# APG Crimp Tool vs Kaliper

The clearest difference is in-app purchases: APG Crimp Tool at none against Kaliper's 1. APG Crimp Tool also leads on ads (none vs shown) and update cadence (every 5 days vs every 8 months). On price, device support and iOS requirement there is nothing between them.

Both are free to download. Kaliper sells 1 one-off in-app purchase. APG Crimp Tool asks for nothing beyond the download.

APG Crimp Tool ships an update every 5 days, Kaliper every 8 months. The most recent releases landed on November 6, 2026 and November 11, 2026 respectively.

## The numbers

| Metric | APG Crimp Tool | Kaliper |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.6 (8 ratings)](https://appshunter.io/ios/app/kaliper/id1469528726/reviews)** |
| Number of ratings | — | **8** |
| Positive reviews | — | 50.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | **Every 5 days** | Every 8 months |
| Monetization | — | Free with in-app purchases |
| Size | 28 MB | 4 MB |
| Requires iOS | 15.1 | **14.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [American Packing & Gasket Opco, LLC](https://appshunter.io/developer/1472273741) | [Farren Domenici](https://appshunter.io/developer/583666476) |

## What reviewers say

### APG Crimp Tool

[App page](https://appshunter.io/ios/app/apg-crimp-tool/id1464615607)

**Features:** macOS Compatibility

**In-app purchases:** none


### Kaliper

[App page](https://appshunter.io/ios/app/kaliper/id1469528726)

Measure key cuts accurately using your device's camera. This utility helps decode keys when a physical caliper is unavailable or difficult to read. Offers predefined systems and custom measurement options for various lock types.

**Highlights:** Measure key cuts with device camera, Predefined lock systems, Custom key measurement input, Ad-free upgrade option, Supports various lock brands

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Kaliper Full Version | $1.99 | one-time |


## Frequently asked questions

### Is APG Crimp Tool free?

APG Crimp Tool is free to download, with no in-app purchases.

### Is Kaliper free?

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

### Do APG Crimp Tool or Kaliper have ads?

Kaliper shows ads; APG Crimp Tool does not.

### Which is updated more often, APG Crimp Tool or Kaliper?

APG Crimp Tool ships an update every 5 days, and Kaliper every 8 months. Most recently, APG Crimp Tool was updated on November 6, 2026 and Kaliper on November 11, 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.*