# Kaliper vs The Pit Log

The clearest difference is review sentiment: The Pit Log at 100% against Kaliper's 50%. The Pit Log also leads on in-app purchases (none vs 1) and ads (none vs shown). Kaliper's advantage is price (Free vs $1.99) and ratings volume (8 vs 1). On device support there is nothing between them.

Kaliper is free to download; The Pit Log costs $1.99 up front. Kaliper sells 1 one-off in-app purchase. The Pit Log asks for nothing beyond the download.

The Pit Log holds the better App Store score, 5.0 against 4.6. That said, the two scores are not equally well evidenced: Kaliper has 8 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 50% of Kaliper's written reviews are positive against 100% of The Pit Log's.

Kaliper ships an update every 8 months, The Pit Log every 6 days. The most recent releases landed on August 25, 2026 and September 22, 2026 respectively.

## The numbers

| Metric | Kaliper | The Pit Log |
| --- | --- | --- |
| Price | **Free** | $1.99 |
| Rating | [4.6 (8 ratings)](https://appshunter.io/ios/app/kaliper/id1469528726/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/the-pit-log/id6761210335/reviews)** |
| Number of ratings | **8** | 1 |
| Positive reviews | 50.0% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 8 months | **Every 6 days** |
| Monetization | **Free with in-app purchases** | Paid |
| Best chart rank | — | **#184** |
| Size | 4 MB | 3 MB |
| Requires iOS | **14.0** | 17.6 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Farren Domenici](https://appshunter.io/developer/583666476) | [Kevin Turner](https://appshunter.io/developer/1888288414) |

## What reviewers say

### 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 |


### The Pit Log

[App page](https://appshunter.io/ios/app/the-pit-log/id6761210335)

**Currently charting:** #184 Top Paid · Utilities (US App Store)

Track vehicle maintenance, modifications, and fuel consumption. Organize your garage with detailed logs for services, parts inventory, and performance stats. Data is stored locally for privacy.

**Highlights:** Track vehicle services and costs, Log all vehicle modifications, Monitor fuel consumption and MPG, Manage parts inventory with alerts, Customize quick view stats, Export data to XLSX, Local data storage for privacy

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

**In-app purchases:** none


## Frequently asked questions

### Is Kaliper free?

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

### Is The Pit Log free?

The Pit Log costs $1.99, with no in-app purchases.

### Which has better reviews, Kaliper or The Pit Log?

The Pit Log is rated higher. Kaliper averages 4.6 out of 5 from 8 ratings, while The Pit Log averages 5.0 from 1 ratings.

### Do Kaliper or The Pit Log have ads?

Kaliper shows ads; The Pit Log does not.

### Which is updated more often, Kaliper or The Pit Log?

Kaliper ships an update every 8 months, and The Pit Log every 6 days. Most recently, Kaliper was updated on August 25, 2026 and The Pit Log on September 22, 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.*