# HammerTech Sign vs Aphex

The clearest difference is update cadence: Aphex at every 3 weeks against HammerTech Sign's every 2 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.

HammerTech Sign ships an update every 2 months, Aphex every 3 weeks. Both last shipped on October 24, 2026.

## The numbers

| Metric | HammerTech Sign | Aphex |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (6 ratings)](https://appshunter.io/ios/app/hammertech-sign-in-book/id1492255049/reviews)** | — |
| Number of ratings | **6** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 3 weeks** |
| Monetization | Free | — |
| Size | 35 MB | 150 MB |
| Requires iOS | 15.1 | **15.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [HammerTech](https://appshunter.io/developer/1492255048) | [Aphex](https://appshunter.io/developer/1637029388) |

## What reviewers say

### HammerTech Sign

[App page](https://appshunter.io/ios/app/hammertech-sign-in-book/id1492255049)

This app serves as an electronic sign-in book for workers and visitors already in the HammerTech system. It automatically logs their arrival and departure, contributing to daily reports and calculating project hours. The app also generates an on-site contact list for communication and emergencies.

**Highlights:** Electronic sign-in/sign-out, Automatic daily report entry, Worker hour calculation, On-site personnel list, Emergency contact generation

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

**In-app purchases:** none


### Aphex

[App page](https://appshunter.io/ios/app/aphex/id6469986005)

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

**In-app purchases:** none


## Frequently asked questions

### Is HammerTech Sign free?

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

### Is Aphex free?

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

### Do HammerTech Sign or Aphex have ads?

Neither HammerTech Sign nor Aphex shows ads.

### Which is updated more often, HammerTech Sign or Aphex?

HammerTech Sign ships an update every 2 months, and Aphex every 3 weeks. Most recently, HammerTech Sign was updated on October 24, 2026 and Aphex on October 24, 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.*