# Vision Engage vs DXJ

The clearest difference is review sentiment: Vision Engage at 72% against DXJ's 14%. Vision Engage also leads on rating (4.8 vs 2.3) and ratings volume (6.3K vs 55). DXJ's advantage is ads (none vs shown) and monetization model (free vs ad-supported). On price, update cadence, 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 2.3. That said, the two scores are not equally well evidenced: Vision Engage has 6.3K ratings behind it against 55, so its average is the more settled of the two. Written reviews point the same way: 72% of Vision Engage's written reviews are positive against 14% of DXJ's.

Vision Engage ships an update every 3 weeks, DXJ every 2 weeks. Both last shipped on September 24, 2026.

## The numbers

| Metric | Vision Engage | DXJ |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (6.3K ratings)](https://appshunter.io/ios/app/vision-engage/id6443581547/reviews)** | [2.3 (55 ratings)](https://appshunter.io/ios/app/dxj/id6472878104/reviews) |
| Number of ratings | **6.3K** | 55 |
| Positive reviews | **72.2% of reviews** | 14.3% of reviews |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 3 weeks | **Every 2 weeks** |
| Monetization | Ad-supported | **Free** |
| Size | 41 MB | 65 MB |
| Requires iOS | 15.6 | **15** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Velocity Clinical Research, Inc.](https://appshunter.io/developer/1647351158) | [rXperius](https://appshunter.io/developer/1537678067) |

## 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


### DXJ

[App page](https://appshunter.io/ios/app/dxj/id6472878104)

Share your health journey and earn cash by completing short, monthly surveys. Your anonymous responses contribute to healthcare research while you get paid via Venmo. Privacy is paramount, with no personal information ever sold.

**Highlights:** Share disease journey, Earn cash rewards, Short monthly surveys, Anonymous patient responses, Secure and private, Cancel anytime

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Vision Engage free?

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

### Is DXJ free?

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

### Which has better reviews, Vision Engage or DXJ?

Vision Engage is rated higher. Vision Engage averages 4.8 out of 5 from 6.3K ratings, while DXJ averages 2.3 from 55 ratings.

### Do Vision Engage or DXJ have ads?

Vision Engage shows ads; DXJ does not.

### Which is updated more often, Vision Engage or DXJ?

Vision Engage ships an update every 3 weeks, and DXJ every 2 weeks. Most recently, Vision Engage was updated on September 24, 2026 and DXJ on September 24, 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.*