# SOR vs 세브란스 DHC

The clearest difference is update cadence: SOR at every 2 months against 세브란스 DHC's every 16 months. SOR also leads on iOS requirement (13.0 vs 15.6). On price, ads, in-app purchases and device support there is nothing between them.

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

SOR ships an update every 2 months, 세브란스 DHC every 16 months. The most recent releases landed on October 12, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | SOR | 세브란스 DHC |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 16 months |
| Monetization | Free | — |
| Size | 6 MB | 44 MB |
| Requires iOS | **13.0** | 15.6 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [㈜에이텐시스템](https://appshunter.io/developer/1531833336) | [Yonsei University Health System](https://appshunter.io/developer/407763668) |

## What reviewers say

### SOR

[App page](https://appshunter.io/ios/app/sor-i/id1531832974)

This app provides a smart office reservation system for booking individual desks and meeting rooms in real-time. Easily check availability, make reservations, and manage your schedule from your mobile device. It's designed for efficient smart office management.

**Highlights:** Real-time desk booking, Easy meeting room reservation, Check reservation status, Mobile and web app support, Smart office management

**Features:** macOS Compatibility, Apple Wallet

**In-app purchases:** none


### 세브란스 DHC

[App page](https://appshunter.io/ios/app/dhc/id1611476430)

**Features:** macOS Compatibility, Apple Wallet

**In-app purchases:** none


## Frequently asked questions

### Is SOR free?

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

### Is 세브란스 DHC free?

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

### Do SOR or 세브란스 DHC have ads?

Neither SOR nor 세브란스 DHC shows ads.

### Which is updated more often, SOR or 세브란스 DHC?

SOR ships an update every 2 months, and 세브란스 DHC every 16 months. Most recently, SOR was updated on October 12, 2026 and 세브란스 DHC 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.*