# CurieDx vs N9+

The clearest difference is in-app purchases: N9+ at none against CurieDx's 1. N9+ also leads on iOS requirement (15.6 vs 17.6). CurieDx's advantage is update cadence (every 3 weeks vs every 2 months). On price, ads and device support there is nothing between them.

Both are free to download. CurieDx sells 1 one-off in-app purchase. N9+ asks for nothing beyond the download.

CurieDx ships an update every 3 weeks, N9+ every 2 months. The most recent releases landed on October 14, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | CurieDx | N9+ |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (29 ratings)](https://appshunter.io/ios/app/curiedx/id6496601748/reviews)** | — |
| Number of ratings | **29** | — |
| Positive reviews | 95.2% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 2 months |
| Monetization | Free with in-app purchases | — |
| Size | 132 MB | 140 MB |
| Requires iOS | 17.6 | **15.6** |
| Devices | iPhone | **iPhone, iPod** |
| Age rating | 17+ | 17+ |
| Developer | [Curiedx, LLC](https://appshunter.io/developer/1705056885) | [Nonagon Ltd](https://appshunter.io/developer/1542835059) |

## What reviewers say

### CurieDx

[App page](https://appshunter.io/ios/app/curiedx/id6496601748)

This app offers a convenient way to screen for strep throat from your phone. It uses AI to analyze a photo of your throat and connects you with a physician for further consultation and potential prescription. Avoid doctor's visits and get quick health solutions.

**Highlights:** Instant strep throat screening, AI preliminary analysis, Concierge physician connection, Symptom review and prescription, No painful throat swabs, At-home health solution

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| AI Tonsil Analysis | $4.99 | one-time |


### N9+

[App page](https://appshunter.io/ios/app/n9-plus/id6746750417)

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

**In-app purchases:** none


## Frequently asked questions

### Is CurieDx free?

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

### Is N9+ free?

N9+ is free to download, with no in-app purchases.

### Do CurieDx or N9+ have ads?

Neither CurieDx nor N9+ shows ads.

### Which is updated more often, CurieDx or N9+?

CurieDx ships an update every 3 weeks, and N9+ every 2 months. Most recently, CurieDx was updated on October 14, 2026 and N9+ on October 9, 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.*