# iCRYO vs Optimize U

The clearest difference is iOS requirement: iCRYO at 13.0 against Optimize U's 15.1. 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.

iCRYO ships an update every 2 months, Optimize U every 5 weeks. The most recent releases landed on September 8, 2026 and September 26, 2026 respectively.

## The numbers

| Metric | iCRYO | Optimize U |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.2 (20 ratings)](https://appshunter.io/ios/app/icryo/id1530338769/reviews)** | — |
| Number of ratings | **20** | — |
| Positive reviews | 45.5% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 5 weeks** |
| Monetization | Ad-supported | — |
| Size | 76 MB | 62 MB |
| Requires iOS | **13.0** | 15.1 |
| Devices | iPhone, iPod | **iPhone, iPod, Apple Watch** |
| Age rating | 4+ | 12+ |
| Developer | [iCRYO Franchise Systems, LLC](https://appshunter.io/developer/1530338771) | [EndoMedical Inc](https://appshunter.io/developer/1290814301) |

## What reviewers say

### iCRYO

[App page](https://appshunter.io/ios/app/icryo/id1530338769)

Easily book, reschedule, and cancel recovery and wellness appointments. Discover available services like cryotherapy and IV infusions, and earn rewards for referrals. Send digital gift cards and find nearby locations.

**Highlights:** Book, reschedule, and cancel appointments, View iCRYO services and iV infusions, Earn referral and influencer rewards, Send digital gift cards, Find nearby locations, Manage your account

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

**In-app purchases:** none


### Optimize U

[App page](https://appshunter.io/ios/app/optimize-u/id6575345918)

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

**In-app purchases:** none


## Frequently asked questions

### Is iCRYO free?

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

### Is Optimize U free?

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

### Do iCRYO or Optimize U have ads?

Neither iCRYO nor Optimize U shows ads.

### Which is updated more often, iCRYO or Optimize U?

iCRYO ships an update every 2 months, and Optimize U every 5 weeks. Most recently, iCRYO was updated on September 8, 2026 and Optimize U on September 26, 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.*