Plank Workout Challenge vs Plank King
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Plank Workout Challenge
This app offers a 30-day challenge with various plank exercises to strengthen your core, tone your abs, and improve posture. It caters to beginners and advanced users with adjustable holding times and exercise variations for effective home workouts.
- 30-day plank exercise program
- Static and dynamic plank variations
- Core and abs toning
- Posture improvement
- Beginner to advanced levels
- Calorie burning
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Plank workout app provides a core strength exercise for the whole body to do at home. These plank exercises help to lose weight and strengthen your deep inner core. This app includes challenging and effective exercises and methods to tone your core and back. 30 days of plank exercises and multiple variations like static and dynamic, greatly help to lose weight, build a stronger core and flat abs. Spend a few minutes a day to burn calories, improve your fitness and posture. Plank app includes basic and advanced levels. A beginner can start with the basic plank. Practice each workout holding 30 seconds, gradually add more seconds to get the best results. Move on to advance variations which will add additional challenges to tone abs, back, and shoulder. Subscription Terms and Details - Subscribe to get unlimited access to all features. - Upon confirmation of purchase, the payment will be charged to the iTunes account. - Until you turn off the auto-renew at least 24 hours before the end of the current period it will be automatically renewed. - If you decide to turn off auto-renewal, you can turn it off maybe by going to the account settings after purchase. -As per the policy, cancellation of the current subscription is not allowed during the active subscription period. Once purchased, refunds will not be returned for any unused portion of the subscription period. -The renewal amount will be charged from the account within 24 hours before the end of the current period. Terms of use - https://www.ohealthappsstudio.com/terms-of-use/ Privacy policy - https://www.ohealthappsstudio.com/privacy-policy/
Plank King
This app helps you build a consistent core-training habit with a focused plank timer and progressive 30-day plans. Track your progress, view trends, and stay motivated with streaks and achievements. It syncs with Apple Health and offers reminders for daily workouts.
- One-tap plank timer
- 30-day progressive plans
- Workout history and trends
- Daily habit reminders
- Apple Health sync
- Streaks and leaderboards
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Plank King is a focused plank timer and training-plan app for building a steady core-training habit. Use it to time each plank session, follow progressive 30-day plans, record your workout history, and see your streaks and trends at a glance. Start with a level that fits you, train within your limits, and keep small sessions consistent over time. What you can do with Plank King: - Start a clean plank timer in one tap - Follow beginner, intermediate, and advanced 30-day plans - Save workout history and view progress trends - Set reminders for your daily plank habit - Sync supported workouts with Apple Health - Keep motivation with streaks, achievements, and leaderboards Plank King is designed for everyday core training and habit tracking. It does not provide medical advice. Stop if you feel pain, and consult a qualified professional if you have health concerns. Subscription: Plank King may offer optional paid plans for premium features such as advanced plans, analytics, and unlimited history. Payment is charged to your Apple ID. Subscriptions renew automatically unless canceled at least 24 hours before the end of the current period. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://flykey.notion.site/Privacy-Policy-4239beb3c3394b779c2fd1e215bfeff6?pvs=4
Screenshots
Verdict
The clearest difference is review sentiment: Plank Workout Challenge at 100% against Plank King's 50%. Plank Workout Challenge also leads on iOS requirement (12.0 vs 17.0). Plank King's advantage is ads (none vs shown). On price, update cadence, in-app purchases and monetization model 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. Plank Workout Challenge sells 4 in-app purchases, starting at $3.99 per 7 days and Plank King sells 3 in-app purchases, starting at $2.99 per month. Whichever you choose, the download price is not the number that matters.
Plank Workout Challenge ships an update every 5 months, Plank King every 3 months. The most recent releases landed on October 27, 2026 and October 30, 2026 respectively.
| Parameter | Plank Workout Challenge | Plank King |
|---|---|---|
| Price | Free | Free |
| Rating | 4.8 (129 ratings) — better | — |
| Positive reviews | 100.0% of reviews — better | 50.0% of reviews |
| Number of ratings | 129 — better | — |
| Update frequency | Every 5 months | Every 3 months — better |
| Ads | Yes | No — better |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Devices | iPhone, iPad, iPod — better | iPhone, Apple Watch |
| Requires iOS | 12.0 — better | 17.0 |
| Further details — not scored | ||
| Size | 120 MB | 36 MB |
| Age rating | 4+ | 4+ |
| Developer | ohealth apps studio | 源 陈 |
Customer experience
Plank Workout Challenge
Plank King
In-app purchases
Plank Workout Challenge
- Premium Features$3.997 Days
- Premium Features$9.991 Month
- Premium Features3 Days trial$29.991 Year
- Premium Workout$4.99
Plank King
- Monthly Subscription$2.991 Month
- Six-Month Subscription7 Days trial$14.996 Months
- Premium Plus Bundle$24.991 Year
Questions
Is Plank Workout Challenge free?
Is Plank King free?
Do Plank Workout Challenge or Plank King have ads?
Which is updated more often, Plank Workout Challenge or Plank King?
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