# WHOIS WORKS vs 스마트팟 DFU

The clearest difference is update cadence: WHOIS WORKS at fortnightly against 스마트팟 DFU's every 2 months. WHOIS WORKS also leads on iOS requirement (13.0 vs 16.0). 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.

WHOIS WORKS ships an update fortnightly, 스마트팟 DFU every 2 months. The most recent releases landed on October 9, 2026 and October 16, 2026 respectively.

## The numbers

| Metric | WHOIS WORKS | 스마트팟 DFU |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Fortnightly** | Every 2 months |
| Monetization | Free | — |
| Size | 44 MB | 40 MB |
| Requires iOS | **13.0** | 16.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Whois Corp.](https://appshunter.io/developer/451387335) | [ThermoLab Korea Co., Ltd](https://appshunter.io/developer/1745439919) |

## What reviewers say

### WHOIS WORKS

[App page](https://appshunter.io/ios/app/whois-works/id1499291386)

This app offers real-time messaging, email, bulletin boards, and schedule sharing. It also provides intranet and groupware functionalities for internal company use, including electronic approvals and HR management.

**Highlights:** Real-time messaging, Email integration, Bulletin boards, Schedule sharing, Internal electronic approvals, HR management tools

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

**In-app purchases:** none


### 스마트팟 DFU

[App page](https://appshunter.io/ios/app/dfu/id6502424596)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is WHOIS WORKS free?

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

### Is 스마트팟 DFU free?

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

### Do WHOIS WORKS or 스마트팟 DFU have ads?

Neither WHOIS WORKS nor 스마트팟 DFU shows ads.

### Which is updated more often, WHOIS WORKS or 스마트팟 DFU?

WHOIS WORKS ships an update fortnightly, and 스마트팟 DFU every 2 months. Most recently, WHOIS WORKS was updated on October 9, 2026 and 스마트팟 DFU on October 16, 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.*