# PGDB vs TRS Tractors

The clearest difference is update cadence: PGDB at every 3 months against TRS Tractors's every 9 months. TRS Tractors's advantage is iOS requirement (11.0 vs 15.1). On price, ads, in-app purchases and device support there is nothing between them.

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

PGDB ships an update every 3 months, TRS Tractors every 9 months. The most recent releases landed on September 9, 2026 and September 21, 2026 respectively.

## The numbers

| Metric | PGDB | TRS Tractors |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 months** | Every 9 months |
| Size | 48 MB | 31 MB |
| Requires iOS | 15.1 | **11.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 17+ | 4+ |
| Developer | [Plumbers, Gasfitters, and Drainlayers Board](https://appshunter.io/developer/1482224138) | [NZ Marketing Group Limited](https://appshunter.io/developer/1431905765) |

## What reviewers say

### PGDB

[App page](https://appshunter.io/ios/app/pgdb/id1482224139)

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

**In-app purchases:** none


### TRS Tractors

[App page](https://appshunter.io/ios/app/trs-tractors/id1568067507)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is PGDB free?

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

### Is TRS Tractors free?

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

### Do PGDB or TRS Tractors have ads?

Neither PGDB nor TRS Tractors shows ads.

### Which is updated more often, PGDB or TRS Tractors?

PGDB ships an update every 3 months, and TRS Tractors every 9 months. Most recently, PGDB was updated on September 9, 2026 and TRS Tractors on September 21, 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.*