# PolyChain vs WePass NASM CPT

The clearest difference is in-app purchases: PolyChain at none against WePass NASM CPT's 1. WePass NASM CPT's advantage is device support. On price and iOS requirement there is nothing between them.

Both are free to download. WePass NASM CPT sells 1 one-off in-app purchase. PolyChain asks for nothing beyond the download.

## The numbers

| Metric | PolyChain | WePass NASM CPT |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | — | No |
| Update frequency | — | Every 11 days |
| Size | 13 MB | 77 MB |
| Requires iOS | 12.4 | **12.0** |
| Devices | — | **iPhone, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [The Hong Kong Polytechnic University](https://appshunter.io/developer/442903588) | [GEEWAX TECHNOLOGY PTE LTD](https://appshunter.io/developer/1673212998) |

## What reviewers say

### PolyChain

[App page](https://appshunter.io/ios/app/polychain/id6444431184)

**In-app purchases:** none


### WePass NASM CPT

[App page](https://appshunter.io/ios/app/wepass-nasm-cpt/id6497231302)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| WePass NASM CPT Premium (1yr) | $17.99 | one-time |


## Frequently asked questions

### Is PolyChain free?

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

### Is WePass NASM CPT free?

WePass NASM CPT is free to download, with in-app purchases available.

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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.*