# TPZ vs HSP

The clearest difference is update cadence: HSP at every 3 weeks against TPZ's every 40 months. 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.

TPZ ships an update every 40 months, HSP every 3 weeks. The most recent releases landed on October 2, 2026 and September 23, 2026 respectively.

## The numbers

| Metric | TPZ | HSP |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 60.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 40 months | **Every 3 weeks** |
| Monetization | — | Free |
| Size | 12 MB | 72 MB |
| Requires iOS | 15.6 | **15.1** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Brad Bowden](https://appshunter.io/developer/743465921) | [HSP 4x4](https://appshunter.io/developer/1516043561) |

## What reviewers say

### TPZ

[App page](https://appshunter.io/ios/app/tpz/id1434647036)

**In-app purchases:** none


### HSP

[App page](https://appshunter.io/ios/app/hsp/id1516043562)

Control your electric truck bed cover directly from your iPhone. Open, close, pause, and manage the integrated LED light with simple taps or voice commands. This app enhances your vehicle's utility with seamless integration.

**Highlights:** Open and close truck bed cover, Operate integrated LED light, Voice command via Siri, Control from iPhone, AirPods, EarPods, iWatch, Seamless vehicle integration

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is TPZ free?

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

### Is HSP free?

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

### Do TPZ or HSP have ads?

Neither TPZ nor HSP shows ads.

### Which is updated more often, TPZ or HSP?

TPZ ships an update every 40 months, and HSP every 3 weeks. Most recently, TPZ was updated on October 2, 2026 and HSP on September 23, 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.*