락키보드 vs SMART LOTTO
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
락키보드
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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.
SMART LOTTO
This app helps you generate and manage lottery numbers. It offers advanced customization options for number selection, saving your preferences, and provides lottery-related information like prize predictions and winning store locations. It aims to enhance your lottery playing experience.
- Customizable number generation with conditions
- Save and reuse number selection criteria
- Lottery number prediction based on statistics
- Prize amount prediction
- Winning store location information
- Share generated numbers on social media
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로또 번호, 이제 데이터로 고르세요. SMART LOTTO는 역대 로또 당첨 번호를 분석하고, 조건에 맞는 번호를 스마트하게 생성해주는 로또 도우미 앱입니다. ------------------------------------------- @ 당첨 번호 통계 분석 ------------------------------------------- • 번호별 출현 빈도 · 최근 미출현 번호 확인 • 홀짝 비율 · 구간 분포 · 연속 번호 패턴 분석 • 합계 분포 · 끝수 트렌드 시각화 • 최신 회차부터 전체 회차까지 기간별 통계 조회 ------------------------------------------- @ 조건 기반 번호 생성 ------------------------------------------- • 홀수/짝수 비율, 번호 합계 범위 직접 설정 • 포함할 번호 · 제외할 번호 지정 • 한 번에 최대 5게임 자동 생성 • 생성된 번호 카카오톡 · SNS 공유 ------------------------------------------- @ 로또 명당 판매점 찾기 ------------------------------------------- • 전국 1등 당첨 판매점 위치 지도 표시 • 내 주변 명당 판매점 검색 • 매주 자동 업데이트 ------------------------------------------- @ 내 번호 관리 ------------------------------------------- • 생성한 번호 저장 및 즐겨찾기 • 다음 회차 추첨일 자동 표시 • 다크 모드 지원 ------------------------------------------- SMART LOTTO는 무료로 제공됩니다. 별도 회원가입 없이 바로 사용하세요. ※ 본 앱은 로또 복권 구매를 권장하거나 당첨을 보장하지 않습니다. 로또는 합법적 사행 활동이며, 과도한 구매는 재산상 손실을 초래할 수 있습니다.
Screenshots
Verdict
The clearest difference is ads: 락키보드 at none against SMART LOTTO's shown. SMART LOTTO's advantage is iOS requirement (13.0 vs 15.6). On price, update cadence, in-app purchases 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 and SMART LOTTO sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.
락키보드 ships an update every 9 days, SMART LOTTO every 2 weeks. The most recent releases landed on October 29, 2026 and October 12, 2026 respectively.
| Parameter | 락키보드 | SMART LOTTO |
|---|---|---|
| Price | Free | Free |
| Rating | — | 5.0 (1 ratings) — better |
| Positive reviews | — | 75.0% of reviews |
| Number of ratings | — | 1 — better |
| Update frequency | Every 9 days — better | Every 2 weeks |
| Ads | No — better | Yes |
| In-app purchases | Yes | Yes |
| Monetization | — | Ad-supported |
| Devices | iPhone, iPad, iPod — better | iPhone, iPod |
| Requires iOS | 15.6 | 13.0 — better |
| Further details — not scored | ||
| Size | 24 MB | 66 MB |
| Age rating | 4+ | 4+ |
| Developer | UI CHAN HONG | SunHyeob Kim |
In-app purchases
락키보드
- SuperPack(Text+Image+LinkPlus)$0.99
- Ultra Pack (Super+Private key)$8.99
SMART LOTTO
- 배너 광고 제거$0.99









