# Whois Pro vs DB48X

The clearest difference is price: Whois Pro at Free against DB48X's $4.99. Whois Pro also leads on rating (5.0 vs 4.8) and iOS requirement (12.1 vs 14.0). DB48X's advantage is in-app purchases (none vs 1) and chart position (#187 vs unranked). On ads and device support there is nothing between them.

Whois Pro is free to download; DB48X costs $4.99 up front. Whois Pro sells 1 one-off in-app purchase. DB48X asks for nothing beyond the download.

Whois Pro holds the better App Store score, 5.0 against 4.8. Both are backed by a comparable volume of ratings — 1 and 4 respectively.

## The numbers

| Metric | Whois Pro | DB48X |
| --- | --- | --- |
| Price | **Free** | $4.99 |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/whois-pro/id950862859/reviews)** | [4.8 (4 ratings)](https://appshunter.io/ios/app/db48x/id6615086535/reviews) |
| Number of ratings | 1 | **4** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | — | Every 3 weeks |
| Monetization | **Free with in-app purchases** | Paid |
| Best chart rank | — | **#187** |
| Size | 2 MB | 7 MB |
| Requires iOS | **12.1** | 14.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [AMAXIM APPS, INC](https://appshunter.io/developer/488569471) | [Christophe de Dinechin](https://appshunter.io/developer/1761608161) |

## What reviewers say

### Whois Pro

[App page](https://appshunter.io/ios/app/whois-pro/id950862859)

This app helps you make decisions by spinning a customizable wheel. It's perfect for choosing between options, playing games, or adding fun to group activities. Add emojis and a scrolling info line to personalize your spins.

**Highlights:** Randomize any choice, Up to 8 players/choices, Customizable wheel, Add emojis, Scrolling info line, No ads

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| WhoIs Premium | $1.99 | one-time |


### DB48X

[App page](https://appshunter.io/ios/app/db48x/id6615086535)

**Currently charting:** #187 Top Paid · Productivity (US App Store)

This advanced scientific calculator offers arbitrary precision computations, RPN and algebraic operations, and extensive graphing capabilities. It supports complex numbers, matrices, symbolic calculations, and over 1000 built-in functions, inspired by the HP48 series.

**Highlights:** Arbitrary precision computations, RPN and algebraic operations, Complex numbers, vectors, and matrices, Symbolic computations and numerical solving, Graphing and plotting, Engineering units and currency conversion, Built-in hyperlinked help system

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

**In-app purchases:** none


## Frequently asked questions

### Is Whois Pro free?

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

### Is DB48X free?

DB48X costs $4.99, with no in-app purchases.

### Which has better reviews, Whois Pro or DB48X?

Whois Pro is rated higher. Whois Pro averages 5.0 out of 5 from 1 ratings, while DB48X averages 4.8 from 4 ratings.

### Do Whois Pro or DB48X have ads?

Neither Whois Pro nor DB48X shows ads.

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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.*