# Zero Gravity TV vs CAIR Necklace

The clearest difference is in-app purchases: CAIR Necklace at none against Zero Gravity TV's 1. CAIR Necklace also leads on iOS requirement (11.0 vs 15.0). On price, ads and device support there is nothing between them.

Both are free to download. Zero Gravity TV sells 1 in-app purchase, starting at $7.99 per month. CAIR Necklace asks for nothing beyond the download.

## The numbers

| Metric | Zero Gravity TV | CAIR Necklace |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/cair-necklace/id6470633870/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | 80.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 4 months | — |
| Monetization | Subscription | **Free** |
| Size | 63 MB | 25 MB |
| Requires iOS | 15.0 | **11.0** |
| Devices | **iPhone, iPad, iPod, Apple TV** | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Power Health and Fitness Ltd](https://appshunter.io/developer/1535245991) | [Coding Minds, Inc.](https://appshunter.io/developer/1480612283) |

## What reviewers say

### Zero Gravity TV

[App page](https://appshunter.io/ios/app/zero-gravity-tv/id1535245989)

Experience virtual Pilates and HIIT classes designed by experts to effectively isolate, activate, fatigue, and stretch muscles. Access unlimited content across all your devices with a monthly subscription.

**Highlights:** Virtual Pilates and HIIT classes, Expert-designed workout programs, Muscle isolation, activation, fatigue, and stretching techniques, Unlimited content access, Cross-device compatibility, Pre and post-natal classes

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly subscription | $7.99 | per month |


### CAIR Necklace

[App page](https://appshunter.io/ios/app/cair-necklace/id6470633870)

This app monitors your surrounding air quality and displays CO2 levels in ppm when connected to a compatible device. The connected accessory visually indicates air quality with different colors, ranging from excellent to very unhealthy.

**Highlights:** CO2 level monitoring, Real-time air quality readings, Visual air quality indicator, Connected device integration, Air quality categorization

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Zero Gravity TV free?

Zero Gravity TV is free to download, with in-app purchases available.

### Is CAIR Necklace free?

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

### Do Zero Gravity TV or CAIR Necklace have ads?

Neither Zero Gravity TV nor CAIR Necklace 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.*