# GBKey한글 vs CalcBox

The clearest difference is price: CalcBox at Free against GBKey한글's $0.99. GBKey한글's advantage is in-app purchases (none vs 2) and ads (none vs shown). On review sentiment, update cadence and device support there is nothing between them.

CalcBox is free to download; GBKey한글 costs $0.99 up front. CalcBox sells 2 in-app purchases, starting at $0.99 per month. GBKey한글 asks for nothing beyond the download.

GBKey한글 ships an update every 6 weeks, CalcBox every 3 weeks. The most recent releases landed on November 2, 2026 and November 4, 2026 respectively.

## The numbers

| Metric | GBKey한글 | CalcBox |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| Rating | — | **[4.8 (382 ratings)](https://appshunter.io/ios/app/calcbox-all-in-one-calculator/id6480165885/reviews)** |
| Number of ratings | — | **382** |
| Positive reviews | **100.0% of reviews** | 92.5% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 6 weeks | **Every 3 weeks** |
| Monetization | Paid | **Free with in-app purchases** |
| Size | 8 MB | 72 MB |
| Requires iOS | **12.0** | 16.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [TAE CHEOL CHEON](https://appshunter.io/developer/1001401881) | [Realbyte Inc.](https://appshunter.io/developer/560481813) |

## What reviewers say

### GBKey한글

[App page](https://appshunter.io/ios/app/gbkey/id1096128564)

This keyboard app offers a unique input method for Korean characters using simple tap or drag gestures. Easily switch between Korean, number/symbol, and phrase keyboards with intuitive swipes. It streamlines common actions like spacing, deleting, and new lines.

**Highlights:** Tap or drag to input Korean characters, Drag to switch between Korean, number/symbol, and phrase keyboards, Dedicated buttons for space, delete, and new lines, Intuitive gesture-based controls, Simple and straightforward interface

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

**In-app purchases:** none


### CalcBox

[App page](https://appshunter.io/ios/app/calcbox-all-in-one-calculator/id6480165885)

This app combines numerous essential calculation tools into a single, user-friendly interface. It handles everything from basic arithmetic and unit conversions to financial planning, health tracking, and academic performance. Simplify your daily tasks with this comprehensive utility.

**Highlights:** Basic and scientific calculations, Extensive unit and currency conversion, Financial calculators (loan, deposit, tip, discount), Health and fitness trackers (BMI, ovulation), Time and date calculations (D-Day, world clock), Academic tools (GPA calculator)

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 1 Month Subscription | $0.99 | per month |
| 1 Year Subscription | $9.99 | per year |

**What reviewers like**

- ✨ All-in-one calculator with comprehensive features
- 👍 User-friendly and intuitive interface
- 🆓 Free app with no mandatory payments
- 🔄 Unit conversion capabilities (currency, distance, weight, etc.)
- 📊 Calculation history tracking

**What reviewers complain about**

- 📢 Excessive and intrusive advertisements
- 🚫 No option to remove ads permanently
- 😤 Ads cannot be closed easily
- 💳 Subscription model instead of one-time payment
- 🔄 Ad rotation with deceptive content

**Reported bugs**

- Ads cannot be closed with X button
- Excessive ads appearing after initial use period
- Deceptive ad behavior after one week of use

**Requested features**

- One-time payment option to remove ads permanently
- Premium ad-free version (like Money Manager app)
- Set as default calculator option
- Deposit/savings calculator with day-level precision
- Bitcoin/cryptocurrency support


## Frequently asked questions

### Is GBKey한글 free?

GBKey한글 costs $0.99, with no in-app purchases.

### Is CalcBox free?

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

### Do GBKey한글 or CalcBox have ads?

CalcBox shows ads; GBKey한글 does not.

### Which is updated more often, GBKey한글 or CalcBox?

GBKey한글 ships an update every 6 weeks, and CalcBox every 3 weeks. Most recently, GBKey한글 was updated on November 2, 2026 and CalcBox on November 4, 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.*