# KSC 2023 vs KTCVS

The clearest difference is update cadence: KSC 2023 at every 11 days against KTCVS's every 12 months. 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.

KSC 2023 ships an update every 11 days, KTCVS every 12 months. The most recent releases landed on May 16, 2026 and September 10, 2026 respectively.

## The numbers

| Metric | KSC 2023 | KTCVS |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 11 days** | Every 12 months |
| Size | 91 MB | 86 MB |
| Requires iOS | **12** | 13.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 12+ | 4+ |
| Developer | [The Korean Society of Cardiology](https://appshunter.io/developer/1432294614) | [cha yeonjeong](https://appshunter.io/developer/1651197250) |

## What reviewers say

### KSC 2023

[App page](https://appshunter.io/ios/app/ksc-2023/id1459365550)

**Features:** macOS Compatibility

**In-app purchases:** none


### KTCVS

[App page](https://appshunter.io/ios/app/ktcvs/id6443986255)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is KSC 2023 free?

KSC 2023 is free to download, with no in-app purchases.

### Is KTCVS free?

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

### Do KSC 2023 or KTCVS have ads?

Neither KSC 2023 nor KTCVS shows ads.

### Which is updated more often, KSC 2023 or KTCVS?

KSC 2023 ships an update every 11 days, and KTCVS every 12 months. Most recently, KSC 2023 was updated on May 16, 2026 and KTCVS on September 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.*