# UVSL vs HYPOXI

The clearest difference is ads: HYPOXI at none against UVSL's shown. HYPOXI also leads on iOS requirement (12.3 vs 14.0). UVSL's advantage is update cadence (every 5 weeks vs every 5 months). 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.

UVSL ships an update every 5 weeks, HYPOXI every 5 months. The most recent releases landed on September 10, 2026 and August 19, 2026 respectively.

## The numbers

| Metric | UVSL | HYPOXI |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | **Every 5 weeks** | Every 5 months |
| Size | 129 MB | 45 MB |
| Requires iOS | 14.0 | **12.3** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [The Trustee for D&E Trust](https://appshunter.io/developer/1492216023) | [Fernwood Womens Health Club](https://appshunter.io/developer/1433822714) |

## What reviewers say

### UVSL

[App page](https://appshunter.io/ios/app/uvsl/id1492216024)

**Features:** macOS Compatibility, Apple Wallet

**In-app purchases:** none


### HYPOXI

[App page](https://appshunter.io/ios/app/hypoxi/id1535638910)

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

**In-app purchases:** none


## Frequently asked questions

### Is UVSL free?

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

### Is HYPOXI free?

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

### Do UVSL or HYPOXI have ads?

UVSL shows ads; HYPOXI does not.

### Which is updated more often, UVSL or HYPOXI?

UVSL ships an update every 5 weeks, and HYPOXI every 5 months. Most recently, UVSL was updated on September 10, 2026 and HYPOXI on August 19, 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.*