# Precision AIM vs Chloe by People Science

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.

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.

## The numbers

| Metric | Precision AIM | Chloe by People Science |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.7 (3 ratings)](https://appshunter.io/ios/app/precision-aim/id1538468592/reviews) | **[3.8 (20 ratings)](https://appshunter.io/ios/app/chloe-by-people-science/id6462268978/reviews)** |
| Number of ratings | 3 | **20** |
| Positive reviews | 50.0% of reviews | 50.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 64 months | **Monthly** |
| Monetization | Free | Free |
| Size | 1 MB | 80 MB |
| Requires iOS | 18.2 | **15.5** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [SDC Insights, LLC](https://appshunter.io/developer/1456386191) | [People Science, Inc.](https://appshunter.io/developer/1626157673) |

## What reviewers say

### Precision AIM

[App page](https://appshunter.io/ios/app/precision-aim/id1538468592)

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.

**Highlights:** Randomized motivational messages, Physical activity encouragement, Research study participation, Notification and location services required, Simple home screen interface

**Features:** macOS Compatibility

**In-app purchases:** none


### Chloe by People Science

[App page](https://appshunter.io/ios/app/chloe-by-people-science/id6462268978)

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.

**Highlights:** 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

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Precision AIM free?

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

### Is Chloe by People Science free?

Chloe by People Science is free to download, with no in-app purchases.

### Which has better reviews, Precision AIM or Chloe by People Science?

Chloe by People Science is rated higher. Precision AIM averages 3.7 out of 5 from 3 ratings, while Chloe by People Science averages 3.8 from 20 ratings.

### Do Precision AIM or Chloe by People Science have ads?

Neither Precision AIM nor Chloe by People Science shows ads.

### Which is updated more often, Precision AIM or Chloe by People Science?

Precision AIM ships an update every 64 months, and Chloe by People Science monthly. Most recently, Precision AIM was updated on November 3, 2026 and Chloe by People Science on November 3, 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.*