# RF Fresnel Calculator — RLOS Path profile analysis

> RLOS Path profile analysis (iPhone/iPad app by Devvrat Kalia.)

- Source: https://appshunter.io/ios/app/rf-fresnel-calculator/id6768409821 (this page in markdown: same URL + `.md`)
- Developer: [Devvrat Kalia](https://appshunter.io/developer/1896569497)
- Category: Utilities, Education
- Price: Free with in-app purchases
- Age rating: 4+
- Requires: iOS 17.0 · 45 MB
- Languages: English
- Released: 2026-05-18
- Data updated: 2026-06-25
- User reviews in markdown: https://appshunter.io/ios/app/rf-fresnel-calculator/id6768409821/reviews.md

## What is RF Fresnel Calculator?

Design, analyze, and optimize your wireless links with professional-grade precision. RF Fresnel - Link Planner Pro is the ultimate tool for engineers and network installers to ensure reliable point-to-point communication.

Stop guessing and start calculating. Whether you’re deploying a WISP network, a microwave backhaul, or a simple ham radio link, RF Fresnel provides comprehensive terrain profiles and Fresnel zone analysis to guarantee a clear Line of Sight (LOS).

Key Features
Multi-Source Terrain Data: Seamlessly integrates with Google Elevation, Open-Meteo, and OpenTopoData to provide high-resolution elevation profiles anywhere in the world.
Visual Fresnel Analysis: View real-time interactive charts showing Terrain, Line of Sight (LOS), the 1st Fresnel Zone, and the critical 60% clearance zone.
Smart Height Recommendations: If your link is obstructed, the app automatically calculates the exact antenna height increase needed at either end to clear the path.
Interactive Map Interface: Use Google Maps integration to drop pins, search for locations via Google Places, and visualize your link path geographically.
Detailed Link Reports: Get precise Azimuth, Elevation angles, Spherical distance, and Ground elevation data for both sites.
Professional Exporting: Save your analysis, take high-quality screenshots, and share detailed reports with clients or teammates instantly.
History Tracking: Keep a localized record of all your site surveys and link calculations for quick reference.


Who is it for?
Wireless ISP (WISP) Operators: Optimize AP and CPE placements.
RF Engineers: Perform quick site surveys and link feasibility studies.
Telecommunications Technicians: Troubleshoot signal drops and path obstructions.
Ham Radio Enthusiasts: Plan long-distance VHF/UHF contacts.
Network Architects: Design robust point-to-point microwave backhauls.


Why Choose RF Fresnel Calculator
Built for the field, RF Fresnel combines complex physics with an intuitive mobile experience. Don't risk expensive truck rolls on obstructed paths—verify your link today.

## Pricing and in-app purchases

Base price: Free.

**Subscriptions**

| Subscription | Price | Period |
| --- | --- | --- |
| RF Fresnel Pro | $1.99 | per month |



## Version history (last 4 releases)

### 2.4 — 2026-06-21

Fixed Ad issues
Improves stability

### 2.2 — 2026-05-30

Improved Stability
Ads stabilised
App functionality improved

### 1.1 — 2026-05-18

Improved stability!
Pro version is here 
- Unlimited Analyses
- HD Reports Exports
- Ad free experience 

Not ready for pro?
- Added rewarded analysis system
- 3 free analyses for each rewarded ad

### 1.0 — 2026-05-18

No release notes.

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-06-25.*