# Rayons vs Sentinel Trail

The clearest difference is price: Sentinel Trail at Free against Rayons's $4.99. Sentinel Trail also leads on update cadence (every 3 weeks vs every 2 months) and iOS requirement (16.7 vs 26.0). On ads, in-app purchases and device support there is nothing between them.

Sentinel Trail is free to download; Rayons costs $4.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Rayons ships an update every 2 months, Sentinel Trail every 3 weeks. The most recent releases landed on September 23, 2026 and September 11, 2026 respectively.

## The numbers

| Metric | Rayons | Sentinel Trail |
| --- | --- | --- |
| Price | $4.99 | **Free** |
| Rating | — | **[5.0 (2 ratings)](https://appshunter.io/ios/app/sentinel-trail/id6468912038/reviews)** |
| Number of ratings | — | **2** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 3 weeks** |
| Monetization | — | Free |
| Size | 3 MB | 110 MB |
| Requires iOS | 26.0 | **16.7** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Timothy P Miller](https://appshunter.io/developer/1487535197) | [Francis Lessard](https://appshunter.io/developer/931309717) |

## What reviewers say

### Rayons

[App page](https://appshunter.io/ios/app/rayons/id1487535198)

**In-app purchases:** none


### Sentinel Trail

[App page](https://appshunter.io/ios/app/sentinel-trail/id6468912038)

This app helps trail networks manage maintenance tasks for various activities like mountain biking and hiking. Users can log issues with GPS accuracy, create detailed tasks with photos and material lists, and assign them to team members for efficient workflow management and budgeting.

**Highlights:** GPS-based trail issue identification, Task creation with photos and material lists, Team collaboration and task assignment, Maintenance work prioritization, Effort and budget planning tools

**In-app purchases:** none


## Frequently asked questions

### Is Rayons free?

Rayons costs $4.99, with no in-app purchases.

### Is Sentinel Trail free?

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

### Do Rayons or Sentinel Trail have ads?

Neither Rayons nor Sentinel Trail shows ads.

### Which is updated more often, Rayons or Sentinel Trail?

Rayons ships an update every 2 months, and Sentinel Trail every 3 weeks. Most recently, Rayons was updated on September 23, 2026 and Sentinel Trail on September 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.*