# Domain Check vs GrepEx

The clearest difference is price: Domain Check at Free against GrepEx's $1.99. GrepEx's advantage is in-app purchases (none vs 1) and update cadence (weekly vs every 14 months). On ads and device support there is nothing between them.

Domain Check is free to download; GrepEx costs $1.99 up front. Domain Check sells 1 one-off in-app purchase. GrepEx asks for nothing beyond the download.

Domain Check ships an update every 14 months, GrepEx weekly. The most recent releases landed on September 30, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | Domain Check | GrepEx |
| --- | --- | --- |
| Price | **Free** | $1.99 |
| Rating | **[1.0 (1 ratings)](https://appshunter.io/ios/app/domain-check/id649317039/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 14 months | **Weekly** |
| Monetization | Free | — |
| Size | 6 MB | 12 MB |
| Requires iOS | 17.0 | **13.4** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Geekme](https://appshunter.io/developer/823506026) | [Jeremy Laratro](https://appshunter.io/developer/1864044207) |

## 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 |


### GrepEx

[App page](https://appshunter.io/ios/app/grepex/id6756987451)

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

**In-app purchases:** none


## Frequently asked questions

### Is Domain Check free?

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

### Is GrepEx free?

GrepEx costs $1.99, with no in-app purchases.

### Do Domain Check or GrepEx have ads?

Neither Domain Check nor GrepEx shows ads.

### Which is updated more often, Domain Check or GrepEx?

Domain Check ships an update every 14 months, and GrepEx weekly. Most recently, Domain Check was updated on September 30, 2026 and GrepEx on October 7, 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.*