Comparison

크라우드웍스 vs 짤스튜디오

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

Head to head
About

크라우드웍스

Features
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Exchange the data in the world into cash in your pocket! Are you looking for a remote, part-time job where you can earn money wherever you want, whenever you want? If so, join Crowdworks now. 'Data Labeling' is emerging with the development of the artificial intelligence (AI) industry. In order for an AI to become smarter, it requires a massive amount of AI training data. Just as students would study their textbooks, the AI requires these AI training data for better performance. The people who collect and process these data are 'data labelers', who not only contribute to AI development, but also earn cash to their contribution level. So far, more than 230,000 data labelers have participated in data projects, and over 4.5 billion KRW has been paid out in total! Forget about cumbersome resumes and cover letters. Save commuting time! Morning, noon, evening or even at dawn All you need is a PC, laptop or a mobilephone -- you're all set! Participate in various projects anytime, anywhere. ■ What project can I participate? # Photo taking Delicious food, street signs, etc. Make cash by taking photos of what you can easily find around you. # Video Recording Videos of your pet, selfie, etc. Make cash filming your daily life. # Voice Recording You can make easy cash by reading and recording short words or sentences as you normally would. ■ How much can you make? Points earned by the data labeler who made the most were over 60Million KRW! At Crowdworks, you can earn as much as you work. It's also possible to work only during your spare time to make some extra cash. ■ How do I get paid? You earn points as much as the listed amount. You can conveniently withdraw the points in units of 1,000 at any time. (1 point is equivalent to 1KRW) Each week, the amount requested for withdrawal will be transferred into your bank account. ■ Can I really trust you? Crowdworks has been supplying data and participating in numerous government projects. (Ministry of Science and Technology Information and Communication, Korea Intelligent Information Society Promotion Agency, etc.) In addition, we have worked with more than 50 enterprises leading the AI industry; such as Naver, Kakao, Line, Samsung Electronics, LG, CNS, KT, Hyundai Card, and Kyowon. Check out interviews with Crowdworks members. http://guide.crowdworks.kr/index.php/knowledge-base/interview-with-workers/ ■ App compatibility guide iPhone: iOS 12.0 or later required iPod touch: iOS 12.0 or later required ■ App service access permission guide #required Access to below listed items are required to use the Crowdworks app. If the permission is denied, the service may not be available. - Phone / Device and app history: Required for service optimization and error checking - Camera: Required for participating in image and video collection projects - Files and media / Album: Required for attaching images to inquiries - Microphone: Required for participating in voice recording projects - Location: Required for participating in location-related projects #optional You can still use the Crowdworks app even if you do not agree to items listed under optional. However, if you do not agree, there may be limitations on the use of the service. The settings for access rights can be individually set when the corresponding function is required. - Notification: Required for receiving App Push notifications.

About

짤스튜디오

Features
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- AI 음성 변환 & TTS 서비스 제공 • 텍스트를 자연스러운 AI 음성으로 변환하여 더빙 작업을 빠르고 쉽게 완성하세요. • 다양한 음색과 감정을 선택해 맞춤형 나레이션을 제작할 수 있습니다. - 영상에 필요한 다양한 배경 음악 제공 • 영상에 적합한 배경 음악을 미리 들어보고 자유롭게 활용하세요. • AI 추천 시스템으로 콘텐츠에 어울리는 최적의 음원을 제안합니다. - 쉽고 간편한 모바일 관리 • 영상 실적과 정산 정보가 업데이트되면 실시간 알림을 받아보세요. - 크리에이터를 위한 새로운 수익 모델 • 숏폼 영상을 활용하여 다양한 수익을 창출할 수 있는 플랫폼압니다. • 음원 협업 및 AI 기반 더빙 서비스 등 다양한 서비스를 지원합니다. 짤스튜디오와 함께 더 쉽고 빠르게 콘텐츠를 제작하고, 효율적으로 성장해보세요! ※ 앱 접근 권한 안내 [선택적 접근 권한] - 사진 : 이미지 업로드 - 카메라 : 이미지, 촬영 업로드 - 마이크 : AI 음성 생성을 위한 음성 업로드 ※ 선택적 접근 권한 미동의 시에도 앱 서비스는 이용 가능합니다. 앱 내 설정 메뉴를 통해 권한 설정을 변경할 수 있습니다. 개발자 연락처 : 070-8098-5591 이메일 : contact@ai-company.co.kr

Screenshots

크라우드웍스4 screens
짤스튜디오4 screens

Verdict

The call

The clearest difference is rating: 크라우드웍스 at 3.0 against 짤스튜디오's 1.0. 크라우드웍스 also leads on update cadence (every 3 weeks vs every 2 months) and iOS requirement (12.4 vs 15.0). On price, review sentiment, 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

크라우드웍스 holds the better App Store score, 3.0 against 1.0. Both are backed by a comparable volume of ratings — 1 and 2 respectively. Written reviews complicate that: 29% of 크라우드웍스's written reviews are positive against 30% of 짤스튜디오's, so the app with the better star average is not the one people write more warmly about.

UpkeepUpdate frequency

크라우드웍스 ships an update every 3 weeks, 짤스튜디오 every 2 months. The most recent releases landed on September 22, 2026 and June 9, 2026 respectively.

Scorecard3 real differences · 6 level
크라우드웍스 versus 짤스튜디오: the parameters behind the verdict, then further details
Parameter크라우드웍스짤스튜디오
PriceFreeFree
Rating3.0 (1 ratings) — better1.0 (2 ratings)
Positive reviews29.4% of reviews30.4% of reviews — better
Number of ratings12 — better
Update frequencyEvery 3 weeks — betterEvery 2 months
AdsNoNo
In-app purchasesNoNo
DevicesiPhone, iPodiPhone, iPod
Requires iOS12.4 — better15.0
Further details — not scored
Size35 MB17 MB
Age rating4+4+
Developer크라우드웍스Creable, Co., Ltd.

Customer experience

크라우드웍스

All ratings1 ratings
Positive0.0%
Neutral100.0%
Negative0.0%
Written reviews51 reviews
Positive29.4%
Neutral21.6%
Negative49.0%

짤스튜디오

All ratings2 ratings
Positive0.0%
Neutral0.0%
Negative100.0%
Written reviews23 reviews
Positive30.4%
Neutral17.4%
Negative52.2%

In-app purchases

None

크라우드웍스

No in-app purchases

None

짤스튜디오

No in-app purchases

Questions

Is 크라우드웍스 free?
크라우드웍스 is free to download, with no in-app purchases.
Is 짤스튜디오 free?
짤스튜디오 is free to download, with no in-app purchases.
Which has better reviews, 크라우드웍스 or 짤스튜디오?
크라우드웍스 is rated higher. 크라우드웍스 averages 3.0 out of 5 from 1 ratings, while 짤스튜디오 averages 1.0 from 2 ratings.
Do 크라우드웍스 or 짤스튜디오 have ads?
Neither 크라우드웍스 nor 짤스튜디오 shows ads.
Which is updated more often, 크라우드웍스 or 짤스튜디오?
크라우드웍스 ships an update every 3 weeks, and 짤스튜디오 every 2 months. Most recently, 크라우드웍스 was updated on September 22, 2026 and 짤스튜디오 on June 9, 2026.

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