락키보드 vs 뱅크다K
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
락키보드
Read full descriptionHide full description
Lockey (Password-generated keyboard) This is a keyboard customized for iOS. Instant keyboard and encryption function are added to the regular keyboard that you can use all the time. Security has been enhanced for the transmission of plain text and images. 1. Supports various Korean keyboards. -QWERTY, assorted, Cheonjiin, Narrat, Vega keyboard support. -Korean, English, and special symbols are supported. -Long click special symbol input function. -The keyboard in landscape mode is extended to suit the situation. 2. You can select the keyboard touch effect and theme. -When you touch, you can select the balloon effect or the over effect. -Keyboard color theme selection -Select key size (in preparation) 3. You can switch between Korean and English keyboards by swiping the keyboard left or right. 4. Instant web search with the entered string -After inputting the string you want to search, press the search button to instantly view the web search results with the built-in browser. -You can easily get various search results through Google, Naver, Daum, and YouTube. -The searched site address is immediately delivered to the app in use through the share button. -Full browser functionality. 5. Encryption function -Encrypted text can be encrypted using the AES encryption technology-based encryption method. -Compatible with passwords of other platform users' lockkey users. -Special password can be diversified through private key. -By using Link Plus, passwords can be transmitted with links. -You can encrypt and send the album image or the captured image. 6. Product and Glossary -Super Pack: A product that provides the function to encrypt the long text, image, and link plus functions -Ultra Pack: Private key setting function + Super Pack -Link Plus: Lists the latest contents of over 50 selected blogs and provides them as links -Private key: A function that allows the user to directly specify the key value used when encrypting text to separate the encryption / decryption user environment. Encrypted sentences are normally decrypted only if the same private key is set. * In-app purchase products (Super Pack, Ultra Pack) retain their functions for one year from the date of purchase.
뱅크다K
Read full descriptionHide full description
회계 목적의 증빙자료(영수증, 청구서 등) 사진을 거래일자 혹은 연계된 거래내역정보와 함께 등록해서 회계자료로 사용할 수 있도록 도와주는 앱입니다.
Screenshots
Verdict
The clearest difference is in-app purchases: 뱅크다K at none against 락키보드's 2. On price, update cadence, 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
Both are free to download. 락키보드 sells 2 one-off in-app purchases. 뱅크다K asks for nothing beyond the download.
락키보드 ships an update every 9 days, 뱅크다K weekly. The most recent releases landed on September 29, 2026 and October 3, 2026 respectively.
| Parameter | 락키보드 | 뱅크다K |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 9 days | Weekly — better |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Devices | iPhone, iPad, iPod — better | iPhone, iPod |
| Requires iOS | 15.6 | 15.1 — better |
| Further details — not scored | ||
| Size | 24 MB | 24 MB |
| Age rating | 4+ | 17+ |
| Developer | UI CHAN HONG | 뱅크다 |
In-app purchases
락키보드
- SuperPack(Text+Image+LinkPlus)$0.99
- Ultra Pack (Super+Private key)$8.99
뱅크다K
No in-app purchases









