# Cryogenics Pro vs BoltSpec Pro

The clearest difference is price: Cryogenics Pro at Free against BoltSpec Pro's $1.99. BoltSpec Pro's advantage is in-app purchases (none vs 3). On ads, device support and iOS requirement there is nothing between them.

Cryogenics Pro is free to download; BoltSpec Pro costs $1.99 up front. Cryogenics Pro sells 3 in-app purchases, starting at $0.99 per month. BoltSpec Pro asks for nothing beyond the download.

## The numbers

| Metric | Cryogenics Pro | BoltSpec Pro |
| --- | --- | --- |
| Price | **Free** | $1.99 |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 8 days | — |
| Size | 54 MB | 2 MB |
| Requires iOS | **16.0** | 17.0 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [立中 侯](https://appshunter.io/developer/1532582722) | [Qixin Net (Beijing) Technology Co., Ltd.](https://appshunter.io/developer/1886626064) |

## What reviewers say

### Cryogenics Pro

[App page](https://appshunter.io/ios/app/cryogenics-pro/id6757348860)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Subscription | $0.99 | per month |
| Yearly Subscription | $9.99 | per year |
| Lifecycle purchase. | $29.99 | one-time |


### BoltSpec Pro

[App page](https://appshunter.io/ios/app/boltspec-pro/id6762735091)

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

**In-app purchases:** none


## Frequently asked questions

### Is Cryogenics Pro free?

Cryogenics Pro is free to download, with in-app purchases available.

### Is BoltSpec Pro free?

BoltSpec Pro costs $1.99, with no in-app purchases.

### Do Cryogenics Pro or BoltSpec Pro have ads?

Neither Cryogenics Pro nor BoltSpec Pro shows ads.

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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.*