# Python Magicians Hub vs Signals and Systems

The clearest difference is in-app purchases: Python Magicians Hub at none against Signals and Systems's 6. Python Magicians Hub also leads on iOS requirement (12.4 vs 17.0). On price, ads and device support there is nothing between them.

Both are free to download. Signals and Systems sells 6 in-app purchases, starting at $9.99 per month. Python Magicians Hub asks for nothing beyond the download.

## The numbers

| Metric | Python Magicians Hub | Signals and Systems |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | — | Every 5 weeks |
| Size | 36 MB | 18 MB |
| Requires iOS | **12.4** | 17.0 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [TagMango Inc](https://appshunter.io/developer/1611765353) | [Forwa Elade Wunde](https://appshunter.io/developer/1685241344) |

## What reviewers say

### Python Magicians Hub

[App page](https://appshunter.io/ios/app/python-magicians-hub/id6475160362)

**Features:** macOS Compatibility

**In-app purchases:** none


### Signals and Systems

[App page](https://appshunter.io/ios/app/signals-and-systems/id6739804680)

**Features:** macOS Compatibility

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 1 Month | $9.99 | per month |
| 6 Months | $19.99 | per 6 months |
| 1 Year | $29.99 | per year |
| 1500 | $0.99 | one-time |
| 3500 | $1.99 | one-time |
| 9000 | $3.99 | one-time |


## Frequently asked questions

### Is Python Magicians Hub free?

Python Magicians Hub is free to download, with no in-app purchases.

### Is Signals and Systems free?

Signals and Systems is free to download, with in-app purchases available.

### Do Python Magicians Hub or Signals and Systems have ads?

Neither Python Magicians Hub nor Signals and Systems shows ads.

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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.*