# AirDoctor Pro vs Function Health

The clearest difference is review sentiment: Function Health at 62% against AirDoctor Pro's 11%. Function Health also leads on update cadence (weekly vs every 2 months). AirDoctor Pro's advantage is monetization model (free vs subscription). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

AirDoctor Pro ships an update every 2 months, Function Health weekly. Both last shipped on October 30, 2026.

## The numbers

| Metric | AirDoctor Pro | Function Health |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.9 (25K ratings)](https://appshunter.io/ios/app/function-health/id6471280307/reviews)** |
| Number of ratings | — | **25K** |
| Positive reviews | 11.4% of reviews | **61.5% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Weekly** |
| Monetization | **Free** | Subscription |
| Size | 37 MB | 203 MB |
| Requires iOS | **15.0** | 16.4 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 17+ |
| Developer | [Aquatru LLC](https://appshunter.io/developer/1448009588) | [Function Health](https://appshunter.io/developer/1715014524) |

## What reviewers say

### AirDoctor Pro

[App page](https://appshunter.io/ios/app/airdoctor-pro/id6447295779)

Control your air purifier remotely, receive real-time air quality data, and manage filter replacements. Monitor indoor air quality trends and customize purification settings from anywhere.

**Highlights:** Remote purifier control (on/off, fan speed), Real-time air quality alerts and data, Customizable purification settings, Filter change alerts and in-app shopping, Indoor air quality dashboard (daily/weekly), Collaborative and multi-unit management

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

**In-app purchases:** none


### 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


## Frequently asked questions

### Is AirDoctor Pro free?

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

### Is Function Health free?

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

### Do AirDoctor Pro or Function Health have ads?

Neither AirDoctor Pro nor Function Health shows ads.

### Which is updated more often, AirDoctor Pro or Function Health?

AirDoctor Pro ships an update every 2 months, and Function Health weekly. Most recently, AirDoctor Pro was updated on October 30, 2026 and Function Health on October 30, 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.*