# VFit Studio vs Zest

The clearest difference is ads: Zest at none against VFit Studio's shown. Zest also leads on monetization model (free vs ad-supported). VFit Studio's advantage is ratings volume (9 vs 1) and iOS requirement (14.0 vs 16). On price, rating, update cadence 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.

On the App Store both sit at effectively the same score — 5.0 for VFit Studio against 5.0 for Zest. That said, the two scores are not equally well evidenced: VFit Studio has 9 ratings behind it against 1, so its average is the more settled of the two.

VFit Studio ships an update every 5 weeks, Zest every 3 weeks. The most recent releases landed on October 5, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | VFit Studio | Zest |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (9 ratings)](https://appshunter.io/ios/app/vfit-studio/id1116755833/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/zest-longevity/id6639614937/reviews) |
| Number of ratings | **9** | 1 |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 5 weeks | **Every 3 weeks** |
| Monetization | Ad-supported | **Free** |
| Size | 131 MB | 23 MB |
| Requires iOS | **14.0** | 16 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [VFit Studio LLC](https://appshunter.io/developer/1446753096) | [Zest Longevity LTD](https://appshunter.io/developer/1657646407) |

## What reviewers say

### VFit Studio

[App page](https://appshunter.io/ios/app/vfit-studio/id1116755833)

Plan and schedule your fitness classes directly from your device. View schedules, sign up for sessions, and stay updated with studio news and contact information. Connect with the studio's social pages for a seamless fitness experience.

**Highlights:** Schedule fitness classes, Sign up for classes, View class schedules, Access studio news, View contact information, Connect to social pages

**Features:** macOS Compatibility, Apple Wallet

**In-app purchases:** none


### Zest

[App page](https://appshunter.io/ios/app/zest-longevity/id6639614937)

Discover your body's internal age and receive personalized insights to slow your aging rate. This app uses at-home tests and machine learning to analyze health metrics like cardiovascular fitness and cognitive function, providing tailored recommendations for improvement.

**Highlights:** Measure Functional Age, At-home health testing, Personalized health insights, Machine learning analysis, Tailored recommendations, Track aging metrics

**In-app purchases:** none


## Frequently asked questions

### Is VFit Studio free?

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

### Is Zest free?

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

### Which has better reviews, VFit Studio or Zest?

VFit Studio and Zest are both rated 5.0 out of 5 on the App Store, from 9 and 1 ratings respectively.

### Do VFit Studio or Zest have ads?

VFit Studio shows ads; Zest does not.

### Which is updated more often, VFit Studio or Zest?

VFit Studio ships an update every 5 weeks, and Zest every 3 weeks. Most recently, VFit Studio was updated on October 5, 2026 and Zest on October 10, 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.*