# CryoWatch vs Walvis

The clearest difference is update cadence: Walvis at monthly against CryoWatch's every 28 months. Walvis also leads on iOS requirement (13.4 vs 15.0). On price, ads, 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.

CryoWatch ships an update every 28 months, Walvis monthly. Both last shipped on November 4, 2026.

## The numbers

| Metric | CryoWatch | Walvis |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 28 months | **Monthly** |
| Size | 37 MB | 14 MB |
| Requires iOS | 15.0 | **13.4** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 4+ |
| Developer | [Vladimir Mamisashvili](https://appshunter.io/developer/1743495520) | [SARL RED BEARD SOFT](https://appshunter.io/developer/1479549933) |

## What reviewers say

### CryoWatch

[App page](https://appshunter.io/ios/app/cryowatch/id6499455055)

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

**In-app purchases:** none


### Walvis

[App page](https://appshunter.io/ios/app/walvis/id6605935671)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is CryoWatch free?

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

### Is Walvis free?

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

### Do CryoWatch or Walvis have ads?

Neither CryoWatch nor Walvis shows ads.

### Which is updated more often, CryoWatch or Walvis?

CryoWatch ships an update every 28 months, and Walvis monthly. Most recently, CryoWatch was updated on November 4, 2026 and Walvis 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.*