# NAP26 vs Function Health

The clearest difference is price: Function Health at Free against NAP26's $9.99. Function Health also leads on rating (4.9 vs 3.2) and update cadence (weekly vs every 3 months). NAP26's advantage is iOS requirement (14.0 vs 16.4). On ads, in-app purchases and device support there is nothing between them.

Function Health is free to download; NAP26 costs $9.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Function Health holds the better App Store score, 4.9 against 3.2. That said, the two scores are not equally well evidenced: Function Health has 25K ratings behind it against 24, so its average is the more settled of the two. Written reviews point the same way: 37% of NAP26's written reviews are positive against 62% of Function Health's.

NAP26 ships an update every 3 months, Function Health weekly. The most recent releases landed on October 15, 2026 and October 17, 2026 respectively.

## The numbers

| Metric | NAP26 | Function Health |
| --- | --- | --- |
| Price | $9.99 | **Free** |
| Rating | [3.2 (24 ratings)](https://appshunter.io/ios/app/nap26/id431871890/reviews) | **[4.9 (25K ratings)](https://appshunter.io/ios/app/function-health/id6471280307/reviews)** |
| Number of ratings | 24 | **25K** |
| Positive reviews | 37.0% of reviews | **61.8% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Weekly** |
| Monetization | **Free** | Subscription |
| Size | 52 MB | 203 MB |
| Requires iOS | **14.0** | 16.4 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 17+ |
| Developer | [POWRNAPS Retail Concepts, Inc.](https://appshunter.io/developer/431068666) | [Function Health](https://appshunter.io/developer/1715014524) |

## What reviewers say

### NAP26

[App page](https://appshunter.io/ios/app/nap26/id431871890)

Experience the restorative benefits of a 3-hour nap in just 26 minutes. This program uses soothing sounds to guide you into a regenerative sleep state, leaving you alert and refreshed without grogginess. Ideal for frequent travelers and those with demanding schedules.

**Highlights:** 26-minute power nap, Restorative sleep, Rejuvenation, Blocks out distractions, Gentle wake-up cue, Increased alertness

**Features:** 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 NAP26 free?

NAP26 costs $9.99, with no in-app purchases.

### Is Function Health free?

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

### Which has better reviews, NAP26 or Function Health?

Function Health is rated higher. NAP26 averages 3.2 out of 5 from 24 ratings, while Function Health averages 4.9 from 25K ratings.

### Do NAP26 or Function Health have ads?

Neither NAP26 nor Function Health shows ads.

### Which is updated more often, NAP26 or Function Health?

NAP26 ships an update every 3 months, and Function Health weekly. Most recently, NAP26 was updated on October 15, 2026 and Function Health on October 17, 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.*