# ADAS CALIBRATION vs かんたん電子印鑑

The clearest difference is ads: ADAS CALIBRATION at none against かんたん電子印鑑's shown. ADAS CALIBRATION also leads on device support (3 vs 1) and iOS requirement (12.2 vs 17.0). かんたん電子印鑑's advantage is update cadence (every 2 weeks vs every 2 months). On price and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

ADAS CALIBRATION ships an update every 2 months, かんたん電子印鑑 every 2 weeks. The most recent releases landed on October 5, 2026 and October 3, 2026 respectively.

## The numbers

| Metric | ADAS CALIBRATION | かんたん電子印鑑 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 2 months | **Every 2 weeks** |
| Size | 91 MB | 25 MB |
| Requires iOS | **12.2** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 17+ | 4+ |
| Developer | [Toolplanet co,.ltd](https://appshunter.io/developer/626693745) | [RAINBOW TREE LLC](https://appshunter.io/developer/1619997282) |

## What reviewers say

### ADAS CALIBRATION

[App page](https://appshunter.io/ios/app/adas-calibration/id1608831951)

**Features:** macOS Compatibility

**In-app purchases:** none


### かんたん電子印鑑

[App page](https://appshunter.io/ios/app/pdf/id6791579180)

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

**In-app purchases:** none


## Frequently asked questions

### Is ADAS CALIBRATION free?

ADAS CALIBRATION is free to download, with no in-app purchases.

### Is かんたん電子印鑑 free?

かんたん電子印鑑 is free to download, with no in-app purchases.

### Do ADAS CALIBRATION or かんたん電子印鑑 have ads?

かんたん電子印鑑 shows ads; ADAS CALIBRATION does not.

### Which is updated more often, ADAS CALIBRATION or かんたん電子印鑑?

ADAS CALIBRATION ships an update every 2 months, and かんたん電子印鑑 every 2 weeks. Most recently, ADAS CALIBRATION was updated on October 5, 2026 and かんたん電子印鑑 on October 3, 2026.

---

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