# PDHIQ vs PDH Tracker

The clearest difference is update cadence: PDHIQ at every 2 weeks against PDH Tracker's every 2 months. PDHIQ also leads on device support (3 vs 1) and iOS requirement (15.1 vs 18.0). On price, ads and in-app purchases there is nothing between them.

Both are free to download. PDHIQ sells 1 in-app purchase, starting at $39.99 per year and PDH Tracker sells 1 in-app purchase, starting at $9.99 per year. Whichever you choose, the download price is not the number that matters.

PDHIQ ships an update every 2 weeks, PDH Tracker every 2 months. The most recent releases landed on October 24, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | PDHIQ | PDH Tracker |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Every 2 months |
| Size | 25 MB | 10 MB |
| Requires iOS | **15.1** | 18.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Angela Freeman](https://appshunter.io/developer/1885394844) | [Coastal Dune Labs LLC](https://appshunter.io/developer/1895505006) |

## What reviewers say

### PDHIQ

[App page](https://appshunter.io/ios/app/pdhiq/id6763675737)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| PDHIQ Pro | $39.99 | per year |


### PDH Tracker

[App page](https://appshunter.io/ios/app/pdh-tracker-engineering/id6785349591)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Engineering PDH Tracker Pro | $9.99 | per year |


## Frequently asked questions

### Is PDHIQ free?

PDHIQ is free to download, with in-app purchases available.

### Is PDH Tracker free?

PDH Tracker is free to download, with in-app purchases available.

### Do PDHIQ or PDH Tracker have ads?

Neither PDHIQ nor PDH Tracker shows ads.

### Which is updated more often, PDHIQ or PDH Tracker?

PDHIQ ships an update every 2 weeks, and PDH Tracker every 2 months. Most recently, PDHIQ was updated on October 24, 2026 and PDH Tracker on October 25, 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.*