Comparison

REMAIN! vs DXJ

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

REMAIN!

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
Read full description

REMAIN is a research study app designed to provide health and wellness information and resources relevant to adults in the United States. REMAIN covers a range of health and lifestyle topics to support users’ diverse backgrounds and varying needs over time. The principal investigators for this study are Pamina Gorbach, DrPH, at the University of California, Los Angeles, Lisa Hightow-Weidman, MD, MPH, at Florida State University, and Sean Young, PhD, at the University of California, Irvine. The HMP platform was created by Lisa Hightow-Weidman, a public health scientist. HMP users need a code to open the app. To learn more about the study, email RemainApp@ph.ucla.edu. This mobile app is intended for informational, educational and research purposes only. No content in this app is intended to substitute for professional medical advice, diagnosis or treatment. While we do have board certified health care providers on our team, we are not YOUR health care provider. Participation in this app does not establish any kind of patient-client relationship. Although we strive to provide accurate general information, the content presented in the app is not a substitute for professional advice. Always seek the advice of YOUR physician or another qualified health care provider in your area with any questions you may have regarding a medical condition or treatment and before undertaking a new health care regimen, and never delay in seeking medical treatment because of something you read on this app. If you think you may have a medical emergency, immediately dial 911.

About

DXJ

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
Read full description

DXJ gives you the power to share your disease journey and make a difference. The DXJ app allows you to share the life events that occur along your disease journey and earn cash by answering quick monthly surveys. Designed for ease of use, it takes just a few minutes to complete each survey, and you'll be compensated via Tremendous. Your privacy is our top priority—no personal information is ever sold. Features: - Short and simple surveys/10 questions - Monthly updates with new questions - Anonymous patient responses - Secure and private - Earn cash rewards - Cancel anytime with ease How It Works: 1. Download app and register with a valid US ID. 2. Complete Background Profile/no personal information 3. Answer brief surveys about your health. 4. Earn cash rewards starting at $2 per survey (Rewards sent via email) Join DXJ today and make your voice heard in the healthcare industry while earning rewards! Privacy: Your data is protected. We do not sell your personal identifiable data. When you take a survey on DXJ, your answers are aggregated and shared with the company who wrote the survey questions. DXJ does not keep your ID information with the exception of your name to match with the name on your prescription . The survey data shared with companies whose medicine you take, is anonymous and not linked to any of your personal identifiable information. For more information regarding the privacy and terms of conditions for DXJ, review the privacy policy and terms and conditions on our app. The DXJ app is free to download and use.

Screenshots

REMAIN!3 screens
DXJ4 screens

Verdict

The call

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.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

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

ReceptionRating · Positive reviews · Number of ratings

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.

UpkeepUpdate frequency

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

Scorecard2 real differences · 8 level
REMAIN! versus DXJ: the parameters behind the verdict, then further details
ParameterREMAIN!DXJ
PriceFreeFree
Rating4.0 (4 ratings) — better2.3 (55 ratings)
Positive reviews—14.3% of reviews
Number of ratings455 — better
Update frequencyMonthlyEvery 2 weeks — better
AdsNoNo
In-app purchasesNoNo
MonetizationFreeFree
DevicesiPhone, iPodiPhone, iPod
Requires iOS15.115 — better
Further details — not scored
Size44 MB65 MB
Age rating17+4+
DeveloperFlorida State UniversityrXperius

Customer experience

REMAIN!

All ratings4 ratings
Positive75.0%
Neutral0.0%
Negative25.0%

DXJ

All ratings55 ratings
Positive27.3%
Neutral9.1%
Negative63.6%
Written reviews35 reviews
Positive14.3%
Neutral8.6%
Negative77.1%

In-app purchases

None

REMAIN!

No in-app purchases

None

DXJ

No in-app purchases

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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