# Raynaud vs AN

The clearest difference is rating: Raynaud at 5.0 against AN's 3.8. AN's advantage is update cadence (every 3 weeks vs every 5 months) and ratings volume (5 vs 1). On price, review sentiment, 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.

Raynaud holds the better App Store score, 5.0 against 3.8. That said, the two scores are not equally well evidenced: AN has 5 ratings behind it against 1, so its average is the more settled of the two. Written reviews split almost evenly too, at 0% and 0% positive.

Raynaud ships an update every 5 months, AN every 3 weeks. The most recent releases landed on October 4, 2026 and October 13, 2026 respectively.

## The numbers

| Metric | Raynaud | AN |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/raynaud/id1445478142/reviews)** | [3.8 (5 ratings)](https://appshunter.io/ios/app/an-juno/id1553522715/reviews) |
| Number of ratings | 1 | **5** |
| Positive reviews | 0.0% of reviews | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 months | **Every 3 weeks** |
| Monetization | Free | Free |
| Size | 24 MB | 57 MB |
| Requires iOS | 16.4 | **13.1** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 12+ | 4+ |
| Developer | [Bambang Parmanto](https://appshunter.io/developer/1227792027) | [Apollo Neuro](https://appshunter.io/developer/1378318920) |

## What reviewers say

### Raynaud

[App page](https://appshunter.io/ios/app/raynaud/id1445478142)

This app allows individuals experiencing Raynaud's symptoms to meticulously log their attacks. Users can document episodes as they happen or recall past events. It also offers a daily diary feature and customizable reminders for notifications.

**Highlights:** Real-time attack logging, Retrospective attack reporting, Daily RCS diary completion, Customizable notification reminders, Attack tracking for Raynaud's symptoms

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

**In-app purchases:** none


### AN

[App page](https://appshunter.io/ios/app/an-juno/id1553522715)

This research application allows study participants to interact with a wearable device for authorized research and evaluation. It offers custom scheduling, usage tracking, and various stimulation modes. Data collection is limited and requires a subject ID.

**Highlights:** Subject ID login, Vibratory stimulation modes, Customizable schedule, Usage tracking, Oura Cloud & Apple Health integration

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Raynaud free?

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

### Is AN free?

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

### Which has better reviews, Raynaud or AN?

Raynaud is rated higher. Raynaud averages 5.0 out of 5 from 1 ratings, while AN averages 3.8 from 5 ratings.

### Do Raynaud or AN have ads?

Neither Raynaud nor AN shows ads.

### Which is updated more often, Raynaud or AN?

Raynaud ships an update every 5 months, and AN every 3 weeks. Most recently, Raynaud was updated on October 4, 2026 and AN on October 13, 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.*