# INSORB CLOUD vs PDF Compression

The clearest difference is in-app purchases: INSORB CLOUD at none against PDF Compression's 1. INSORB CLOUD also leads on ads (none vs shown) and device support (4 vs 2). PDF Compression's advantage is update cadence (every 4 days vs every 6 weeks). On price and review sentiment there is nothing between them.

Both are free to download. PDF Compression sells 1 one-off in-app purchase. INSORB CLOUD asks for nothing beyond the download.

INSORB CLOUD ships an update every 6 weeks, PDF Compression every 4 days. The most recent releases landed on October 2, 2026 and October 1, 2026 respectively.

## The numbers

| Metric | INSORB CLOUD | PDF Compression |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (5 ratings)](https://appshunter.io/ios/app/pdf-compression/id6752516285/reviews)** |
| Number of ratings | — | **5** |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 6 weeks | **Every 4 days** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 50 MB | 19 MB |
| Requires iOS | **15.6** | 18.5 |
| Devices | **iPhone, iPad, iPod, Apple Watch** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [EVROSINTEZ, OOO](https://appshunter.io/developer/1533645458) | [Antonio Gonzalez de la aleja german](https://appshunter.io/developer/1839645711) |

## What reviewers say

### INSORB CLOUD

[App page](https://appshunter.io/ios/app/insorb-cloud/id1553715384)

This application allows clients to remotely monitor and control their purchased air purification and air conditioning equipment. It also provides prompt technical support for selected devices. Equipment is added to your account using a QR code found on the device or its manual.

**Highlights:** Remote monitoring, Equipment control, Technical support, QR code device addition, Industrial air systems, HoReCa air systems

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

**In-app purchases:** none


### PDF Compression

[App page](https://appshunter.io/ios/app/pdf-compression/id6752516285)

Easily reduce the size of your PDF files without sacrificing quality. This tool is perfect for students and professionals needing to optimize documents for storage, email, or sharing. Compress multiple files quickly and efficiently.

**Highlights:** Compress PDFs for free, Reduce file size to specific megabytes, Optimize documents for email and sharing, Compress multiple PDFs at once, Maintain document quality during compression, Convert PDFs to ZIP format

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $2.99 | one-time |


## Frequently asked questions

### Is INSORB CLOUD free?

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

### Is PDF Compression free?

PDF Compression is free to download, with in-app purchases available.

### Do INSORB CLOUD or PDF Compression have ads?

PDF Compression shows ads; INSORB CLOUD does not.

### Which is updated more often, INSORB CLOUD or PDF Compression?

INSORB CLOUD ships an update every 6 weeks, and PDF Compression every 4 days. Most recently, INSORB CLOUD was updated on October 2, 2026 and PDF Compression on October 1, 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.*