# WhatTheBug vs Registry Radar

The clearest difference is iOS requirement: Registry Radar at 17.0 against WhatTheBug's 26.2. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. WhatTheBug sells 2 in-app purchases, starting at $2.99 per month and Registry Radar sells 7 in-app purchases, starting at $7.99 per 7 days. Whichever you choose, the download price is not the number that matters.

WhatTheBug ships an update every 2 months, Registry Radar monthly. The most recent releases landed on November 9, 2026 and November 10, 2026 respectively.

## The numbers

| Metric | WhatTheBug | Registry Radar |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[1.0 (1 ratings)](https://appshunter.io/ios/app/registry-radar/id6776073615/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Monthly** |
| Monetization | — | Free with in-app purchases |
| Size | 5 MB | 69 MB |
| Requires iOS | 26.2 | **17.0** |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 17+ |
| Developer | [Tomas Hustoles](https://appshunter.io/developer/1876267624) | [Broctic Inc.](https://appshunter.io/developer/6776073618) |

## What reviewers say

### WhatTheBug

[App page](https://appshunter.io/ios/app/whatthebug-insect-identifier/id6759799374)

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| WhatTheBug Pro | $2.99 | per month |
| Unlock This Bug | $0.99 | one-time |


### Registry Radar

[App page](https://appshunter.io/ios/app/registry-radar/id6776073615)

This app maps public sex offender registry data globally, allowing users to view records near their location or any searched address. It provides detailed information on offenders and offers alerts for new listings in saved areas. The tool prioritizes user privacy with no ads or trackers.

**Highlights:** Global sex offender registry mapping, Detailed offender profiles, Watched places with proximity alerts, Home screen widgets, Official source linking, Searchable by address or location

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

**In-app purchases (7)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Weekly | $7.99 | per 7 days |
| Weekly | $7.99 | per 7 days |
| Pro Monthly | $12.99 | per month |
| Monthly | $12.99 | per month |
| Pro Yearly | $69.99 | per year |
| Yearly | $69.99 | per year |
| Lifetime | $49.99 | one-time |


## Frequently asked questions

### Is WhatTheBug free?

WhatTheBug is free to download, with in-app purchases available.

### Is Registry Radar free?

Registry Radar is free to download, with in-app purchases available.

### Do WhatTheBug or Registry Radar have ads?

Neither WhatTheBug nor Registry Radar shows ads.

### Which is updated more often, WhatTheBug or Registry Radar?

WhatTheBug ships an update every 2 months, and Registry Radar monthly. Most recently, WhatTheBug was updated on November 9, 2026 and Registry Radar on November 10, 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.*