# RDAP Browser vs BusHub

The clearest difference is update cadence: RDAP Browser at every 2 days against BusHub's every 2 weeks. BusHub's advantage is iOS requirement (15.1 vs 18.0). On price, ads, in-app purchases and device support there is nothing between them.

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

RDAP Browser ships an update every 2 days, BusHub every 2 weeks. The most recent releases landed on October 2, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | RDAP Browser | BusHub |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 days** | Every 2 weeks |
| Monetization | Free | — |
| Size | 3 MB | 45 MB |
| Requires iOS | 18.0 | **15.1** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Viagenie Inc](https://appshunter.io/developer/1401502955) | [Route 413 Media Marketing](https://appshunter.io/developer/872432486) |

## What reviewers say

### RDAP Browser

[App page](https://appshunter.io/ios/app/rdap-browser/id1473692572)

Access detailed registration information for domain names, IP addresses, and autonomous system numbers. It queries authoritative RDAP servers to display registrant, expiration, registrar, and DNS details. This tool replaces the older Whois protocol for modern data retrieval.

**Highlights:** Domain name registration lookup, IP address registration lookup, Autonomous System Number lookup, Displays registrant and expiration details, Shows registrar and registry information, Provides DNS and DNSSEC details

**Features:** macOS Compatibility

**In-app purchases:** none


### BusHub

[App page](https://appshunter.io/ios/app/bushub/id1528391603)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is RDAP Browser free?

RDAP Browser is free to download, with no in-app purchases.

### Is BusHub free?

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

### Do RDAP Browser or BusHub have ads?

Neither RDAP Browser nor BusHub shows ads.

### Which is updated more often, RDAP Browser or BusHub?

RDAP Browser ships an update every 2 days, and BusHub every 2 weeks. Most recently, RDAP Browser was updated on October 2, 2026 and BusHub on October 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.*