# CATCheckpoint vs HammerTech Sign

The clearest difference is in-app purchases: HammerTech Sign at none against CATCheckpoint's 2. CATCheckpoint's advantage is iOS requirement (12.0 vs 15.1). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. CATCheckpoint sells 1 one-off in-app purchase. HammerTech Sign asks for nothing beyond the download.

Both ship on a similar rhythm, roughly every 2 months. Both last shipped on October 29, 2026.

## The numbers

| Metric | CATCheckpoint | HammerTech Sign |
| --- | --- | --- |
| 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 | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 2 months | Every 2 months |
| Monetization | — | Free |
| Size | 34 MB | 35 MB |
| Requires iOS | **12.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Construction Software Pty Ltd](https://appshunter.io/developer/588933731) | [HammerTech](https://appshunter.io/developer/1492255048) |

## What reviewers say

### CATCheckpoint

[App page](https://appshunter.io/ios/app/catcheckpoint/id1481417322)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Mobile Access Upgrade | $54.99 | one-time |


### 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


## Frequently asked questions

### Is CATCheckpoint free?

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

### Is HammerTech Sign free?

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

### Do CATCheckpoint or HammerTech Sign have ads?

Neither CATCheckpoint nor HammerTech Sign shows ads.

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

CATCheckpoint ships an update every 2 months, and HammerTech Sign every 2 months. Most recently, CATCheckpoint was updated on October 29, 2026 and HammerTech Sign on October 29, 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.*