# pi vs PennDOT

The clearest difference is iOS requirement: pi at 15.6 against PennDOT's 18.6. 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.

pi ships an update every 6 weeks, PennDOT every 2 months. The most recent releases landed on November 7, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | pi | PennDOT |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[3.3 (3 ratings)](https://appshunter.io/ios/app/penndot-eticketing/id1585228986/reviews)** |
| Number of ratings | — | **3** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 6 weeks** | Every 2 months |
| Monetization | — | Free |
| Size | 73 MB | 9 MB |
| Requires iOS | **15.6** | 18.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Pi Variables, Inc](https://appshunter.io/developer/1488697253) | [Executive Office of The Commonwealth of Pennsylvania](https://appshunter.io/developer/1482180304) |

## What reviewers say

### pi

[App page](https://appshunter.io/ios/app/pi-lit/id1488697254)

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

**In-app purchases:** none


### PennDOT

[App page](https://appshunter.io/ios/app/penndot-eticketing/id1585228986)

This app allows PennDOT inspectors and contractors to manage construction material tickets. Users can view supplier-generated tickets and approve or return them based on materials received at the site.

**Highlights:** View supplier-generated tickets, Approve tickets, Return tickets, Manage construction material information, Mobile eTicketing for inspectors and contractors

**In-app purchases:** none


## Frequently asked questions

### Is pi free?

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

### Is PennDOT free?

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

### Do pi or PennDOT have ads?

Neither pi nor PennDOT shows ads.

### Which is updated more often, pi or PennDOT?

pi ships an update every 6 weeks, and PennDOT every 2 months. Most recently, pi was updated on November 7, 2026 and PennDOT on November 3, 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.*