# KoolCode vs PDF Reader & Editor

The clearest difference is review sentiment: KoolCode at 50% against PDF Reader & Editor's 0%. KoolCode also leads on in-app purchases (none vs 4) and ads (none vs shown). PDF Reader & Editor's advantage is update cadence (every 10 days vs every 8 months) and ratings volume (169 vs 1). On price and device support there is nothing between them.

Both are free to download. PDF Reader & Editor sells 4 in-app purchases, starting at $4.99 per 7 days. KoolCode asks for nothing beyond the download.

KoolCode holds the better App Store score, 5.0 against 4.6. That said, the two scores are not equally well evidenced: PDF Reader & Editor has 169 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 50% of KoolCode's written reviews are positive against 0% of PDF Reader & Editor's.

KoolCode ships an update every 8 months, PDF Reader & Editor every 10 days. The most recent releases landed on November 1, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | KoolCode | PDF Reader & Editor |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/koolcode/id563222728/reviews)** | [4.6 (169 ratings)](https://appshunter.io/ios/app/pdf-reader-and-editor-gopdf/id1606524186/reviews) |
| Number of ratings | 1 | **169** |
| Positive reviews | **50.0% of reviews** | 0.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 8 months | **Every 10 days** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 31 MB | 9 MB |
| Requires iOS | **15.1** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Danfoss A/S](https://appshunter.io/developer/423984644) | [David Krejci](https://appshunter.io/developer/1737377675) |

## What reviewers say

### KoolCode

[App page](https://appshunter.io/ios/app/koolcode/id563222728)

This utility app provides quick, offline access to alarm and parameter codes for refrigeration controllers. It helps service technicians and engineers easily look up information without needing manuals or laptops.

**Highlights:** On-the-spot ADAP-KOOL controller information, Alarm status and parameter descriptions, Offline code lookup tool, Quick code translation, Hierarchical controller selection

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

**In-app purchases:** none


### PDF Reader & Editor

[App page](https://appshunter.io/ios/app/pdf-reader-and-editor-gopdf/id1606524186)

Easily manage, view, and read all PDF documents on your smartphone or tablet. This versatile app offers a simple interface for quick access to files, with features like zoom, dark mode, and easy sharing. It's designed for efficient document handling anytime, anywhere.

**Highlights:** View and read all PDF files, Search and display all PDFs, Zoom in and out, Dark mode for comfortable reading, Share PDF files easily, Works offline, Print PDF files

**Features:** Vision Pro support

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly PDF Go | $4.99 | per 7 days |
| Yearly PDF Go | $29.99 | per year |
| Remove Ads | $17.99 | one-time |
| One-time purchase | $99.99 | one-time |


## Frequently asked questions

### Is KoolCode free?

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

### Is PDF Reader & Editor free?

PDF Reader & Editor is free to download, with in-app purchases available.

### Which has better reviews, KoolCode or PDF Reader & Editor?

KoolCode is rated higher. KoolCode averages 5.0 out of 5 from 1 ratings, while PDF Reader & Editor averages 4.6 from 169 ratings.

### Do KoolCode or PDF Reader & Editor have ads?

PDF Reader & Editor shows ads; KoolCode does not.

### Which is updated more often, KoolCode or PDF Reader & Editor?

KoolCode ships an update every 8 months, and PDF Reader & Editor every 10 days. Most recently, KoolCode was updated on November 1, 2026 and PDF Reader & Editor on November 3, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*