# CHALK ビジネス専用チャット vs 平成プロフィール帳

The clearest difference is in-app purchases: CHALK ビジネス専用チャット at none against 平成プロフィール帳's 1. CHALK ビジネス専用チャット also leads on iOS requirement (13.0 vs 16.0). 平成プロフィール帳's advantage is update cadence (every 6 days vs every 5 weeks). On price, ads and device support there is nothing between them.

Both are free to download. 平成プロフィール帳 sells 1 one-off in-app purchase. CHALK ビジネス専用チャット asks for nothing beyond the download.

CHALK ビジネス専用チャット ships an update every 5 weeks, 平成プロフィール帳 every 6 days. The most recent releases landed on October 14, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | CHALK ビジネス専用チャット | 平成プロフィール帳 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/id6768234934/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 5 weeks | **Every 6 days** |
| Size | 45 MB | 53 MB |
| Requires iOS | **13.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Kweather Japan Co.,Ltd.](https://appshunter.io/developer/418296281) | [Yuka Yamada](https://appshunter.io/developer/1896552502) |

## What reviewers say

### CHALK ビジネス専用チャット

[App page](https://appshunter.io/ios/app/chalk/id917242426)

**Features:** macOS Compatibility, Siri integration

**In-app purchases:** none


### 平成プロフィール帳

[App page](https://appshunter.io/ios/app/id6768234934)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| プレミアム解放（友達無制限・背景使い放題） | $4.99 | one-time |


## Frequently asked questions

### Is CHALK ビジネス専用チャット free?

CHALK ビジネス専用チャット is free to download, with no in-app purchases.

### Is 平成プロフィール帳 free?

平成プロフィール帳 is free to download, with in-app purchases available.

### Do CHALK ビジネス専用チャット or 平成プロフィール帳 have ads?

Neither CHALK ビジネス専用チャット nor 平成プロフィール帳 shows ads.

### Which is updated more often, CHALK ビジネス専用チャット or 平成プロフィール帳?

CHALK ビジネス専用チャット ships an update every 5 weeks, and 平成プロフィール帳 every 6 days. Most recently, CHALK ビジネス専用チャット was updated on October 14, 2026 and 平成プロフィール帳 on October 28, 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.*