# Strike and Dip vs TrailGuide GPS

The clearest difference is price: TrailGuide GPS at Free against Strike and Dip's $4.99. TrailGuide GPS also leads on update cadence (every 3 weeks vs every 9 months) and iOS requirement (15.0 vs 26.0). Strike and Dip's advantage is ads (none vs shown). On rating, ratings volume, in-app purchases and device support there is nothing between them.

TrailGuide GPS is free to download; Strike and Dip costs $4.99 up front. Neither carries in-app purchases, so what you see is what you pay.

On the App Store both sit at effectively the same score — 5.0 for Strike and Dip against 5.0 for TrailGuide GPS. Both are backed by a comparable volume of ratings — 2 and 1 respectively.

Strike and Dip ships an update every 9 months, TrailGuide GPS every 3 weeks. The most recent releases landed on October 27, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Strike and Dip | TrailGuide GPS |
| --- | --- | --- |
| Price | $4.99 | **Free** |
| Rating | [5.0 (2 ratings)](https://appshunter.io/ios/app/strike-and-dip/id335517528/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/trailguide-gps/id6756599157/reviews) |
| Number of ratings | **2** | 1 |
| Positive reviews | 46.2% of reviews | — |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 9 months | **Every 3 weeks** |
| Monetization | Paid | **Ad-supported** |
| Size | 11 MB | 148 MB |
| Requires iOS | 26.0 | **15.0** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Hunt Mountain Software](https://appshunter.io/developer/328710008) | [Kwangnam Jung](https://appshunter.io/developer/820664602) |

## What reviewers say

### Strike and Dip

[App page](https://appshunter.io/ios/app/strike-and-dip/id335517528)

This app functions as a pocket geological tool, enabling users to record strike and dip measurements, bearings, and plunge angles. It also provides real-time location data like latitude, longitude, and elevation, with the ability to save notes and attach photos. Integrated maps display saved data points, and the app offers extensive customization for measurement formats.

**Highlights:** Record strike, dip, and plunge, Get real-time GPS coordinates, Save measurements with notes and photos, View data on integrated maps, Customizable measurement formats, Supports azimuth and quadrant bearings

**In-app purchases:** none


### TrailGuide GPS

[App page](https://appshunter.io/ios/app/trailguide-gps/id6756599157)

Navigate trails with detailed maps and track your progress. Load GPX files to follow existing routes and receive alerts for deviations or arrival at points of interest. This app is designed for outdoor enthusiasts and hikers.

**Highlights:** Hiking and trekking GPS navigation, Displays hiking maps, Shows movement path on map, Load and display GPX tracking files, Follow-track feature with deviation alerts, Arrival notifications at points of interest

**In-app purchases:** none


## Frequently asked questions

### Is Strike and Dip free?

Strike and Dip costs $4.99, with no in-app purchases.

### Is TrailGuide GPS free?

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

### Which has better reviews, Strike and Dip or TrailGuide GPS?

Strike and Dip and TrailGuide GPS are both rated 5.0 out of 5 on the App Store, from 2 and 1 ratings respectively.

### Do Strike and Dip or TrailGuide GPS have ads?

TrailGuide GPS shows ads; Strike and Dip does not.

### Which is updated more often, Strike and Dip or TrailGuide GPS?

Strike and Dip ships an update every 9 months, and TrailGuide GPS every 3 weeks. Most recently, Strike and Dip was updated on October 27, 2026 and TrailGuide GPS 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.*