# １級建築施工管理技士 AIノート vs OORA Train

The clearest difference is ads: OORA Train at none against １級建築施工管理技士 AIノート's shown. OORA Train also leads on update cadence (every 6 weeks vs every 17 months) and iOS requirement (13.0 vs 17.0). On price, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

１級建築施工管理技士 AIノート ships an update every 17 months, OORA Train every 6 weeks. The most recent releases landed on October 1, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | １級建築施工管理技士 AIノート | OORA Train |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 33.3% of reviews |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 17 months | **Every 6 weeks** |
| Monetization | — | Free |
| Size | 8 MB | 134 MB |
| Requires iOS | 17.0 | **13.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [reiko hori](https://appshunter.io/developer/1777370692) | [Yoshinn CO., LTD.](https://appshunter.io/developer/1856072122) |

## What reviewers say

### １級建築施工管理技士 AIノート

[App page](https://appshunter.io/ios/app/ai/id6738461866)

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

**In-app purchases:** none


### OORA Train

[App page](https://appshunter.io/ios/app/oora-train/id6784865377)

Learn Japanese by listening to real train announcements and station information from across Japan. Features synchronized subtitles, word-by-word highlighting, and pronunciation practice tools.

**Highlights:** Real train announcements, Synchronized subtitles, Word-by-word highlighting, Pronunciation practice, Station and route information, Curated announcement lessons

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

**In-app purchases:** none


## Frequently asked questions

### Is １級建築施工管理技士 AIノート free?

１級建築施工管理技士 AIノート is free to download, with no in-app purchases.

### Is OORA Train free?

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

### Do １級建築施工管理技士 AIノート or OORA Train have ads?

１級建築施工管理技士 AIノート shows ads; OORA Train does not.

### Which is updated more often, １級建築施工管理技士 AIノート or OORA Train?

１級建築施工管理技士 AIノート ships an update every 17 months, and OORA Train every 6 weeks. Most recently, １級建築施工管理技士 AIノート was updated on October 1, 2026 and OORA Train on October 8, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*