# 電子カルテ vs SDPhone

The clearest difference is iOS requirement: 電子カルテ at 13.0 against SDPhone's 16.0. On price, update cadence, ads 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.

Both ship on a similar rhythm, roughly every 4 months. The most recent releases landed on November 6, 2026 and November 7, 2026 respectively.

## The numbers

| Metric | 電子カルテ | SDPhone |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | Every 4 months |
| Size | 7 MB | 53 MB |
| Requires iOS | **13.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 17+ | 4+ |
| Developer | [SECOM MEDICAL SYSTEM Co.,Ltd.](https://appshunter.io/developer/593842462) | [住友電設株式会社](https://appshunter.io/developer/1477145875) |

## What reviewers say

### 電子カルテ

[App page](https://appshunter.io/ios/app/id593842459)

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

**In-app purchases:** none


### SDPhone

[App page](https://appshunter.io/ios/app/sdphone-n/id1597232989)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is 電子カルテ free?

電子カルテ is free to download, with no in-app purchases.

### Is SDPhone free?

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

### Do 電子カルテ or SDPhone have ads?

Neither 電子カルテ nor SDPhone shows ads.

### Which is updated more often, 電子カルテ or SDPhone?

電子カルテ ships an update every 4 months, and SDPhone every 4 months. Most recently, 電子カルテ was updated on November 6, 2026 and SDPhone on November 7, 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.*