公式アプリ『DOTS』 was updated on October 8, 2026 and SEIMON on October 9, 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.*