Comparison

Core30 vs 야구친구!

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

Head to head
About

Core30

Build a stronger core with quick, effective workouts designed for busy schedules. Featuring 5-10 minute routines and 30-second exercises, this app helps you improve stability and strength. Track your progress and sync with Apple Health for a complete fitness overview.

Highlights
  • Quick 5-10 minute workouts
  • 30-second timed exercises
  • Workouts for all fitness levels
  • No equipment required
  • Progress tracking
  • Apple Health integration
Features
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Core30 builds a stronger core in a few minutes a day. Tell it your goal and level, and it gives you a 30-day plan of short, guided ab and core workouts you can do anywhere, with no equipment. Press play and follow along: every exercise is timed, every rest is counted down, and an animated demonstration shows you exactly how to move. YOUR 30-DAY PLAN • Built around your goal: a stronger core, defined abs, better posture, a healthier back, your sport or a daily habit • Pick beginner, intermediate or advanced, and the plan gets harder as you do • One session a day, most of them 5 to 10 minutes • No equipment needed GUIDED WORKOUTS • 10 ready-made core and ab workouts, from beginner to advanced • Animated demonstrations of every exercise • Form tips and common mistakes for each move • Countdown tones as each exercise starts and for the last three seconds • Build your own workouts and set your own work and rest times STAY ON TRACK • Streaks and a weekly view of the days you trained • Workouts, active minutes and estimated calories by week, month and year • A daily reminder that skips days you've already trained • Finished workouts saved to Apple Health CORE30 PRO Starting workouts needs Core30 Pro, an auto-renewing subscription. You can browse every workout and exercise guide for free. Prices and any free trial are shown in the app before you subscribe. Payment is charged to your Apple Account. Subscriptions renew automatically unless cancelled at least 24 hours before the end of the current period, and can be managed or cancelled in your App Store account settings. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://core30web.vercel.app/posts/privacy Check with your doctor before starting a new exercise program if you have a health condition, an injury or back pain.

About

야구친구!

Features
Read full description

야구팬을 위한 실시간 정보 앱, 야구친구! 경기의 모든 순간을 함께하세요! 야구친구는 국내 프로야구(KBO) 팬들을 위한 실시간 정보 알림앱입니다. 실시간으로 변하는 경기 상황, 중요한 득점 순간, 짜릿한 홈런까지! 야구친구가 당신에게 알려드립니다. 주요 기능: - 실시간 경기 스코어: 현재 진행 중인 모든 경기의 스코어를 한눈에 확인하세요. 실시간 업데이트로 현장의 열기를 그대로 전해드립니다. - 맞춤형 푸시 알림: 내가 응원하는 팀의 경기 시작, 득점 상황 등 놓치고 싶지 않은 순간들을 푸시 알림으로 받아보세요. - 실시간 문자 중계 요약: TV나 라디오 중계를 볼 수 없어도 괜찮아요. AI 야구친구가 경기의 흐름을 실시간으로 알려줍니다. - 경기 일정 및 결과: 오늘 경기뿐만 아니라, 월별 경기 일정과 지난 경기 결과를 손쉽게 확인할 수 있습니다. - 팀 순위 정보: 매일 업데이트되는 KBO 리그 팀 순위를 확인하고 응원팀의 순위 경쟁을 지켜보세요. 야구친구는 이런 분들께 추천합니다: - 응원하는 팀의 경기를 놓치고 싶지 않은 열성팬 - 바쁜 일상 속에서도 경기 결과는 꼭 챙겨보고 싶은 직장인, 학생 - 여러 경기를 동시에 즐기는 멀티플레이어 야구팬 - 데이터는 아끼면서 경기의 핵심만 파악하고 싶은 분 지금 바로 야구친구를 다운로드하고, 더 스마트하고 즐거운 야구 라이프를 시작하세요! 여러분의 소중한 피드백과 응원은 야구친구를 더욱 발전시키는 원동력이 됩니다.

Screenshots

Core304 screens
야구친구!4 screens

Verdict

The call

The clearest difference is in-app purchases: 야구친구! at none against Core30's 3. 야구친구! also leads on update cadence (every 4 days vs every 8 days) and device support (3 vs 1). On price 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. Core30 sells 3 in-app purchases, starting at $2.99 per 7 days. 야구친구! asks for nothing beyond the download.

UpkeepUpdate frequency

Core30 ships an update every 8 days, 야구친구! every 4 days. The most recent releases landed on October 24, 2026 and October 9, 2026 respectively.

Scorecard4 real differences · 5 level
Core30 versus 야구친구!: the parameters behind the verdict, then further details
ParameterCore30야구친구!
PriceFreeFree
Rating5.0 (6 ratings) — better—
Number of ratings6 — better—
Update frequencyEvery 8 daysEvery 4 days — better
AdsNoNo
In-app purchasesYesNo — better
MonetizationFreemium—
DevicesiPhoneiPhone, iPad, iPod — better
Requires iOS18.015.0 — better
Further details — not scored
Size9 MB27 MB
Age rating4+4+
DeveloperGruffydd Johnston앱피소드

In-app purchases

3 purchases

Core30

Subscriptions2
  • Weekly3 Days trial$2.997 Days
  • Annual$14.991 Year
One-time1
  • Lifetime$99.99
None

야구친구!

No in-app purchases

Questions

Is Core30 free?
Core30 is free to download, with in-app purchases available.
Is 야구친구! free?
야구친구! is free to download, with no in-app purchases.
Do Core30 or 야구친구! have ads?
Neither Core30 nor 야구친구! shows ads.
Which is updated more often, Core30 or 야구친구!?
Core30 ships an update every 8 days, and 야구친구! every 4 days. Most recently, Core30 was updated on October 24, 2026 and 야구친구! on October 9, 2026.

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