Comparison

Flex5 vs 크루루

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

Head to head
About

Flex5

This business application offers a modern, HTML5-based user interface designed for mobile devices. It features a robust and scalable backend infrastructure built to support future growth and high user loads.

Highlights
  • HTML5-based UI
  • Tablet and phone support
  • Desktop browser UI development
  • Highly scalable backend
  • Foundation for future platform growth
Features
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Flex5 is the next big iteration for the Flex product. It features all new HTML5-based UI's currently targeting tablets & phones with the desktop browser UI under heavy development. It also features a new highly scalable backend that will accommodate high loads. The new backend will serve as the foundation of the Flex platform for many years to come.

About

크루루

Features
Read full description

크루루(CRURU)는 매장 운영을 위해 사장님, 매니저, 직원이 함께 사용하는 근무 관리 앱입니다. 사장님과 매니저는 - 스케줄 작성 및 확정 - 출퇴근 관리 - 공지사항 작성 - 휴무/불가시간/교대/대타 요청 처리 - 급여 계산 및 운영 정보 확인 직원은 - 내 스케줄 확인 - 출퇴근 기록 - 휴무 및 불가시간 신청 - 교대 및 대타 요청 - 공지 확인 - 내 급여 확인 주요 기능 - 사업장별 스케줄 작성 및 확정 - 스케줄 확정 전/후 공개 제어 - 출퇴근 위치 확인 - 교대 및 대타 요청 처리 - 공지사항 및 이미지 공지 지원 - 급여 계산 및 확인 CRURU는 실제 매장 운영 흐름에 맞춘 기능을 통해 스케줄 관리와 근무 소통을 더 쉽게 할 수 있도록 돕습니다. 이용약관(EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

Flex54 screens
크루루4 screens

Verdict

The call

The clearest difference is update cadence: 크루루 at every 2 days against Flex5's every 3 months. Flex5's advantage is iOS requirement (12.0 vs 15.1). On price, ads, 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

Flex5 ships an update every 3 months, 크루루 every 2 days. The most recent releases landed on October 6, 2026 and September 26, 2026 respectively.

Scorecard2 real differences · 8 level
Flex5 versus 크루루: the parameters behind the verdict, then further details
ParameterFlex5크루루
PriceFreeFree
Rating2.4 (29 ratings) — better—
Positive reviews18.8% of reviews—
Number of ratings29 — better—
Update frequencyEvery 3 monthsEvery 2 days — better
AdsNoNo
In-app purchasesNoNo
MonetizationFree—
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS12.0 — better15.1
Further details — not scored
Size11 MB42 MB
Age rating4+4+
DeveloperFlex Rental SolutionsJihyeok AN

In-app purchases

None

Flex5

No in-app purchases

None

크루루

No in-app purchases

Questions

Is Flex5 free?
Flex5 is free to download, with no in-app purchases.
Is 크루루 free?
크루루 is free to download, with no in-app purchases.
Do Flex5 or 크루루 have ads?
Neither Flex5 nor 크루루 shows ads.
Which is updated more often, Flex5 or 크루루?
Flex5 ships an update every 3 months, and 크루루 every 2 days. Most recently, Flex5 was updated on October 6, 2026 and 크루루 on September 26, 2026.

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