# Radius Bomb vs Scorpion App

The clearest difference is review sentiment: Radius Bomb at 60% against Scorpion App's 0%. Radius Bomb also leads on rating (3.4 vs 3.2) and iOS requirement (10.0 vs 15.6). Scorpion App's advantage is monetization model (free vs free with in-app purchases) and ratings volume (17 vs 5). On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Radius Bomb holds the better App Store score, 3.4 against 3.2. Both are backed by a comparable volume of ratings — 5 and 17 respectively. Written reviews point the same way: 60% of Radius Bomb's written reviews are positive against 0% of Scorpion App's.

Radius Bomb ships an update every 5 weeks, Scorpion App every 2 months. The most recent releases landed on October 23, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Radius Bomb | Scorpion App |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.4 (5 ratings)](https://appshunter.io/ios/app/radius-bomb/id659240354/reviews)** | [3.2 (17 ratings)](https://appshunter.io/ios/app/scorpion-app/id1621407260/reviews) |
| Number of ratings | 5 | **17** |
| Positive reviews | **60.0% of reviews** | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 5 weeks** | Every 2 months |
| Monetization | Free with in-app purchases | **Free** |
| Size | 116 MB | 225 MB |
| Requires iOS | **10.0** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Birds Beware Window Cleaning LLC](https://appshunter.io/developer/652116751) | [Scorpion Design, Inc](https://appshunter.io/developer/701121246) |

## What reviewers say

### Radius Bomb

[App page](https://appshunter.io/ios/app/radius-bomb/id659240354)

Automate follow-ups for small local businesses with postcards and emails. Schedule messages for future delivery and organize them into custom sequences. Postcards are affordably priced, and initial email volume is free.

**Highlights:** Automated postcard follow-ups, Automated email follow-ups, Scheduled message delivery, Customizable follow-up sequences, Postcard printing, addressing, and postage included, Free email up to 1,000 per month

**Features:** macOS Compatibility

**In-app purchases:** none


### Scorpion App

[App page](https://appshunter.io/ios/app/scorpion-app/id1621407260)

Manage your digital marketing, communications, and business reports from your mobile device. Track website leads, listen to call recordings, and monitor social media activity. Stay connected with your business and customers anytime, anywhere.

**Highlights:** Digital marketing management, Communication tools, Business reporting, Website lead review, Call recording access, Social media monitoring

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Radius Bomb free?

Radius Bomb is free to download, with no in-app purchases.

### Is Scorpion App free?

Scorpion App is free to download, with no in-app purchases.

### Which has better reviews, Radius Bomb or Scorpion App?

Radius Bomb is rated higher. Radius Bomb averages 3.4 out of 5 from 5 ratings, while Scorpion App averages 3.2 from 17 ratings.

### Do Radius Bomb or Scorpion App have ads?

Neither Radius Bomb nor Scorpion App shows ads.

### Which is updated more often, Radius Bomb or Scorpion App?

Radius Bomb ships an update every 5 weeks, and Scorpion App every 2 months. Most recently, Radius Bomb was updated on October 23, 2026 and Scorpion App 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.*