# Polytropic vs Katasymbol

The clearest difference is ratings volume: Katasymbol at 276 against Polytropic's 2. Katasymbol also leads on review sentiment (26% vs 4%). On price, rating, update cadence and ads there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

On the App Store both sit at effectively the same score — 3.0 for Polytropic against 3.0 for Katasymbol. That said, the two scores are not equally well evidenced: Katasymbol has 276 ratings behind it against 2, so its average is the more settled of the two. Written reviews are what separate them: 4% of Polytropic's written reviews are positive against 26% of Katasymbol's.

Polytropic ships an update every 3 weeks, Katasymbol monthly. The most recent releases landed on June 10, 2026 and September 24, 2026 respectively.

## The numbers

| Metric | Polytropic | Katasymbol |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.0 (2 ratings)](https://appshunter.io/ios/app/polytropic/id1613713279/reviews) | [3.0 (276 ratings)](https://appshunter.io/ios/app/katasymbol/id1663408877/reviews) |
| Number of ratings | 2 | **276** |
| Positive reviews | 4.3% of reviews | **25.5% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Monthly |
| Monetization | Free | Free |
| Size | 250 MB | 218 MB |
| Requires iOS | 14.2 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPod, Mac |
| Age rating | 4+ | 4+ |
| Developer | [polytropic](https://appshunter.io/developer/1613713281) | [Shenzhen Supvan Information Technology Co., Ltd.](https://appshunter.io/developer/1663408879) |

## What reviewers say

### Polytropic

[App page](https://appshunter.io/ios/app/polytropic/id1613713279)

This app provides secure remote management for heat pumps, enabling supervision, preventive maintenance, and easy adjustments. It offers an intuitive interface for monitoring machine status, temperatures, and operating modes, with data stored for five years.

**Highlights:** Secure remote heat pump management, Preventive maintenance and diagnostics, Remote parameter adjustment and optimization, Real-time status monitoring, Error code feedback and proactive service, Data storage for 5 years, Remote water treatment management

**In-app purchases:** none


### Katasymbol

[App page](https://appshunter.io/ios/app/katasymbol/id1663408877)

This app allows you to easily create and print custom labels from your mobile device. It offers a wide variety of templates and editing tools, including text, images, and data imports. Connect via Bluetooth for quick and convenient printing.

**Highlights:** Multi-functional editing tools, Rich selection of templates, Diverse design choices, Bluetooth connectivity, Local file storage, Instant printing

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Polytropic free?

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

### Is Katasymbol free?

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

### Which has better reviews, Polytropic or Katasymbol?

Polytropic and Katasymbol are both rated 3.0 out of 5 on the App Store, from 2 and 276 ratings respectively.

### Do Polytropic or Katasymbol have ads?

Neither Polytropic nor Katasymbol shows ads.

### Which is updated more often, Polytropic or Katasymbol?

Polytropic ships an update every 3 weeks, and Katasymbol monthly. Most recently, Polytropic was updated on June 10, 2026 and Katasymbol on September 24, 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.*