# DexaFit ai vs Viva Longer

The clearest difference is device support: DexaFit ai at 3 against Viva Longer's 1. DexaFit ai also leads on iOS requirement (15.4 vs 26.0). On price, update cadence, 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.

DexaFit ai ships an update every 2 weeks, Viva Longer every 8 days. The most recent releases landed on November 2, 2026 and November 4, 2026 respectively.

## The numbers

| Metric | DexaFit ai | Viva Longer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.6 (44 ratings)](https://appshunter.io/ios/app/dexafit-ai/id1444806342/reviews)** | — |
| Number of ratings | **44** | — |
| Positive reviews | 26.9% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 weeks | **Every 8 days** |
| Monetization | Ad-supported | — |
| Size | 111 MB | 31 MB |
| Requires iOS | **15.4** | 26.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 17+ | 4+ |
| Developer | [DexaFit](https://appshunter.io/developer/1444806341) | [Viva Longer, LLC](https://appshunter.io/developer/1762929463) |

## What reviewers say

### DexaFit ai

[App page](https://appshunter.io/ios/app/dexafit-ai/id1444806342)

This app uses AI and medical-grade diagnostics to analyze your body composition, metabolic health, and biological age. It connects these insights with your lifestyle to provide personalized guidance for a healthier and longer life.

**Highlights:** AI-powered health analysis, Medical-grade diagnostics, Track VO₂ max, Visceral fat and muscle quality monitoring, Estimate biological age, Personalized health insights, Health App integration

**Features:** Apple Wallet, Vision Pro support

**In-app purchases:** none


### Viva Longer

[App page](https://appshunter.io/ios/app/viva-longer/id6636516948)

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

**In-app purchases:** none


## Frequently asked questions

### Is DexaFit ai free?

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

### Is Viva Longer free?

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

### Do DexaFit ai or Viva Longer have ads?

Neither DexaFit ai nor Viva Longer shows ads.

### Which is updated more often, DexaFit ai or Viva Longer?

DexaFit ai ships an update every 2 weeks, and Viva Longer every 8 days. Most recently, DexaFit ai was updated on November 2, 2026 and Viva Longer on November 4, 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.*