# WHITEBOARD vs 郵便番号検索.jp

The clearest difference is update cadence: WHITEBOARD at every 3 months against 郵便番号検索.jp's every 8 months. 郵便番号検索.jp's advantage is device support (3 vs 1). On price, ads, in-app purchases and iOS requirement there is nothing between them.

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

WHITEBOARD ships an update every 3 months, 郵便番号検索.jp every 8 months. The most recent releases landed on October 1, 2026 and September 30, 2026 respectively.

## The numbers

| Metric | WHITEBOARD | 郵便番号検索.jp |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.4 (5 ratings)](https://appshunter.io/ios/app/whiteboard-smooth/id644888842/reviews)** | — |
| Number of ratings | **5** | — |
| Positive reviews | 22.2% of reviews | — |
| In-app purchases | No | No |
| Ads | Yes | Yes |
| Update frequency | **Every 3 months** | Every 8 months |
| Monetization | Ad-supported | — |
| Size | 5 MB | 27 MB |
| Requires iOS | 15.6 | 15.6 |
| Devices | iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 12+ |
| Developer | [Kiyoshi Koike](https://appshunter.io/developer/513590141) | [Yukihiro Morita](https://appshunter.io/developer/1320734281) |

## What reviewers say

### WHITEBOARD

[App page](https://appshunter.io/ios/app/whiteboard-smooth/id644888842)

This is a straightforward digital drawing tool for quick note-taking and sketching. It allows for multi-finger input, adjustable line thickness, and basic color options. Save your creations as images or clear the canvas with ease.

**Highlights:** Multi-finger drawing, Adjustable line thickness, Basic color palette, Eraser tool, Bulk delete function, Save drawings as images

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

**In-app purchases:** none


### 郵便番号検索.jp

[App page](https://appshunter.io/ios/app/jp/id6736832601)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is WHITEBOARD free?

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

### Is 郵便番号検索.jp free?

郵便番号検索.jp is free to download, with no in-app purchases.

### Do WHITEBOARD or 郵便番号検索.jp have ads?

Both WHITEBOARD and 郵便番号検索.jp show ads.

### Which is updated more often, WHITEBOARD or 郵便番号検索.jp?

WHITEBOARD ships an update every 3 months, and 郵便番号検索.jp every 8 months. Most recently, WHITEBOARD was updated on October 1, 2026 and 郵便番号検索.jp on September 30, 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.*