# 預かりタイヤ〜 vs Conversation Board

The clearest difference is in-app purchases: 預かりタイヤ〜 at none against Conversation Board's 2. 預かりタイヤ〜 also leads on ads (none vs shown). Conversation Board's advantage is update cadence (every 2 weeks vs every 2 months). On price, device support and iOS requirement there is nothing between them.

Both are free to download. Conversation Board sells 2 one-off in-app purchases. 預かりタイヤ〜 asks for nothing beyond the download.

預かりタイヤ〜 ships an update every 2 months, Conversation Board every 2 weeks. The most recent releases landed on October 26, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | 預かりタイヤ〜 | Conversation Board |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/conversation-board/id1584594154/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 2 months | **Every 2 weeks** |
| Monetization | — | Free with in-app purchases |
| Size | 19 MB | 41 MB |
| Requires iOS | 13.0 | **12.1** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Lihong Chen](https://appshunter.io/developer/1156713257) | [NAOYA ONO](https://appshunter.io/developer/1530328146) |

## What reviewers say

### 預かりタイヤ〜

[App page](https://appshunter.io/ios/app/id1156713258)

**Features:** macOS Compatibility

**In-app purchases:** none


### Conversation Board

[App page](https://appshunter.io/ios/app/conversation-board/id1584594154)

Facilitate written communication by placing your device in front of another person. Customize line colors and thickness for each user, and utilize full-screen mode for an expansive writing surface. Save and share conversations easily.

**Highlights:** Customizable line color and thickness, Full screen mode, Save and share screenshots, Individual settings for users

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Support Developer | $0.99 | one-time |
| Remove ads | $3.99 | one-time |


## Frequently asked questions

### Is 預かりタイヤ〜 free?

預かりタイヤ〜 is free to download, with no in-app purchases.

### Is Conversation Board free?

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

### Do 預かりタイヤ〜 or Conversation Board have ads?

Conversation Board shows ads; 預かりタイヤ〜 does not.

### Which is updated more often, 預かりタイヤ〜 or Conversation Board?

預かりタイヤ〜 ships an update every 2 months, and Conversation Board every 2 weeks. Most recently, 預かりタイヤ〜 was updated on October 26, 2026 and Conversation Board on October 14, 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.*