# postalk vs モバイルKPT

The clearest difference is in-app purchases: モバイルKPT at none against postalk's 2. モバイルKPT also leads on update cadence (weekly vs monthly). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. postalk sells 2 in-app purchases, starting at $5.99 per month. モバイルKPT asks for nothing beyond the download.

postalk ships an update monthly, モバイルKPT weekly. The most recent releases landed on October 12, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | postalk | モバイルKPT |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | Yes | Yes |
| Update frequency | Monthly | **Weekly** |
| Size | 90 MB | 18 MB |
| Requires iOS | 15.6 | **15.1** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 17+ | 4+ |
| Developer | [postalk株式会社](https://appshunter.io/developer/1660710551) | [Riana Uchima](https://appshunter.io/developer/1202581511) |

## What reviewers say

### postalk

[App page](https://appshunter.io/ios/app/postalk/id1660710549)

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 使い放題プラン | $5.99 | per month |
| 年額8,980円 | $59.99 | per year |


### モバイルKPT

[App page](https://appshunter.io/ios/app/kpt/id6745092774)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is postalk free?

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

### Is モバイルKPT free?

モバイルKPT is free to download, with no in-app purchases.

### Do postalk or モバイルKPT have ads?

Both postalk and モバイルKPT show ads.

### Which is updated more often, postalk or モバイルKPT?

postalk ships an update monthly, and モバイルKPT weekly. Most recently, postalk was updated on October 12, 2026 and モバイルKPT on October 10, 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.*