# REMAIN! vs DXJ

The clearest difference is rating: REMAIN! at 4.0 against DXJ's 2.3. DXJ's advantage is ratings volume (55 vs 4). On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

REMAIN! holds the better App Store score, 4.0 against 2.3. That said, the two scores are not equally well evidenced: DXJ has 55 ratings behind it against 4, so its average is the more settled of the two.

REMAIN! ships an update monthly, DXJ every 2 weeks. The most recent releases landed on August 26, 2026 and September 24, 2026 respectively.

## The numbers

| Metric | REMAIN! | DXJ |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.0 (4 ratings)](https://appshunter.io/ios/app/remain/id6469935179/reviews)** | [2.3 (55 ratings)](https://appshunter.io/ios/app/dxj/id6472878104/reviews) |
| Number of ratings | 4 | **55** |
| Positive reviews | — | 14.3% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Monthly | **Every 2 weeks** |
| Monetization | Free | Free |
| Size | 44 MB | 65 MB |
| Requires iOS | 15.1 | **15** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 17+ | 4+ |
| Developer | [Florida State University](https://appshunter.io/developer/372797914) | [rXperius](https://appshunter.io/developer/1537678067) |

## What reviewers say

### REMAIN!

[App page](https://appshunter.io/ios/app/remain/id6469935179)

This research study app provides health and wellness information and resources for adults in the United States. It covers various health and lifestyle topics to support users' diverse needs. Access requires a specific code provided through the research study.

**Highlights:** Health and wellness information, Lifestyle topic coverage, Research study participation, Resource provision, Targeted for US adults

**In-app purchases:** none


### 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 REMAIN! free?

REMAIN! 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, REMAIN! or DXJ?

REMAIN! is rated higher. REMAIN! averages 4.0 out of 5 from 4 ratings, while DXJ averages 2.3 from 55 ratings.

### Do REMAIN! or DXJ have ads?

Neither REMAIN! nor DXJ shows ads.

### Which is updated more often, REMAIN! or DXJ?

REMAIN! ships an update monthly, and DXJ every 2 weeks. Most recently, REMAIN! was updated on August 26, 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.*