Comparison

SYKeyboard vs Geulbut

Price, ratings, monetisation and update history for both apps, side by side β€” with what reviewers say about each.

Head to head
About

SYKeyboard

This keyboard app offers multiple layouts for English and Korean typing, including QWERTY, Naratgeul, Cheonjiin, and Dubeolsik. It features a built-in numeric keypad, one-handed mode, and predictive text with extensive customization options for key repeat, cursor movement, and keyboard dimensions.

Highlights
  • English QWERTY keyboard
  • Multiple Korean keyboard layouts
  • Built-in numeric keypad
  • One-handed typing mode
  • Predictive text
  • Customizable keyboard settings
Features
Read full description

SYKeyboard, a convenient Korean keyboard for iOS Key Features - Naratgeul keyboard - Cheonjiin keyboard - Dubeolsik keyboard - English (QWERTY) keyboard - Korean & English keyboard (switch with the ν•œ/A key) - Built-in numeric keypad - Optional number row - One-handed keyboard mode - Predictive text (learns your frequently used words, shows math results) - Clipboard history (paste text and images, pin favorites) - Undo/Redo buttons - Smart Punctuation - Detailed keyboard settings (key repeat, cursor movement, keyboard height, one-handed keyboard width, letter column width, space bar position, and more)

About

Geulbut

Read full description

Geulbut is the keyboard buddy right by your words. With mascot Bomi, everyday Korean typing becomes a little more fun and easy. β–  Wear your favorite theme Pick from 7 preset themes or build your own with a color picker β€” all with live preview. β–  Gestures at your fingertips Β· Swipe left/right to move the cursor Β· Swipe on backspace to delete a word / undo delete Β· Swipe up/down to toggle the number row Β· Long-press for alternate characters and key repeat β–  Four Korean layouts Dubeolsik, Cheonjiin, Naratgeul, and SKY β€” with natural Hangul composition. β–  AI translation right in the keyboard (Premium) Translate what you're typing without leaving the keyboard, and drop it in with a casual, polite, or formal tone. β–  A thoughtful typing experience 6 levels of haptics and key sounds, plus custom keys for snippets, paste, and cursor control on the top bar. Core keyboard features are free. AI translation and premium themes are available via subscription or a translation credit pack. We never collect what you type. Only the sentence you choose is sent for translation when you tap the button. β–  Subscription details Β· Premium monthly / yearly unlocks unlimited AI translation. Β· Subscriptions auto-renew unless canceled at least 24 hours before the period ends. Β· Payment is charged to your Apple Account and can be managed or canceled in your account settings after purchase. Β· Terms of Service: https://geulbut.com/terms Β· Privacy Policy: https://geulbut.com/privacy Contact: admin@geulbut.com

Screenshots

SYKeyboard4 screens
Geulbut4 screens

Verdict

The call

The clearest difference is in-app purchases: SYKeyboard at none against Geulbut's 3. SYKeyboard also leads on update cadence (every 3 days vs weekly). Geulbut's advantage is ads (none vs shown). On price, device support and iOS requirement there is nothing between them.

Scored on Price Β· Rating Β· Positive reviews Β· Number of ratings Β· Update frequency Β· Ads Β· In-app purchases Β· Monetization Β· Best chart rank Β· Devices Β· Requires iOS

CostPrice Β· In-app purchases Β· Ads Β· Monetization

Both are free to download. Geulbut sells 3 in-app purchases, starting at $1.99 per month. SYKeyboard asks for nothing beyond the download.

UpkeepUpdate frequency

SYKeyboard ships an update every 3 days, Geulbut weekly. The most recent releases landed on October 24, 2026 and October 17, 2026 respectively.

Scorecard3 real differences Β· 5 level
SYKeyboard versus Geulbut: the parameters behind the verdict, then further details
ParameterSYKeyboardGeulbut
PriceFreeFree
Positive reviews100.0% of reviewsβ€”
Update frequencyEvery 3 days β€” betterWeekly
AdsYesNo β€” better
In-app purchasesNo β€” betterYes
MonetizationAd-supportedβ€”
DevicesiPhoneiPhone
Requires iOS16.0 β€” better17.0
Further details β€” not scored
Size29 MB21 MB
Age rating4+4+
DeveloperDongHwan SeoLucas Kim

In-app purchases

None

SYKeyboard

No in-app purchases

3 purchases

Geulbut

Subscriptions2
  • Premium Monthly$1.991 Month
  • Premium Yearly$17.991 Year
One-time1
  • 1,000 Translation Credits$1.99

Questions

Is SYKeyboard free?
SYKeyboard is free to download, with no in-app purchases.
Is Geulbut free?
Geulbut is free to download, with in-app purchases available.
Do SYKeyboard or Geulbut have ads?
SYKeyboard shows ads; Geulbut does not.
Which is updated more often, SYKeyboard or Geulbut?
SYKeyboard ships an update every 3 days, and Geulbut weekly. Most recently, SYKeyboard was updated on October 24, 2026 and Geulbut on October 17, 2026.

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