# OTAMap vs d20 3D

The clearest difference is review sentiment: d20 3D at 100% against OTAMap's 50%. d20 3D also leads on price (Free vs $2.99) and rating (5.0 vs 3.6). OTAMap's advantage is ratings volume (9 vs 2). On ads, in-app purchases and device support there is nothing between them.

d20 3D is free to download; OTAMap costs $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.

d20 3D holds the better App Store score, 5.0 against 3.6. Both are backed by a comparable volume of ratings — 9 and 2 respectively. Written reviews point the same way: 50% of OTAMap's written reviews are positive against 100% of d20 3D's.

## The numbers

| Metric | OTAMap | d20 3D |
| --- | --- | --- |
| Price | $2.99 | **Free** |
| Rating | [3.6 (9 ratings)](https://appshunter.io/ios/app/otamap/id441016695/reviews) | **[5.0 (2 ratings)](https://appshunter.io/ios/app/d20-3d/id1001800672/reviews)** |
| Number of ratings | **9** | 2 |
| Positive reviews | 50.0% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 38 months | — |
| Monetization | Paid | **Free** |
| Size | 23 MB | 93 MB |
| Requires iOS | 15.0 | **6.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Arctic Surf Designs](https://appshunter.io/developer/441016698) | [Technospirits](https://appshunter.io/developer/379836863) |

## 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


### d20 3D

[App page](https://appshunter.io/ios/app/d20-3d/id1001800672)

Simulate realistic dice rolls with impressive 3D graphics. This app allows you to roll multiple dice simultaneously and automatically calculates the total, enhancing tabletop gaming experiences without the need for physical dice.

**Highlights:** Realistic 3D dice rolling, Support for d4, d6, d8, d10, d12, d20, Roll up to 10 of each dice type, Integer modifier for rolls, Automatic addition of dice totals

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is OTAMap free?

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

### Is d20 3D free?

d20 3D is free to download, with no in-app purchases.

### Which has better reviews, OTAMap or d20 3D?

d20 3D is rated higher. OTAMap averages 3.6 out of 5 from 9 ratings, while d20 3D averages 5.0 from 2 ratings.

### Do OTAMap or d20 3D have ads?

Neither OTAMap nor d20 3D shows ads.

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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.*