# Leopard Circuit Viterbo vs PDE

The clearest difference is iOS requirement: Leopard Circuit Viterbo at 11.0 against PDE's 13.0. On price, update cadence, 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.

Both ship on a similar rhythm, roughly every 12 months. The most recent releases landed on October 9, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | Leopard Circuit Viterbo | PDE |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 12 months | Every 12 months |
| Size | 42 MB | 313 MB |
| Requires iOS | **11.0** | 13.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [VIT MOTORSPORT SRL](https://appshunter.io/developer/1683791868) | [TERNA RETE ITALIA SPA](https://appshunter.io/developer/1458535497) |

## What reviewers say

### Leopard Circuit Viterbo

[App page](https://appshunter.io/ios/app/leopard-circuit-viterbo/id6448174118)

**In-app purchases:** none


### PDE

[App page](https://appshunter.io/ios/app/pde/id6463196517)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Leopard Circuit Viterbo free?

Leopard Circuit Viterbo is free to download, with no in-app purchases.

### Is PDE free?

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

### Do Leopard Circuit Viterbo or PDE have ads?

Neither Leopard Circuit Viterbo nor PDE shows ads.

### Which is updated more often, Leopard Circuit Viterbo or PDE?

Leopard Circuit Viterbo ships an update every 12 months, and PDE every 12 months. Most recently, Leopard Circuit Viterbo was updated on October 9, 2026 and PDE on October 11, 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.*