---
title: "MK2870-022 - Reviews, Revenue and Downloads in South Korea | Apple App Store"
description: "MSD eCOA App is intended for use collect patient reported outcomes relating to a clinical trial"
---

# MK2870-022 — South Korea

![MK2870-022 App Icon](https://is1-ssl.mzstatic.com/image/thumb/Purple211/v4/2b/01/8f/2b018fed-9f12-367c-a3c9-d0480788f687/AppIcon-0-0-1x_U007emarketing-0-11-0-0-0-0-85-220.png/434x0w.png)

**Developer:** [ERT](https://apptail.io/developer/ert-xZf)
**Category:** Medical
**Rating:** N/A (0 ratings)
**Price:** Free
**Bundle ID:** com.ert.mk2870022.hh
**Store:** Apple App Store
**Country:** South Korea
**Version:** 2.18.4 (26) (released 2026-05-04)
**Original Release:** 2025-10-06
**Languages:** English

**App Store Link:** [Download on Apple App Store](https://apps.apple.com/kr/app/app/id6749892706)
**AppTail Page:** [https://apptail.io/app/mk2870-022-eTTy/south-korea](https://apptail.io/app/mk2870-022-eTTy/south-korea)

## MK2870-022 Description
MSD eCOA App is intended for use collect patient reported outcomes relating to a clinical trial

## MK2870-022 Screenshots
- [Screenshot 1](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource221/v4/76/18/5b/76185bf7-1480-6b63-57fa-585f531e58a0/6.5_2.png/1242x2688.png)
- [Screenshot 2](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource221/v4/03/b0/fe/03b0fe87-c572-672b-6bf7-e9f052771a42/6.5_5.png/1242x2688.png)
- [Screenshot 3](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource221/v4/93/30/10/933010c1-1f90-23f0-594f-d8ef0f4c41e9/6.5_10.png/1242x2688.png)
- [Screenshot 4](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource221/v4/f9/38/cf/f938cf35-fbd4-32b7-0736-8a47653fd1ce/6.5_6.png/1242x2688.png)
- [Screenshot 5](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource221/v4/a7/7c/34/a77c3476-e01a-df31-b1df-63b43f13a5cf/6.5_1.png/1242x2688.png)
- [Screenshot 6](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource221/v4/75/53/1d/75531d7b-3aa8-a127-7fc0-a318c90e2a1e/6.5_9.png/1242x2688.png)
- [Screenshot 7](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource221/v4/dc/70/af/dc70af86-dad1-ed75-a0ba-de1cc0e81f08/6.5_7.png/1242x2688.png)
- [Screenshot 8](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource221/v4/ce/03/0c/ce030c88-1acb-ad83-e84c-c9b1f4d2fd8b/6.5_4.png/1242x2688.png)
- [Screenshot 9](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource211/v4/f2/58/3b/f2583b2a-a980-b9db-d03b-791c55d1ebca/6.5_8.png/1242x2688.png)
- [Screenshot 10](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource211/v4/be/2a/d2/be2ad259-314d-55f7-d188-eb19f1f00b76/6.5_3.png/1242x2688.png)








---

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