# TrustCall vs HPM BUILDING

The clearest difference is device support: HPM BUILDING at 3 against TrustCall's 1. 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.

TrustCall ships an update every 5 weeks, HPM BUILDING every 6 weeks. The most recent releases landed on October 20, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | TrustCall | HPM BUILDING |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 5 weeks** | Every 6 weeks |
| Size | 37 MB | 71 MB |
| Requires iOS | 16.0 | **15.1** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [LEEON CYBER SECURITY JOINT STOCK COMPANY](https://appshunter.io/developer/1731666930) | [S - TECH TECHNOLOGY LIMITED COMPANY](https://appshunter.io/developer/1619489979) |

## What reviewers say

### TrustCall

[App page](https://appshunter.io/ios/app/trustcall/id6470878918)

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

**In-app purchases:** none


### HPM BUILDING

[App page](https://appshunter.io/ios/app/hpm-building/id6754759065)

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

**In-app purchases:** none


## Frequently asked questions

### Is TrustCall free?

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

### Is HPM BUILDING free?

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

### Do TrustCall or HPM BUILDING have ads?

Neither TrustCall nor HPM BUILDING shows ads.

### Which is updated more often, TrustCall or HPM BUILDING?

TrustCall ships an update every 5 weeks, and HPM BUILDING every 6 weeks. Most recently, TrustCall was updated on October 20, 2026 and HPM BUILDING on October 5, 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.*