# Cold Room Calculator vs CoolSync

The clearest difference is update cadence: CoolSync at every 3 weeks against Cold Room Calculator's every 5 months. 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.

Cold Room Calculator ships an update every 5 months, CoolSync every 3 weeks. The most recent releases landed on June 5, 2026 and September 15, 2026 respectively.

## The numbers

| Metric | Cold Room Calculator | CoolSync |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.0 (3 ratings)](https://appshunter.io/ios/app/cold-room-calculator/id566083556/reviews)** | — |
| Number of ratings | **3** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 months | **Every 3 weeks** |
| Monetization | Free | — |
| Size | 2 MB | 67 MB |
| Requires iOS | 15.6 | **15.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [LU-VE S.p.A.](https://appshunter.io/developer/1438108996) | [Horizon Webinfo Private Limited](https://appshunter.io/developer/1755711122) |

## What reviewers say

### Cold Room Calculator

[App page](https://appshunter.io/ios/app/cold-room-calculator/id566083556)

This tool quickly calculates the necessary cooling capacity for cold rooms. It allows users to input temperature, dimensions, insulation, heat loss, and product data to generate instant calculations. Results can be emailed for easy sharing.

**Highlights:** Calculate cooling capacity, Input temperature data, Enter cold room dimensions, Specify insulation and heat loss, Define stored product details, Email calculations

**Features:** macOS Compatibility

**In-app purchases:** none


### CoolSync

[App page](https://appshunter.io/ios/app/coolsync/id6747580422)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Cold Room Calculator free?

Cold Room Calculator is free to download, with no in-app purchases.

### Is CoolSync free?

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

### Do Cold Room Calculator or CoolSync have ads?

Neither Cold Room Calculator nor CoolSync shows ads.

### Which is updated more often, Cold Room Calculator or CoolSync?

Cold Room Calculator ships an update every 5 months, and CoolSync every 3 weeks. Most recently, Cold Room Calculator was updated on June 5, 2026 and CoolSync on September 15, 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.*