# OTAMap vs Ultraf Raphael Valve

The clearest difference is price: Ultraf Raphael Valve at Free against OTAMap's $2.99. On update cadence, ads, in-app purchases and device support there is nothing between them.

Ultraf Raphael Valve is free to download; OTAMap costs $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.

OTAMap ships an update every 38 months, Ultraf Raphael Valve every 21 months. The most recent releases landed on October 23, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | OTAMap | Ultraf Raphael Valve |
| --- | --- | --- |
| Price | $2.99 | **Free** |
| Rating | **[3.6 (9 ratings)](https://appshunter.io/ios/app/otamap/id441016695/reviews)** | — |
| Number of ratings | **9** | — |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 38 months | **Every 21 months** |
| Monetization | Paid | — |
| Size | 23 MB | 20 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Arctic Surf Designs](https://appshunter.io/developer/441016698) | [RAPHAEL VALVES INDUSTRIES (1975) LTD](https://appshunter.io/developer/1453499008) |

## What reviewers say

### OTAMap

[App page](https://appshunter.io/ios/app/otamap/id441016695)

Locate and aim your antenna for Over The Air (OTA) television and FM stations. View transmission tower positions relative to your location to optimize reception for local or distant channels. Supports continental USA, Alaska, Canada, Hawaii, and Northern Mexico.

**Highlights:** Find OTA TV and FM stations, View transmission tower locations, Optimize antenna aiming, Filter stations by distance, power, and contour, Save and recall locations, Offline mapping functionality

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

**In-app purchases:** none


### Ultraf Raphael Valve

[App page](https://appshunter.io/ios/app/ultraf-raphael-valve/id6575368654)

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

**In-app purchases:** none


## Frequently asked questions

### Is OTAMap free?

OTAMap costs $2.99, with no in-app purchases.

### Is Ultraf Raphael Valve free?

Ultraf Raphael Valve is free to download, with no in-app purchases.

### Do OTAMap or Ultraf Raphael Valve have ads?

Neither OTAMap nor Ultraf Raphael Valve shows ads.

### Which is updated more often, OTAMap or Ultraf Raphael Valve?

OTAMap ships an update every 38 months, and Ultraf Raphael Valve every 21 months. Most recently, OTAMap was updated on October 23, 2026 and Ultraf Raphael Valve 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.*