# Function Health vs Flourish AI

Function Health and Flourish AI both sit at 4.9 stars, but that hides the real split: 100% of Flourish AI's written reviews are positive against 62% of Function Health's. Function Health's advantage is in-app purchases (none vs 1) and ratings volume (25K vs 21). On price, rating, update cadence and ads there is nothing between them.

Both are free to download. Flourish AI sells 1 in-app purchase, starting at $9.99 per month. Function Health asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 4.9 for Function Health against 5.0 for Flourish AI. That said, the two scores are not equally well evidenced: Function Health has 25K ratings behind it against 21, so its average is the more settled of the two. Written reviews are what separate them: 62% of Function Health's written reviews are positive against 100% of Flourish AI's.

Function Health ships an update weekly, Flourish AI every 9 days. The most recent releases landed on October 25, 2026 and October 20, 2026 respectively.

## The numbers

| Metric | Function Health | Flourish AI |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.9 (25K ratings)](https://appshunter.io/ios/app/function-health/id6471280307/reviews) | **[5.0 (21 ratings)](https://appshunter.io/ios/app/flourish-ai/id6744552725/reviews)** |
| Number of ratings | **25K** | 21 |
| Positive reviews | 61.8% of reviews | **100.0% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Weekly** | Every 9 days |
| Monetization | Subscription | **Free** |
| Size | 203 MB | 45 MB |
| Requires iOS | 16.4 | **15.6** |
| Devices | iPhone | **iPhone, iPod** |
| Age rating | 17+ | 17+ |
| Developer | [Function Health](https://appshunter.io/developer/1715014524) | [flourishAI labs, INC.](https://appshunter.io/developer/1808140987) |

## What reviewers say

### Function Health

[App page](https://appshunter.io/ios/app/function-health/id6471280307)

Take control of your health with comprehensive lab testing, personalized protocols, and AI-powered insights. Understand your body's data, track changes over time, and make informed decisions for long-term wellness. Connect wearables and upload records for a complete health picture.

**Highlights:** 160+ lab tests annually, Personalized health protocols, Private AI Chat for results, Connect health wearables, Advanced MRI & CT scans, Upload health records

**Features:** Apple Wallet

**In-app purchases:** none

**What reviewers like**

- 🚀 Seamless process for blood tests and results
- 📊 Comprehensive health insights and tracking
- 🧠 Helpful clinician notes and recommendations
- 👍 User-friendly and visually appealing app
- 💰 Affordable compared to other options

**What reviewers complain about**

- 🔍 Lack of communication and support responsiveness
- 🐛 Some bugs and usability issues in the app

**Reported bugs**

- App sometimes redirects back to the home screen when trying to view results
- Occasional typos and formatting issues in the app

**Requested features**

- More customization options in the app settings
- Ability to print or export test results and recommendations
- Specific supplement recommendations rather than broad suggestions


### Flourish AI

[App page](https://appshunter.io/ios/app/flourish-ai/id6744552725)

This intelligent health partner helps you manage digestive conditions and optimize nutrition. Log meals by photo, voice, or text to receive personalized insights and a dynamic care plan. It provides custom meal plans, recipes, and grocery lists based on your wellness objectives.

**Highlights:** Personalized Trigger Score for meals, AI-generated care plans, Custom meal plans and recipes, Automated grocery lists, Guided health experiments, 24/7 AI expert on-demand, Effortless meal logging via photo, voice, or text

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| FlourishAI Premium | $9.99 | per month |


## Frequently asked questions

### Is Function Health free?

Function Health is free to download, with no in-app purchases.

### Is Flourish AI free?

Flourish AI is free to download, with in-app purchases available.

### Which has better reviews, Function Health or Flourish AI?

Flourish AI is rated higher. Function Health averages 4.9 out of 5 from 25K ratings, while Flourish AI averages 5.0 from 21 ratings.

### Do Function Health or Flourish AI have ads?

Neither Function Health nor Flourish AI shows ads.

### Which is updated more often, Function Health or Flourish AI?

Function Health ships an update weekly, and Flourish AI every 9 days. Most recently, Function Health was updated on October 25, 2026 and Flourish AI on October 20, 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.*