# Function Health vs HELD Health

Function Health and HELD Health both sit at 4.9 stars, but that hides the real split: 100% of HELD Health's written reviews are positive against 62% of Function Health's. HELD Health also leads on device support (3 vs 1). Function Health's advantage is ratings volume (25K vs 8). On price, rating, update cadence 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 — 4.9 for Function Health against 5.0 for HELD Health. That said, the two scores are not equally well evidenced: Function Health has 25K ratings behind it against 8, 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 HELD Health's.

Both ship on a similar rhythm, roughly weekly. The most recent releases landed on October 31, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | Function Health | HELD Health |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.9 (25K ratings)](https://appshunter.io/ios/app/function-health/id6471280307/reviews) | **[5.0 (8 ratings)](https://appshunter.io/ios/app/held-health/id6761620304/reviews)** |
| Number of ratings | **25K** | 8 |
| Positive reviews | 61.5% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Weekly | Weekly |
| Monetization | Free | Free |
| Size | 205 MB | 56 MB |
| Requires iOS | 16.4 | **15.1** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 17+ | 17+ |
| Developer | [Function Health](https://appshunter.io/developer/1715014524) | [Held, Inc.](https://appshunter.io/developer/1890492998) |

## What reviewers say

### Function Health

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

Gain deep insights into your health with advanced lab testing, personalized protocols, and AI-powered chat. Understand your body's evolution and make informed changes with data-backed guidance. Includes options for advanced imaging and convenient blood draws.

**Highlights:** 160+ lab tests annually, Personalized health protocols, Private AI Chat for results, Advanced MRI & CT scan options, Home or office blood draws, Connect wearables, 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


### HELD Health

[App page](https://appshunter.io/ios/app/held-health/id6761620304)

Consolidates all your health data, including wearables, labs, and medications, into a single, intelligent system. Gain insights from your data with AI-powered analysis and share information securely with your care team. Take control of your health journey with a comprehensive overview.

**Highlights:** Integrates wearables and health devices, AI-powered lab result analysis, Biomarker trend tracking, Medication and supplement management, Vitals monitoring, Secure care team collaboration, User-controlled data privacy

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

**In-app purchases:** none


## Frequently asked questions

### Is Function Health free?

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

### Is HELD Health free?

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

### Which has better reviews, Function Health or HELD Health?

HELD Health is rated higher. Function Health averages 4.9 out of 5 from 25K ratings, while HELD Health averages 5.0 from 8 ratings.

### Do Function Health or HELD Health have ads?

Neither Function Health nor HELD Health shows ads.

### Which is updated more often, Function Health or HELD Health?

Function Health ships an update weekly, and HELD Health weekly. Most recently, Function Health was updated on October 31, 2026 and HELD Health on October 28, 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.*