Precision AIM vs Chloe by People Science
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Precision AIM
This app delivers randomized motivational messages throughout the day to encourage increased physical activity. Participants log in with a research-provided username and must enable notifications and location services to receive messages. The app's primary function is to facilitate a research study on message-based motivation.
- Randomized motivational messages
- Physical activity encouragement
- Research study participation
- Notification and location services required
- Simple home screen interface
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This application is for an academic research study about how random daily messages influence participants' motivation to increase their physical activity. The purpose of this application is to receive messages sent at random times each day that provide motivation to increase physical activity. When you first open the app, you will be prompted to login with a username give to you by the research team. After login please complete: 1. Allow notifications: You must select "Allow" 2. Always allow location: You must select "Always Allow" You will begin receiving randomly scheduled messages the next day. Opening the application presents a home screen. There is no other user-facing functionality aside from receiving messages.
Chloe by People Science
This app empowers individuals to discover which alternative medicines work best for them through active and passive data collection. It supports research into cannabinoids, psychedelics, supplements, and more, making clinical evidence generation easier and more affordable.
- Personalized alternative medicine insights
- Active and passive data collection
- Research on cannabinoids and psychedelics
- Supports supplement and nutraceutical studies
- Digital health solutions integration
- Empowers informed health decisions
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People Science is a technology-enabled clinical research organization with a mission to empower humanity with the tools and knowledge of science and medicine to improve ourselves, our communities, and our world. We are dedicated to enhancing public health through technology-assisted medical scientific research and education. In an era where people are increasingly seeking health betterment and alternative solutions, our new infrastructure of data collection and analysis supports scaled direct-to-consumer research and development for alternative medicines. Our focus includes cannabinoids, microbiome interventions, supplements and nutraceuticals, natural and synthetic psychedelics, nutrition and “food as medicines,” and digital health solutions. Our research platform, Chloe, engages individual participants in the clinical research process through active and passive data collection on their personal devices. This empowers individuals to find answers to the question, “Which alternative medicines work best for me?” while also making scaled clinical evidence generation easier and more affordable for consumer brands, manufacturers, biotech and biopharma, and academic researchers. At People Science, we believe in democratizing science and knowledge, giving more people the opportunity to ask questions and have their voices heard. We aim to empower individuals with the tools of science and medicine so they can seek answers for themselves and make informed decisions about their health and well-being. Science is a powerful tool, and we’re here to help determine the effectiveness of alternative medicines, bridging the gap of evidence needed for the delivery of Wellness and Prevention in our current healthcare system.
Screenshots
Verdict
The clearest difference is update cadence: Chloe by People Science at monthly against Precision AIM's every 64 months. Chloe by People Science also leads on ratings volume (20 vs 3) and iOS requirement (15.5 vs 18.2). On price, rating, review sentiment and ads 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
On the App Store both sit at effectively the same score — 3.7 for Precision AIM against 3.8 for Chloe by People Science. That said, the two scores are not equally well evidenced: Chloe by People Science has 20 ratings behind it against 3, so its average is the more settled of the two. Written reviews split almost evenly too, at 50% and 50% positive.
Precision AIM ships an update every 64 months, Chloe by People Science monthly. Both last shipped on November 3, 2026.
| Parameter | Precision AIM | Chloe by People Science |
|---|---|---|
| Price | Free | Free |
| Rating | 3.7 (3 ratings) | 3.8 (20 ratings) — better |
| Positive reviews | 50.0% of reviews | 50.0% of reviews |
| Number of ratings | 3 | 20 — better |
| Update frequency | Every 64 months | Monthly — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPod | iPhone, iPad, iPod — better |
| Requires iOS | 18.2 | 15.5 — better |
| Further details — not scored | ||
| Size | 1 MB | 80 MB |
| Age rating | 4+ | 17+ |
| Developer | SDC Insights, LLC | People Science, Inc. |
Customer experience
Precision AIM
Chloe by People Science
In-app purchases
Precision AIM
No in-app purchases
Chloe by People Science
No in-app purchases
Questions
Is Precision AIM free?
Is Chloe by People Science free?
Which has better reviews, Precision AIM or Chloe by People Science?
Do Precision AIM or Chloe by People Science have ads?
Which is updated more often, Precision AIM or Chloe by People Science?
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