# BUILMA vs おてつだいきろく

The clearest difference is in-app purchases: BUILMA at none against おてつだいきろく's 3. BUILMA also leads on ads (none vs shown) and iOS requirement (13.0 vs 15.0). おてつだいきろく's advantage is update cadence (every 2 days vs every 14 months). On price and device support there is nothing between them.

Both are free to download. おてつだいきろく sells 3 in-app purchases, starting at $0.49 per month. BUILMA asks for nothing beyond the download.

BUILMA ships an update every 14 months, おてつだいきろく every 2 days. The most recent releases landed on October 19, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | BUILMA | おてつだいきろく |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 14 months | **Every 2 days** |
| Size | 32 MB | 49 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 17+ | 4+ |
| Developer | [HOME DINING, K.K.](https://appshunter.io/developer/1634359763) | [Takuya Fujiwara](https://appshunter.io/developer/1770059454) |

## What reviewers say

### BUILMA

[App page](https://appshunter.io/ios/app/builma/id1634359761)

**Features:** macOS Compatibility

**In-app purchases:** none


### おてつだいきろく

[App page](https://appshunter.io/ios/app/id6789454597)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| こども広告オフ | $0.49 | per month |
| 広告オフ+写真アーカイブ | $0.99 | per month |
| 買切りプラン | $2.99 | one-time |


## Frequently asked questions

### Is BUILMA free?

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

### Is おてつだいきろく free?

おてつだいきろく is free to download, with in-app purchases available.

### Do BUILMA or おてつだいきろく have ads?

おてつだいきろく shows ads; BUILMA does not.

### Which is updated more often, BUILMA or おてつだいきろく?

BUILMA ships an update every 14 months, and おてつだいきろく every 2 days. Most recently, BUILMA was updated on October 19, 2026 and おてつだいきろく on October 25, 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.*