# Ultraviolet App vs JCRingPro

The clearest difference is ads: JCRingPro at none against Ultraviolet App's shown. JCRingPro also leads on iOS requirement (15 vs 17.4). On price, 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.

## The numbers

| Metric | Ultraviolet App | JCRingPro |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[2.7 (7 ratings)](https://appshunter.io/ios/app/jcringpro/id6755133404/reviews)** |
| Number of ratings | — | **7** |
| Positive reviews | — | 40.0% of reviews |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | — | Every 2 weeks |
| Monetization | — | Free |
| Size | 35 MB | 374 MB |
| Requires iOS | 17.4 | **15** |
| Devices | iPhone | **iPhone, iPod** |
| Age rating | 17+ | 4+ |
| Developer | [Ultraviolet Technologies Ltd](https://appshunter.io/developer/1759138108) | [立华 赵](https://appshunter.io/developer/743608936) |

## What reviewers say

### Ultraviolet App

[App page](https://appshunter.io/ios/app/ultraviolet-app/id6572297823)

**Features:** macOS Compatibility

**In-app purchases:** none


### JCRingPro

[App page](https://appshunter.io/ios/app/jcringpro/id6755133404)

This app acts as an intelligent health companion, providing insights into sleep, stress, heart health, and activity. It syncs with a smart ring to offer a comprehensive daily health overview and can track pregnancy progress. The app aims to guide users toward better energy and understanding of their body's signals.

**Highlights:** Sleep Tracking, Stress & Recovery Monitoring, Daily Health Overview, Pregnancy Tracker, Activity & Movement Tracking, Exercise Tracking, Apple Health Sync

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

**In-app purchases:** none


## Frequently asked questions

### Is Ultraviolet App free?

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

### Is JCRingPro free?

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

### Do Ultraviolet App or JCRingPro have ads?

Ultraviolet App shows ads; JCRingPro does not.

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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.*