# Function Health vs Overload

The clearest difference is update cadence: Function Health at weekly against Overload's every 3 months. Function Health also leads on ratings volume (25K vs 1). On price, rating, ads and in-app purchases 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 Overload. That said, the two scores are not equally well evidenced: Function Health has 25K ratings behind it against 1, so its average is the more settled of the two.

Function Health ships an update weekly, Overload every 3 months. The most recent releases landed on November 2, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Function Health | Overload |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.9 (25K ratings)](https://appshunter.io/ios/app/function-health/id6471280307/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/overload-lift-tracker/id6761284973/reviews)** |
| Number of ratings | **25K** | 1 |
| Positive reviews | 61.5% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Weekly** | Every 3 months |
| Monetization | Free | — |
| Size | 205 MB | 47 MB |
| Requires iOS | 16.4 | **15.1** |
| Devices | iPhone | **iPhone, iPod** |
| Age rating | 17+ | 12+ |
| Developer | [Function Health](https://appshunter.io/developer/1715014524) | [Nicholas Johnson](https://appshunter.io/developer/1888644127) |

## 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


### Overload

[App page](https://appshunter.io/ios/app/overload-lift-tracker/id6761284973)

**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 Overload free?

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

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

Overload is rated higher. Function Health averages 4.9 out of 5 from 25K ratings, while Overload averages 5.0 from 1 ratings.

### Do Function Health or Overload have ads?

Neither Function Health nor Overload shows ads.

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

Function Health ships an update weekly, and Overload every 3 months. Most recently, Function Health was updated on November 2, 2026 and Overload on October 31, 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.*