# Cleantech Park App vs ESPC

The clearest difference is update cadence: ESPC at daily against Cleantech Park App's every 6 weeks. ESPC also leads on device support (3 vs 1) and iOS requirement (15.0 vs 17.0). On price, ads and in-app purchases there is nothing between them.

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

Cleantech Park App ships an update every 6 weeks, ESPC daily. The most recent releases landed on October 24, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | Cleantech Park App | ESPC |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Daily** |
| Size | 166 MB | 15 MB |
| Requires iOS | 17.0 | **15.0** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 17+ | 4+ |
| Developer | [IPKW](https://appshunter.io/developer/1714484728) | [Poznan Supercomputing and Networking Center](https://appshunter.io/developer/726093818) |

## What reviewers say

### Cleantech Park App

[App page](https://appshunter.io/ios/app/cleantech-park-app/id6470938693)

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

**In-app purchases:** none


### ESPC

[App page](https://appshunter.io/ios/app/espc-2026/id6814818998)

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

**In-app purchases:** none


## Frequently asked questions

### Is Cleantech Park App free?

Cleantech Park App is free to download, with no in-app purchases.

### Is ESPC free?

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

### Do Cleantech Park App or ESPC have ads?

Neither Cleantech Park App nor ESPC shows ads.

### Which is updated more often, Cleantech Park App or ESPC?

Cleantech Park App ships an update every 6 weeks, and ESPC daily. Most recently, Cleantech Park App was updated on October 24, 2026 and ESPC on October 7, 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.*