# Plaans vs Site Diary (Bautagebuch)

The clearest difference is iOS requirement: Site Diary (Bautagebuch) at 9.0 against Plaans's 15.6. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Plaans sells 5 in-app purchases, starting at $19.99 per month and Site Diary (Bautagebuch) sells 6 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

Plaans ships an update monthly, Site Diary (Bautagebuch) every 2 months. The most recent releases landed on October 21, 2026 and October 26, 2026 respectively.

## The numbers

| Metric | Plaans | Site Diary (Bautagebuch) |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Monthly** | Every 2 months |
| Size | 10 MB | 103 MB |
| Requires iOS | 15.6 | **9.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Mikavaa GmbH](https://appshunter.io/developer/638194134) | [Reiko Klein](https://appshunter.io/developer/984943326) |

## What reviewers say

### Plaans

[App page](https://appshunter.io/ios/app/plaans-site-documentation/id700653190)

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

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Full Version | $19.99 | per month |
| 5 additional credits | $8.99 | one-time |
| 10 additional credits | $17.99 | one-time |
| 25 additional credits | $35.99 | one-time |
| Plaans full version | $89.99 | one-time |


### Site Diary (Bautagebuch)

[App page](https://appshunter.io/ios/app/site-diary-bautagebuch/id1006205471)

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Site Diary Company logo | $2.99 | one-time |
| Site Diary Import | $2.99 | one-time |
| Site Diary Export | $2.99 | one-time |
| Site Diary Lite | $4.99 | one-time |
| Site Diary Pro | $8.99 | one-time |
| Site Diary Complete | $14.99 | one-time |


## Frequently asked questions

### Is Plaans free?

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

### Is Site Diary (Bautagebuch) free?

Site Diary (Bautagebuch) is free to download, with in-app purchases available.

### Do Plaans or Site Diary (Bautagebuch) have ads?

Neither Plaans nor Site Diary (Bautagebuch) shows ads.

### Which is updated more often, Plaans or Site Diary (Bautagebuch)?

Plaans ships an update monthly, and Site Diary (Bautagebuch) every 2 months. Most recently, Plaans was updated on October 21, 2026 and Site Diary (Bautagebuch) on October 26, 2026.

---

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