# Domain Check vs Whois Data

The clearest difference is review sentiment: Whois Data at 67% against Domain Check's 0%. Whois Data also leads on rating (4.2 vs 1.0) and in-app purchases (none vs 1). Domain Check's advantage is update cadence (every 14 months vs every 35 months). On price, ads, monetization model and device support there is nothing between them.

Both are free to download. Domain Check sells 1 one-off in-app purchase. Whois Data asks for nothing beyond the download.

Whois Data holds the better App Store score, 4.2 against 1.0. That said, the two scores are not equally well evidenced: Whois Data has 5 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 0% of Domain Check's written reviews are positive against 67% of Whois Data's.

Domain Check ships an update every 14 months, Whois Data every 35 months. The most recent releases landed on October 15, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | Domain Check | Whois Data |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [1.0 (1 ratings)](https://appshunter.io/ios/app/domain-check/id649317039/reviews) | **[4.2 (5 ratings)](https://appshunter.io/ios/app/whois-data/id962521291/reviews)** |
| Number of ratings | 1 | **5** |
| Positive reviews | 0.0% of reviews | **66.7% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 14 months** | Every 35 months |
| Monetization | Free | Free |
| Size | 6 MB | 20 MB |
| Requires iOS | 17.0 | **8.2** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Geekme](https://appshunter.io/developer/823506026) | [Bradley Wong](https://appshunter.io/developer/747580915) |

## What reviewers say

### Domain Check

[App page](https://appshunter.io/ios/app/domain-check/id649317039)

Instantly retrieve detailed WHOIS information for any website using real WHOIS servers. Check domain availability, view comprehensive details, and maintain a history of your queries. Supports all top-level domains.

**Highlights:** Real WHOIS server queries, Unlimited queries, All TLD support, Domain availability check, Detailed domain information, Query history

**Features:** Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Advertising | $0.99 | one-time |


### Whois Data

[App page](https://appshunter.io/ios/app/whois-data/id962521291)

Instantly retrieve WHOIS data for any domain name, including newer gTLDs and Internationalized Domain Names. All past lookups are saved locally for easy access.

**Highlights:** WHOIS lookup for any domain, Supports new gTLDs, Supports International Domain Names (IDNs), Native language or punycode input, Local history of lookups

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Domain Check free?

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

### Is Whois Data free?

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

### Which has better reviews, Domain Check or Whois Data?

Whois Data is rated higher. Domain Check averages 1.0 out of 5 from 1 ratings, while Whois Data averages 4.2 from 5 ratings.

### Do Domain Check or Whois Data have ads?

Neither Domain Check nor Whois Data shows ads.

### Which is updated more often, Domain Check or Whois Data?

Domain Check ships an update every 14 months, and Whois Data every 35 months. Most recently, Domain Check was updated on October 15, 2026 and Whois Data on October 5, 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.*