# wantAPP vs GapSync（ギャップシンク）/ 相性よりズレを知ろう

The clearest difference is ads: wantAPP at none against GapSync（ギャップシンク）/ 相性よりズレを知ろう's shown. GapSync（ギャップシンク）/ 相性よりズレを知ろう's advantage is update cadence (every 2 weeks vs every 6 weeks). On price, in-app purchases, device support and iOS requirement there is nothing between them.

Both are free to download. wantAPP sells 1 in-app purchase, starting at $1.99 per month and GapSync（ギャップシンク）/ 相性よりズレを知ろう sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

wantAPP ships an update every 6 weeks, GapSync（ギャップシンク）/ 相性よりズレを知ろう every 2 weeks. The most recent releases landed on October 9, 2026 and October 13, 2026 respectively.

## The numbers

| Metric | wantAPP | GapSync（ギャップシンク）/ 相性よりズレを知ろう |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 6 weeks | **Every 2 weeks** |
| Monetization | — | Free with in-app purchases |
| Size | 4 MB | 7 MB |
| Requires iOS | 18.5 | **17.6** |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Gouta Igasaki](https://appshunter.io/developer/1819196040) | [ダウネットワーク株式会社](https://appshunter.io/developer/1845498423) |

## What reviewers say

### wantAPP

[App page](https://appshunter.io/ios/app/wantapp/id6747795574)

**Features:** macOS Compatibility, Family Sharing

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 月額プラン | $1.99 | per month |


### GapSync（ギャップシンク）/ 相性よりズレを知ろう

[App page](https://appshunter.io/ios/app/gapsync/id6775158660)

This app helps you visualize the differences in values and lifestyles between you and another person. It's designed to foster understanding by highlighting discrepancies, rather than judging compatibility. Create shared questionnaires and receive reports with insights for discussion.

**Highlights:** Create relationship-specific diagnostic rooms, Respond via web browser (no app install needed for partner), Answer questions about values and lifestyle, View gap reports visualizing differences, Receive hints for constructive discussion, Save and review past reports

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 広告削除 | $1.99 | one-time |


## Frequently asked questions

### Is wantAPP free?

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

### Is GapSync（ギャップシンク）/ 相性よりズレを知ろう free?

GapSync（ギャップシンク）/ 相性よりズレを知ろう is free to download, with in-app purchases available.

### Do wantAPP or GapSync（ギャップシンク）/ 相性よりズレを知ろう have ads?

GapSync（ギャップシンク）/ 相性よりズレを知ろう shows ads; wantAPP does not.

### Which is updated more often, wantAPP or GapSync（ギャップシンク）/ 相性よりズレを知ろう?

wantAPP ships an update every 6 weeks, and GapSync（ギャップシンク）/ 相性よりズレを知ろう every 2 weeks. Most recently, wantAPP was updated on October 9, 2026 and GapSync（ギャップシンク）/ 相性よりズレを知ろう on October 13, 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.*