YPrime eCOA vs 悦简单
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
YPrime eCOA
Access clinical study questionnaires on your personal device. Use your enrollment ID to log in and complete required training. The app reminds you of upcoming questionnaires based on your visit schedule, ensuring compliance with study requirements.
- Access study questionnaires
- Personal device access
- Enrollment ID login
- Study-specific questionnaires
- Visit schedule reminders
- Compliance tracking
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Access study participant questionnaires easily and with minimal day to day disruption by downloading this app on your personal device. Using the enrollment ID provided by your medical professional, create your unique login code and complete your training to begin. The available questionnaires will be specific to your clinical study and the YPrime eCOA application will remind you when the questionnaires need to be completed based off your visit schedule. Use this app to meet clinical study questionnaire completion and compliance requirements.
悦简单
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悦简单App从企业的全业务服务模式、销售、业务线上化管理，通过实时预售、直播医疗健康行业、打出全市场统一业务运营链数字化运营。
Screenshots
Verdict
The clearest difference is update cadence: 悦简单 at every 3 weeks against YPrime eCOA's every 2 months. On price, ads, in-app purchases and device support there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
YPrime eCOA ships an update every 2 months, 悦简单 every 3 weeks. Both last shipped on November 3, 2026.
| Parameter | YPrime eCOA | 悦简单 |
|---|---|---|
| Price | Free | Free |
| Rating | 2.9 (15 ratings) — better | — |
| Positive reviews | 12.5% of reviews | — |
| Number of ratings | 15 — better | — |
| Update frequency | Every 2 months | Every 3 weeks — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 12.0 | 12.0 |
| Further details — not scored | ||
| Size | 131 MB | 35 MB |
| Age rating | 4+ | 12+ |
| Developer | Y-Prime | Shaanxi Yiyue State Medicine Co., Ltd |
In-app purchases
YPrime eCOA
No in-app purchases
悦简单
No in-app purchases
