# Oura vs Viktor Training

The clearest difference is chart position: Oura at #16 against Viktor Training's unranked. 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.

## The numbers

| Metric | Oura | Viktor Training |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.9 (325K ratings)](https://appshunter.io/ios/app/oura/id1043837948/reviews)** | — |
| Number of ratings | **325K** | — |
| Positive reviews | 49.2% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Weekly | — |
| Monetization | Free | — |
| Best chart rank | **#16** | — |
| Size | 488 MB | 88 MB |
| Requires iOS | 16.0 | **15.0** |
| Devices | iPhone, Apple Watch | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Oura Health Oy](https://appshunter.io/developer/1043837947) | [BLUE BIRD MEDIA & MARKETING SOLUTIONS, INC.](https://appshunter.io/developer/1699268504) |

## What reviewers say

### Oura

[App page](https://appshunter.io/ios/app/oura/id1043837948)

**Currently charting:** #16 Top Free · Health & Fitness (US App Store)

This smart ring and companion app provide daily scores for sleep, activity, and readiness, offering personalized insights and guidance to optimize your health and wellness. It tracks over 30 biometrics, including heart rate and body temperature, to help you understand your body's signals and make informed lifestyle choices.

**Highlights:** Daily Sleep, Activity, and Readiness Scores, Accurate biometric tracking (HR, temp, SpO2), In-depth sleep analysis and optimization tips, Advanced activity tracking for various movements, Cycle insights and pregnancy tracking, Stress resilience and recovery guidance, Illness detection via body temperature shifts

**Features:** Apple Watch app, Vision Pro support

**In-app purchases:** none

**What reviewers like**

- 🚀 Accurate sleep tracking
- 👍 Comfortable and stylish ring
- 🔋 Long battery life
- 💡 Helpful insights and recommendations
- 👍 Seamless integration with Apple Health

**What reviewers complain about**

- 🐛 Inconsistent activity tracking
- 🔒 Requires monthly subscription to access full data
- 🐛 Inaccurate sleep stage detection
- 🐛 Syncing and connectivity issues
- 🔋 Battery life deterioration over time

**Reported bugs**

- App crashes and freezes
- Inability to connect ring to new devices
- Disappearing or corrupted user data
- Inconsistent firmware updates

**Requested features**

- Ability to manually edit sleep and activity data
- More customization options for activity tracking
- Integration with more fitness apps and ecosystems
- Improved data visualization and trend analysis
- Cycle tracking and insights for women


### Viktor Training

[App page](https://appshunter.io/ios/app/viktor-training/id6748920303)

**Features:** macOS Compatibility, Apple Wallet

**In-app purchases:** none


## Frequently asked questions

### Is Oura free?

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

### Is Viktor Training free?

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

### Do Oura or Viktor Training have ads?

Neither Oura nor Viktor Training shows ads.

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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.*