Comparison

비즈캘린더 vs OfficeCoreTalk

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

Head to head
About

비즈캘린더

Easily share and manage business schedules with team members, clients, and partners. Separate work calendars from personal ones and gain a clear overview of team availability for efficient meeting coordination.

Highlights
  • Share calendars with team, clients, and partners
  • Separate work and personal calendars
  • Easily check team member schedules
  • Efficient meeting time management
  • Share schedules via phone number
  • Notify shared contacts with a single touch
  • Create group calendars for team overview
  • Color-coded schedule management
Features
Read full description

비즈니스 필수 일정관리 서비스 '비즈캘린더' www.businesscal.com ■ 이런 문제가 있다면? 1. 팀원, 거래처, 고객과 쉽게 캘린더를 공유하고 싶다. 2. 업무관련 캘린더를 구글, 네이버 캘린더에 있는 내 개인 캘린더와 분리하고 싶다. 3. 직원 (상사, 팀원)들의 캘린더를 서로 쉽게 확인하고 미팅시간을 효율적으로 관리하고 싶다. ■ 팀원들과 일정을 공유하세요, 1. 휴대폰번호만으로도 일정을 쉽게 공유합니다. 2. 노크 기능을 이용하여 원터치로 공유된 사람들에게 일정을 알림해주세요. 3. 그룹캘린더를 만들어서 팀원들의 일정을 한눈에 보세요. ( PC용 웹사이트에서 제공 - www.businesscal.com ) 4. 컬러풀한 일정으로 직관적으로 내 비즈니스 캘린더를 관리하세요. 5. 구글, 네이버 캘린더 내용을 가져올 수 있습니다. ■ 완전무료입니다. 지금바로 시작해보세요. ^^ Madras check 서울특별시 영등포구 영신로 220 KnK디지털타워 12층

About

OfficeCoreTalk

This mobile tool facilitates seamless real-time communication and collaboration among enterprise members anytime, anywhere. It offers the full functionality of a PC messenger within a mobile environment, ensuring an integrated communication channel across devices.

Highlights
  • Real-time communication
  • Seamless collaboration
  • PC messenger functionality on mobile
  • Integrated communication channel
  • Company directory
  • Group and 1:1 chats
  • Message notifications
Features
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모바일 환경의 기업 커뮤니케이션 도구 - 원활한 협업지원 언제 어디서나 기업구성원간 실시간 커뮤니케이션 및 협업진행을 지원합니다. - PC메신저의 기능을 모바일환경에서 그대로 지원 이용환경에 구애 받지 않고 PC와 모바일 환경이 통합된 커뮤니케이션 채널지원 - 다양한 기능 제공 사내 조직도, 대화그룹 1:1,1:N 대화 쪽지 대화 및 쪽지 알림

Screenshots

비즈캘린더2 screens
OfficeCoreTalk4 screens

Verdict

The call

비즈캘린더 and OfficeCoreTalk both sit at 5.0 stars, but that hides the real split: 95% of 비즈캘린더's written reviews are positive against 50% of OfficeCoreTalk's. 비즈캘린더 also leads on iOS requirement (11.0 vs 15.0). OfficeCoreTalk's advantage is update cadence (monthly vs every 3 months). On price, rating, ratings volume and ads 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. Neither carries in-app purchases, so what you see is what you pay.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 5.0 for 비즈캘린더 against 5.0 for OfficeCoreTalk. Both are backed by a comparable volume of ratings — 1 and 1 respectively. Written reviews are what separate them: 95% of 비즈캘린더's written reviews are positive against 50% of OfficeCoreTalk's.

UpkeepUpdate frequency

비즈캘린더 ships an update every 3 months, OfficeCoreTalk monthly. The most recent releases landed on October 12, 2026 and October 7, 2026 respectively.

Scorecard3 real differences · 7 level
비즈캘린더 versus OfficeCoreTalk: the parameters behind the verdict, then further details
Parameter비즈캘린더OfficeCoreTalk
PriceFreeFree
Rating5.0 (1 ratings)5.0 (1 ratings)
Positive reviews95.0% of reviews — better50.0% of reviews
Number of ratings11
Update frequencyEvery 3 monthsMonthly — better
AdsNoNo
In-app purchasesNoNo
MonetizationFreeFree
DevicesiPhone, iPodiPhone, iPad, iPod — better
Requires iOS11.0 — better15.0
Further details — not scored
Size20 MB32 MB
Age rating4+4+
Developer비즈플레이(주)ITCrew

Customer experience

비즈캘린더

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews20 reviews
Positive95.0%
Neutral0.0%
Negative5.0%

OfficeCoreTalk

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews4 reviews
Positive50.0%
Neutral25.0%
Negative25.0%

In-app purchases

None

비즈캘린더

No in-app purchases

None

OfficeCoreTalk

No in-app purchases

Questions

Is 비즈캘린더 free?
비즈캘린더 is free to download, with no in-app purchases.
Is OfficeCoreTalk free?
OfficeCoreTalk is free to download, with no in-app purchases.
Which has better reviews, 비즈캘린더 or OfficeCoreTalk?
비즈캘린더 and OfficeCoreTalk are both rated 5.0 out of 5 on the App Store, from 1 and 1 ratings respectively.
Do 비즈캘린더 or OfficeCoreTalk have ads?
Neither 비즈캘린더 nor OfficeCoreTalk shows ads.
Which is updated more often, 비즈캘린더 or OfficeCoreTalk?
비즈캘린더 ships an update every 3 months, and OfficeCoreTalk monthly. Most recently, 비즈캘린더 was updated on October 12, 2026 and OfficeCoreTalk on October 7, 2026.

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