# Photo印鑑 vs 塗料配合計算

The clearest difference is price: Photo印鑑 at Free against 塗料配合計算's $0.99. Photo印鑑 also leads on update cadence (every 2 weeks vs every 4 months) and iOS requirement (18.0 vs 26.0). 塗料配合計算's advantage is in-app purchases (none vs 1) and ads (none vs shown). On device support there is nothing between them.

Photo印鑑 is free to download; 塗料配合計算 costs $0.99 up front. Photo印鑑 sells 1 one-off in-app purchase. 塗料配合計算 asks for nothing beyond the download.

Photo印鑑 ships an update every 2 weeks, 塗料配合計算 every 4 months. The most recent releases landed on October 6, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | Photo印鑑 | 塗料配合計算 |
| --- | --- | --- |
| Price | **Free** | $0.99 |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/photo/id1579060015/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Every 2 weeks** | Every 4 months |
| Monetization | Free with in-app purchases | — |
| Size | 14 MB | 1 MB |
| Requires iOS | **18.0** | 26.0 |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [Taichi Kasugai](https://appshunter.io/developer/1579060017) | [kohei yamane](https://appshunter.io/developer/1239055575) |

## What reviewers say

### Photo印鑑

[App page](https://appshunter.io/ios/app/photo/id1579060015)

Create professional digital seals from your physical stamps. Capture your seal, adjust it within the app, and easily share it via email, AirDrop, or save it to your device. Pro version offers enhanced quality and ad removal.

**Highlights:** Create digital seals from physical stamps, Adjust seal image and background, Share seals via email, AirDrop, and SNS, Save seals to photo library, Drag and drop into documents, AR preview of seal placement

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro版（買い切り） | $0.99 | one-time |


### 塗料配合計算

[App page](https://appshunter.io/ios/app/23/id6762120551)

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

**In-app purchases:** none


## Frequently asked questions

### Is Photo印鑑 free?

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

### Is 塗料配合計算 free?

塗料配合計算 costs $0.99, with no in-app purchases.

### Do Photo印鑑 or 塗料配合計算 have ads?

Photo印鑑 shows ads; 塗料配合計算 does not.

### Which is updated more often, Photo印鑑 or 塗料配合計算?

Photo印鑑 ships an update every 2 weeks, and 塗料配合計算 every 4 months. Most recently, Photo印鑑 was updated on October 6, 2026 and 塗料配合計算 on October 8, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*