tcall교원안심번호 vs RIZZ
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
tcall교원안심번호
Facilitates communication between teachers and parents/students through posts, comments, SMS, and calls. Requires registration with the "New Teacher Safe Number" service to use.
- Class bulletin board
- Send calls/SMS
- Push notifications
- Post and comment functionality
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"New교원안심번호" 앱에서 게시글/댓글, SMS/전화 등을 이용하여 선생님 - 학부모/학생과의 소통을 할 수 있습니다. ※ 교원안심번호에 등록된 회원만 사용할 수 있습니다. * 주요기능 - 교원안심번호 학급게시판 - 전화/SMS 발송 - PUSH알람 교원안심번호 회원 가입문의는 각 학교로 문의해 주시면 됩니다. 앱에서 발생한 오작동은 아래 회사로 문의주시면 됩니다. * 문의 1899 - 0549
RIZZ
Discover who likes you through anonymous voting on school friends. Check your received votes and use collected coins to boost your own votes. An optional subscription offers enhanced features like name reveals and bonus rewards.
- Vote for friends who best fit questions
- View received votes
- Use coins to boost your votes
- Optional subscription for premium features
- Report and block users
- Anonymous voting
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누가 너를 좋아하는지 확인해봐 - RIZZ · 질문에 가장 어울리는 친구에게 투표해요 · 내가 받은 투표는 "받은함"에서 확인해요 · 모은 코인으로 좋아하는 친구 투표에 내 이름을 올려보세요 RIZZ+ · 주 ₩3,900 자동 갱신 7일마다 이름 2번 공개 · 코인 2배 · 출석 보상 2배 · 내 투표는 구독 내내 익명 · 크러시 알림 해지 전까지 자동 갱신되며 App Store 계정 설정에서 언제든 해지할 수 있어요. 신고·차단 지원 · 가짜 이름은 후보로 표시하지 않음 · 만 14세 이상 이용약관(EULA) https://rizz-v1.web.app/terms 개인정보 처리방침 https://rizz-v1.web.app/privacy
Screenshots
Verdict
The clearest difference is review sentiment: RIZZ at 50% against tcall교원안심번호's 0%. RIZZ also leads on update cadence (every 4 days vs fortnightly). tcall교원안심번호's advantage is ads (none vs shown) and monetization model (free vs free with in-app purchases). On price, 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. Neither carries in-app purchases, so what you see is what you pay.
tcall교원안심번호 ships an update fortnightly, RIZZ every 4 days. The most recent releases landed on October 14, 2026 and October 16, 2026 respectively.
| Parameter | tcall교원안심번호 | RIZZ |
|---|---|---|
| Price | Free | Free |
| Positive reviews | 0.0% of reviews | 50.0% of reviews — better |
| Update frequency | Fortnightly | Every 4 days — better |
| Ads | No — better | Yes |
| In-app purchases | No | No |
| Monetization | Free — better | Free with in-app purchases |
| Devices | iPhone, iPod | iPhone, iPod |
| Requires iOS | 13.0 — better | 15.1 |
| Further details — not scored | ||
| Size | 8 MB | 61 MB |
| Age rating | 4+ | 4+ |
| Developer | yang minjong | wongi lee |
Customer experience
tcall교원안심번호
RIZZ
In-app purchases
tcall교원안심번호
No in-app purchases
RIZZ
No in-app purchases
