# Angle Gradient Inclinometer vs SKTrack

The clearest difference is rating: SKTrack at 5.0 against Angle Gradient Inclinometer's 4.4. SKTrack also leads on ads (none vs shown) and monetization model (free vs ad-supported). Angle Gradient Inclinometer's advantage is ratings volume (295 vs 1). On price, update cadence, 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.

SKTrack holds the better App Store score, 5.0 against 4.4. That said, the two scores are not equally well evidenced: Angle Gradient Inclinometer has 295 ratings behind it against 1, so its average is the more settled of the two.

Angle Gradient Inclinometer ships an update every 8 months, SKTrack every 10 months. The most recent releases landed on September 27, 2026 and June 21, 2026 respectively.

## The numbers

| Metric | Angle Gradient Inclinometer | SKTrack |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.4 (295 ratings)](https://appshunter.io/ios/app/angle-gradient-inclinometer/id530077112/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/sktrack/id1569155332/reviews)** |
| Number of ratings | **295** | 1 |
| Positive reviews | 51.1% of reviews | — |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | **Every 8 months** | Every 10 months |
| Monetization | Ad-supported | **Free** |
| Size | 11 MB | 14 MB |
| Requires iOS | **13** | 14.1 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [SHIGETO TAKAGI](https://appshunter.io/developer/519611619) | [SignaKey LLC](https://appshunter.io/developer/1438620034) |

## What reviewers say

### Angle Gradient Inclinometer

[App page](https://appshunter.io/ios/app/angle-gradient-inclinometer/id530077112)

Easily measure tilt angles with this free protractor app. It displays inclination from 0 to 359 degrees, along with gradient percentages and angles summing to 180 or 360 degrees. Switch to theodolite mode to set a specified angle to zero.

**Highlights:** Measure tilt angles 0-359 degrees, Display gradient percentage, Show sum angles (180/360), Theodolite mode, Set specified angle to zero

**Features:** Vision Pro support

**In-app purchases:** none


### SKTrack

[App page](https://appshunter.io/ios/app/sktrack/id1569155332)

This app provides immutable traceability for items by using tamper-evident seals with unique encryption. It records the date, time, and geospatial coordinates of item scanning events, ensuring secure chain of custody from origin to destination.

**Highlights:** Tamper-evident seals, Immutable traceability, Unique encryption, Geospatial coordinate recording, Chain of custody assurance, On-location scanning

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Angle Gradient Inclinometer free?

Angle Gradient Inclinometer is free to download, with no in-app purchases.

### Is SKTrack free?

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

### Which has better reviews, Angle Gradient Inclinometer or SKTrack?

SKTrack is rated higher. Angle Gradient Inclinometer averages 4.4 out of 5 from 295 ratings, while SKTrack averages 5.0 from 1 ratings.

### Do Angle Gradient Inclinometer or SKTrack have ads?

Angle Gradient Inclinometer shows ads; SKTrack does not.

### Which is updated more often, Angle Gradient Inclinometer or SKTrack?

Angle Gradient Inclinometer ships an update every 8 months, and SKTrack every 10 months. Most recently, Angle Gradient Inclinometer was updated on September 27, 2026 and SKTrack on June 21, 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.*