# Vision Engage vs Cloud ePRO

The clearest difference is rating: Vision Engage at 4.8 against Cloud ePRO's 1.0. Vision Engage also leads on ratings volume (6.3K vs 1) and update cadence (every 3 weeks vs every 2 months). Cloud ePRO's advantage is ads (none vs shown) and monetization model (free vs ad-supported). On price, 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.

Vision Engage holds the better App Store score, 4.8 against 1.0. That said, the two scores are not equally well evidenced: Vision Engage has 6.3K ratings behind it against 1, so its average is the more settled of the two.

Vision Engage ships an update every 3 weeks, Cloud ePRO every 2 months. The most recent releases landed on October 12, 2026 and September 15, 2026 respectively.

## The numbers

| Metric | Vision Engage | Cloud ePRO |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (6.3K ratings)](https://appshunter.io/ios/app/vision-engage/id6443581547/reviews)** | [1.0 (1 ratings)](https://appshunter.io/ios/app/cloud-epro/id6497791486/reviews) |
| Number of ratings | **6.3K** | 1 |
| Positive reviews | 72.6% of reviews | — |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | **Every 3 weeks** | Every 2 months |
| Monetization | Ad-supported | **Free** |
| Size | 41 MB | 61 MB |
| Requires iOS | 15.6 | **12.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [Velocity Clinical Research, Inc.](https://appshunter.io/developer/1647351158) | [Clinflash Healthcare Technology (Jiaxing) Co.,Ltd](https://appshunter.io/developer/1174669463) |

## What reviewers say

### Vision Engage

[App page](https://appshunter.io/ios/app/vision-engage/id6443581547)

Participate in clinical studies with ease. Explore new opportunities, manage appointments, and receive payments directly through the app. Stay informed about research and communicate with your study site.

**Highlights:** Explore new study opportunities, Build and update participant profile, Receive faster payments, Manage appointments and get reminders, In-app communication with study site, Learn about clinical research

**In-app purchases:** none

**What reviewers like**

- 🤗 Friendly and caring staff
- 👍 Easy-to-use app
- 🚀 Smooth and efficient processes
- 💰 Fair compensation for participation

**What reviewers complain about**

- 🐛 Buggy app with technical issues
- 💤 Slow or delayed payments
- 📢 Excessive notification requests for reviews

**Reported bugs**

- App freezing or crashing
- Login and authentication problems
- Inconsistent or missing data input functionality

**Requested features**

- Ability to search for studies by condition
- Integration with navigation apps for study site locations
- Patient referral function


### Cloud ePRO

[App page](https://appshunter.io/ios/app/cloud-epro/id6497791486)

This application facilitates clinical trial participation by enabling patients to submit data through questionnaires and electronic diaries. It also supports follow-up management, direct communication, and message reminders.

**Highlights:** Patient data collection, Questionnaires and scales, Electronic diaries, Follow-up management, Online communication, Message reminders

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Vision Engage free?

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

### Is Cloud ePRO free?

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

### Which has better reviews, Vision Engage or Cloud ePRO?

Vision Engage is rated higher. Vision Engage averages 4.8 out of 5 from 6.3K ratings, while Cloud ePRO averages 1.0 from 1 ratings.

### Do Vision Engage or Cloud ePRO have ads?

Vision Engage shows ads; Cloud ePRO does not.

### Which is updated more often, Vision Engage or Cloud ePRO?

Vision Engage ships an update every 3 weeks, and Cloud ePRO every 2 months. Most recently, Vision Engage was updated on October 12, 2026 and Cloud ePRO on September 15, 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.*