Comparison

Dingul Hangul Keyboard vs Smart Spam Filter

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

Head to head
About

Dingul Hangul Keyboard

This app offers an optimized Hangul keyboard designed for maximum typing speed through integrated swipe gestures. It prioritizes user privacy, ensuring no personal data or keystrokes are collected or transferred.

Highlights
  • Optimized Hangul input
  • Integrated swipe gestures
  • Maximizes typing speed
  • Customizable keyboard options
  • Privacy-focused design
Features
Read full description

- To dismiss the keyboard activation guide in launch of Dingul Hangul Keyboard, just follow the guide and activate the keyboard. - To play keyboard sound and cherish additional functions Dingul Hangul Keyboard offers, 'Allow Open Access' option should be turned on. Dingul Hangul Keyboard NEVER collect users' privacy information with extended authority. Dingul Hangul Keyboard is an ultimate Hangul keyboard that maximizes typing speed with deeply integrated swipe gestures. Privacy Policy: Any private information or any key stroke user has typed are NOT slipped out of iPhone and iPad and transferred to developer. 'Allow All Access' option is essential ONLY for extended features such as customizing keyboard.

About

Smart Spam Filter

This AI-powered application automatically filters unwanted spam and smishing messages. It utilizes advanced AI models, both online and on-device, to detect and block new types of fraudulent texts in real-time. Additional features include custom blacklisting and whitelisting for enhanced control.

Highlights
  • AI-based spam/smishing filtering
  • Online real-time AI detection
  • On-device AI learning
  • Keyword and number blocking
  • Whitelist functionality
Features
Read full description

Smart AI spam blocker app created by Korean AI researcher Stock adverts, Toto rooms, bank fraud texts, expert reading rooms...  We have created a smart AI-based spam/smishing filtering app for those who are tired of countless spam texts and spam coming from new numbers even if you block them! Smart SMS spam/smishing auto filter app using the latest AI! AI mode without keyword registration! - Online AI: The smartest filtering to catch new types of spam and smishing in real-time. - On-device AI: Filtering done by AI on your phone that gets smarter every week. And more... - Blacklist word- and number-based blocking - Whitelist word and number-based filters Free yourself from spam!

Screenshots

Dingul Hangul Keyboard3 screens
Smart Spam Filter4 screens

Verdict

The call

The clearest difference is in-app purchases: Dingul Hangul Keyboard at none against Smart Spam Filter's 2. Dingul Hangul Keyboard also leads on rating (4.9 vs 4.4) and ratings volume (75 vs 9). Smart Spam Filter's advantage is update cadence (monthly vs every 3 months). On price, review sentiment, ads and device support there is nothing between them.

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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Smart Spam Filter sells 2 in-app purchases, starting at $2.99 per month. Dingul Hangul Keyboard asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Dingul Hangul Keyboard holds the better App Store score, 4.9 against 4.4. That said, the two scores are not equally well evidenced: Dingul Hangul Keyboard has 75 ratings behind it against 9, so its average is the more settled of the two. Written reviews complicate that: 94% of Dingul Hangul Keyboard's written reviews are positive against 98% of Smart Spam Filter's, so the app with the better star average is not the one people write more warmly about.

UpkeepUpdate frequency

Dingul Hangul Keyboard ships an update every 3 months, Smart Spam Filter monthly. The most recent releases landed on November 1, 2026 and November 4, 2026 respectively.

Scorecard6 real differences · 4 level
Dingul Hangul Keyboard versus Smart Spam Filter: the parameters behind the verdict, then further details
ParameterDingul Hangul KeyboardSmart Spam Filter
PriceFreeFree
Rating4.9 (75 ratings) — better4.4 (9 ratings)
Positive reviews93.8% of reviews98.1% of reviews — better
Number of ratings75 — better9
Update frequencyEvery 3 monthsMonthly — better
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree — betterFree with in-app purchases
DevicesiPhone, iPodiPhone, iPad
Requires iOS10.0 — better16.0
Further details — not scored
Size14 MB22 MB
Age rating4+12+
DeveloperTack-Gyu LeeJunbum Lee

Customer experience

Dingul Hangul Keyboard

All ratings73 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews112 reviews
Positive93.8%
Neutral1.8%
Negative4.5%

Smart Spam Filter

All ratings9 ratings
Positive88.9%
Neutral0.0%
Negative11.1%
Written reviews54 reviews
Positive98.1%
Neutral1.9%
Negative0.0%

Bugs and requests

Dingul Hangul Keyboard

Reported bugs

21 issues
  • Keyboard not hiding after typing
  • Inconsistent input behavior in apps (e.g., KakaoTalk, Naver Map)
  • Batchim (받침) errors after message sending
  • Slow input in specific apps (Naver Map)
  • Text color inversion issues in dark mode
Show 16 more
  • Menu items not visible in dark mode
  • Keyboard response lag
  • Editing function in keyboard settings not working (swipe issues)
  • Some keys uneditable
  • Error when using certain emojis in editing
  • Keyboard not appearing at times
  • Slow typing/input lag
  • Cursor movement issues with spacebar swipe
  • App crashes during keyboard settings
  • Keyboard not appearing or delayed
  • App freezes on startup screen
  • Keyboard input not working, then switching automatically
  • Keyboard not appearing after updates
  • Text cut off on the top left of the keyboard
  • Expiration messages and inability to use the app
  • App not working after updates

Requested features

21 requests
  • Explicit keyboard hiding option
  • Developer to return/update the app
  • Add auto-completion feature
  • Improve collision/compatibility issues
  • Paid option for stable updates
Show 16 more
  • Dark mode auto-sync with system
  • Improve response speed
  • Add delete button functionality (iOS)
  • Fix keyboard editing window issues
  • Support for more emojis in editing
  • Add vibration feedback (iOS)
  • Add one-handed mode (iOS)
  • Increase spacebar height
  • Add enter key to the left side option
  • Support for Korean QWERTY in vertical mode (iOS)
  • Add English typing support within the app
  • Add spacebar auto-input feature
  • Add vibration function like Android
  • Allow custom theme creation
  • Adjust 'ㅋㅋㅋ' key position
  • Add a delete button like computer keyboards

Smart Spam Filter

Not enough reviews yet to summarise bugs or requests.

In-app purchases

None

Dingul Hangul Keyboard

No in-app purchases

2 purchases

Smart Spam Filter

Subscriptions2
  • Buy a cup of coffee per month$2.991 Month
  • Support a chicken per year$29.991 Year

Questions

Is Dingul Hangul Keyboard free?
Dingul Hangul Keyboard is free to download, with no in-app purchases.
Is Smart Spam Filter free?
Smart Spam Filter is free to download, with in-app purchases available.
Which has better reviews, Dingul Hangul Keyboard or Smart Spam Filter?
Dingul Hangul Keyboard is rated higher. Dingul Hangul Keyboard averages 4.9 out of 5 from 75 ratings, while Smart Spam Filter averages 4.4 from 9 ratings.
Do Dingul Hangul Keyboard or Smart Spam Filter have ads?
Neither Dingul Hangul Keyboard nor Smart Spam Filter shows ads.
Which is updated more often, Dingul Hangul Keyboard or Smart Spam Filter?
Dingul Hangul Keyboard ships an update every 3 months, and Smart Spam Filter monthly. Most recently, Dingul Hangul Keyboard was updated on November 1, 2026 and Smart Spam Filter on November 4, 2026.

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