Comparison

Evidation vs Apple Research

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

Head to head
About

Evidation

Earn rewards for healthy actions like walking and exercising. Contribute to medical research by securely sharing your health data. Track your progress and sync with popular fitness apps and wearables.

Highlights
  • Earn rewards for health actions
  • Participate in health research
  • Track and sync health data
  • Personalized health insights
  • Health dashboard
  • Answer health surveys
Features
Read full description

Understand your health. Stay connected. Take part in RESEARCH. Evidation helps you learn more about your health data. Connect your health apps and wearables to see trends in activity, sleep, heart health, and more. Get INSIGHTS that help you better understand your everyday health. Stay motivated with Circles by inviting friends and family and comparing steps on a shared leaderboard. You can also join research studies that help advance health and medical research. Depending on the study, you may answer surveys, share health data, or complete other activities. Eligible studies may offer cash or other rewards for participating. With Evidation, you can: Understand your health: See trends and insights from your health data. Connect with Circles: Invite friends or family to your Circle and see how your steps compare on a shared leaderboard. Join research studies: Contribute to research that can help improve health and healthcare. Connect your devices: Sync supported apps and wearables like Apple Health, Fitbit, Samsung Health, Google Fit, and Oura. Earn rewards: Get rewarded for eligible studies and select activities. Your data, your choice You stay in control of your information. Your health data is shared only with your consent or at your request. Join millions of Evidation members learning from their health data, staying motivated together, and helping move research forward. Learn from your data. Connect with others. Contribute to research.

About

Apple Research

Contribute to groundbreaking health research by participating in studies using your Apple Watch and iPhone. Gain insights into your health and help advance medical science and Apple's health technologies. Choose which data to share and manage your contributions.

Highlights
  • Join health research studies
  • Learn about research partners and goals
  • Understand study expectations
  • Enroll by providing consent
  • Choose and manage data sharing
  • Perform study-related tasks
  • Access Apple Health data
Features
Read full description

Making the world a healthier place just got a lot easier. We invite you to join over 350,000 people contributing to groundbreaking research using Apple Watch and iPhone. Your participation will add to an unprecedented initiative that has already led to new insights in human health and advancements in Appleʼs health technologies. 1. Join the Apple Women's Health Study, conducted in partnership with the Harvard T.H. Chan School of Public Health and National Institute of Health Sciences to help advance the understanding of menstrual cycles and health conditions such as infertility, osteoporosis, and menopause. 2. Join the Apple Health Study, conducted in partnership with the Brigham and Women's Hospital to explore different areas of health. Researchers are especially interested in the interconnectivity of various areas of health, such as the relationship between the menstrual cycle and heart health, or how hearing health can influence mental health. The study brings together diverse perspectives to advance science and develop features that work for us all. 3. Join the Apple Hearing Study, conducted in partnership with the University of Michigan to help advance the understanding of how sound exposure levels over time can impact your hearing, stress levels, and cardiac health. Features: Review available studies, learn about the research partners and the research goals, understand study expectations, and if you are eligible, enroll by providing your consent. Choose which data to share and with what study, and review and manage data collected. Perform relevant tasks for enrolled studies. Learn how other Apple research studies have contributed to advancements in health science and to the development of innovative health products. With your permission, this app can securely access the data you choose to share through the Apple Health app.

Screenshots

Evidation4 screens
Apple Research4 screens

Verdict

The call

The clearest difference is update cadence: Evidation at every 3 days against Apple Research's every 2 months. Evidation also leads on rating (4.6 vs 4.2) and ratings volume (29K vs 1.5K). On price, ads, in-app purchases and monetization model 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

Evidation holds the better App Store score, 4.6 against 4.2. That said, the two scores are not equally well evidenced: Evidation has 29K ratings behind it against 1.5K, so its average is the more settled of the two. Written reviews point the same way: 50% of Evidation's written reviews are positive against 37% of Apple Research's.

UpkeepUpdate frequency

Evidation ships an update every 3 days, Apple Research every 2 months. Both last shipped on September 30, 2026.

Scorecard5 real differences · 5 level
Evidation versus Apple Research: the parameters behind the verdict, then further details
ParameterEvidationApple Research
PriceFreeFree
Rating4.6 (29K ratings) — better4.2 (1.5K ratings)
Positive reviews50.1% of reviews — better36.7% of reviews
Number of ratings29K — better1.5K
Update frequencyEvery 3 days — betterEvery 2 months
AdsNoNo
In-app purchasesNoNo
MonetizationFreeFree
DevicesiPhoneiPhone, Apple Watch — better
Requires iOS16.4 — better18.0
Further details — not scored
Size74 MB108 MB
Age rating17+4+
DeveloperEvidation Health, Inc.Apple

Customer experience

Evidation

All ratings28,793 ratings
Positive90.1%
Neutral3.5%
Negative6.3%
Written reviews637 reviews
Positive50.1%
Neutral15.4%
Negative34.5%

Apple Research

All ratings1,533 ratings
Positive77.8%
Neutral8.3%
Negative13.9%
Written reviews128 reviews
Positive36.7%
Neutral21.9%
Negative41.4%

User reviews

Evidation

From 29K App Store ratings

What we love

  • 💰 Earn money for healthy activities
  • 📊 Tracks various health metrics
  • 🤝 Helps with medical research
  • 🏅 Motivates users to be more active

Room to improve

  • 🐢 Slow points accumulation
  • 🔍 Inaccurate sync with fitness apps
  • 🤖 Poor customer service
  • 🤷‍♀️ Confusing point system changes

Apple Research

From 1.5K App Store ratings

What we love

  • 👍 Frictionless participation
  • 🚀 Excellent data collector
  • 💡 Great concept
  • 🌟 Behind you 100%
  • 👍 Love collaborative research

Room to improve

  • 🔒 Privacy concerns
  • 🐛 Buggy app
  • 🔋 High battery drain
  • 🚫 Limited to Apple devices
  • 💰 Lack of compensation

Bugs and requests

Evidation

Reported bugs

3 issues
  • Missing activity data
  • Inconsistent point calculations
  • Login and sign-out issues

Requested features

4 requests
  • More frequent reward payouts
  • Improved app syncing and data accuracy
  • Expanded survey and study opportunities
  • Customizable point tracking and goals

Apple Research

Reported bugs

5 issues
  • Transferring studies to new device fails
  • Hearing test issues
  • Menstrual cycle survey crashes
  • Demographic info not editable
  • Quiet place detection not working

Requested features

6 requests
  • Save progress in surveys
  • Ability to edit/review submitted data
  • Incentives for participation
  • Expand to non-Apple devices
  • More diverse study options
Show 1 more
  • Ability to share data with medical providers

In-app purchases

None

Evidation

No in-app purchases

None

Apple Research

No in-app purchases

Questions

Is Evidation free?
Evidation is free to download, with no in-app purchases.
Is Apple Research free?
Apple Research is free to download, with no in-app purchases.
Which has better reviews, Evidation or Apple Research?
Evidation is rated higher. Evidation averages 4.6 out of 5 from 29K ratings, while Apple Research averages 4.2 from 1.5K ratings.
Do Evidation or Apple Research have ads?
Neither Evidation nor Apple Research shows ads.
Which is updated more often, Evidation or Apple Research?
Evidation ships an update every 3 days, and Apple Research every 2 months. Most recently, Evidation was updated on September 30, 2026 and Apple Research on September 30, 2026.

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