# Radius on Map + vs My RollTarp

The clearest difference is price: My RollTarp at Free against Radius on Map +'s $5.99. Radius on Map +'s advantage is review sentiment (71% vs 33%) and device support (3 vs 1). On rating, ratings volume, update cadence and ads there is nothing between them.

My RollTarp is free to download; Radius on Map + costs $5.99 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 — 3.3 for Radius on Map + against 3.1 for My RollTarp. Both are backed by a comparable volume of ratings — 4 and 7 respectively. Written reviews are what separate them: 71% of Radius on Map +'s written reviews are positive against 33% of My RollTarp's.

Radius on Map + ships an update every 3 months, My RollTarp every 4 months. The most recent releases landed on October 24, 2026 and October 21, 2026 respectively.

## The numbers

| Metric | Radius on Map + | My RollTarp |
| --- | --- | --- |
| Price | $5.99 | **Free** |
| Rating | **[3.3 (4 ratings)](https://appshunter.io/ios/app/radius-on-map-plus-draw-circle/id991628560/reviews)** | [3.1 (7 ratings)](https://appshunter.io/ios/app/my-rolltarp/id1624722272/reviews) |
| Number of ratings | 4 | **7** |
| Positive reviews | **71.4% of reviews** | 33.3% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 months** | Every 4 months |
| Monetization | Paid | **Free** |
| Size | 5 MB | 21 MB |
| Requires iOS | **9.0** | 18.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [TappiApps](https://appshunter.io/developer/549016746) | [GAMA Electronics, Inc.](https://appshunter.io/developer/1533842080) |

## What reviewers say

### Radius on Map +

[App page](https://appshunter.io/ios/app/radius-on-map-plus-draw-circle/id991628560)

Create and share circular areas on a map with a unique URL. Supports various coordinate and distance units, and allows importing/exporting data in KML format. Ideal for planning and communication.

**Highlights:** Draw radius on map, Share radius via URL, Import/export KML files, Support for multiple coordinate formats, Support for various distance units, Customizable radius properties, No adverts

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

**In-app purchases:** none


### My RollTarp

[App page](https://appshunter.io/ios/app/my-rolltarp/id1624722272)

Control your electric tarp system remotely with this mobile application. Power your tarp up and down, and open or close it with a single touch, all from your smartphone up to 100 feet away.

**Highlights:** Bluetooth remote control, Power tarp up/down, One-touch open/close, Support for multiple phones, Up to 100 ft range

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Radius on Map + free?

Radius on Map + costs $5.99, with no in-app purchases.

### Is My RollTarp free?

My RollTarp is free to download, with no in-app purchases.

### Which has better reviews, Radius on Map + or My RollTarp?

Radius on Map + is rated higher. Radius on Map + averages 3.3 out of 5 from 4 ratings, while My RollTarp averages 3.1 from 7 ratings.

### Do Radius on Map + or My RollTarp have ads?

Neither Radius on Map + nor My RollTarp shows ads.

### Which is updated more often, Radius on Map + or My RollTarp?

Radius on Map + ships an update every 3 months, and My RollTarp every 4 months. Most recently, Radius on Map + was updated on October 24, 2026 and My RollTarp on October 21, 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.*