# Plank King - Abs Workout Log — 30-Day Core Training Plan

> Plank timer and 30-day core training plan app with progress tracking. (iPhone/iPad app by 源 陈.)

- Source: https://appshunter.io/ios/app/plank-king-abs-workout-log/id1551261027 (this page in markdown: same URL + `.md`)
- Developer: [源 陈](https://appshunter.io/developer/1217365131)
- Category: Health & Fitness, Sports
- Price: Free with in-app purchases
- Age rating: 4+
- Requires: iOS 17.0 · 33 MB
- Languages: American English, Dutch, French (France), German (Germany), Italian, Japanese, Korean, Brazilian Portuguese, Chinese (Simplified, China), Mexican Spanish and 1 more
- Released: 2023-06-20
- Data updated: 2026-09-06
- Monetization: free with in-app purchases
- User reviews in markdown: https://appshunter.io/ios/app/plank-king-abs-workout-log/id1551261027/reviews.md

## What is Plank King?

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

## Key features

- One-tap plank timer
- 30-day progressive plans
- Workout history and progress trends
- Daily habit reminders
- Apple Health sync
- Streaks, achievements, and leaderboards

## Pricing and in-app purchases

Base price: Free.

**Subscriptions**

| Subscription | Price | Period |
| --- | --- | --- |
| Premium Plus Bundle | $24.99 | per year |
| Monthly Subscription | $2.99 | per month |
| Six-Month Subscription | $14.99 | per 6 months |


## Recent user reviews (1 of 1)

All indexed reviews: https://appshunter.io/ios/app/plank-king-abs-workout-log/id1551261027/reviews.md

### 1/5 — 差评，恶心

*2026-04-16*

刚刚冲完钱就打不开了，一点开就闪退，赔钱

**Developer response:** 新版本应该已经修复了。  可以通过 nine@bigbeefit.com 联系我， 我给您沟通后续事宜。

## Frequently asked questions about Plank King

### What is Plank King?

Plank King is a dedicated app for timing plank exercises and following structured 30-day core training plans to help users build a consistent habit.

### What are the subscription options for Plank King?

Plank King offers a Monthly Subscription for $2.99, a Six-Month Subscription for $14.99 with a 7-day free trial, and a Premium Plus Bundle for $24.99 annually. These offer premium features like advanced plans and analytics.

### How does Plank King track progress?

The app saves your workout history and allows you to view progress trends at a glance, helping you monitor your consistency and improvements over time.

### Can Plank King sync with other health apps?

Yes, Plank King supports syncing supported workouts with Apple Health, allowing for a more comprehensive view of your fitness data.

### Does Plank King offer different difficulty levels?

Yes, Plank King provides beginner, intermediate, and advanced 30-day plans to accommodate users of varying fitness levels.

### How can I cancel my Plank King subscription?

Subscriptions renew automatically unless canceled at least 24 hours before the end of the current period through your Apple ID settings.

### Does Plank King provide medical advice?

No, Plank King is designed for everyday core training and habit tracking and does not provide medical advice. Users should stop if they feel pain and consult a professional for health concerns.

### Is Plank King available on Android devices?

Based on the provided data, Plank King is currently supported on iPhone devices.

## Version history (last 5 releases)

### 26.6.24 — 2026-07-09

- **New**: Configurable duration presets for "Quick Start" (including a built-in 30s preset) to get you training faster.
- **New**: Training history list now displays specific session durations for easier review.
- **Improved**: Optimized UI layout and tab bar display on various screens.
- **Fixed**: Resolved data synchronization and manual refresh issues in the achievements system.
- **Fixed**: Fixed purchase state feedback and alert issues on the paywall screen.
- Other minor improvements and bug fixes.

### 26.4.27 — 2026-04-27

Fixed several bugs to improve the app's stability and performance. Optimized the response speed of certain features. Resolved some user-reported issues to enhance the overall user experience.

### 26.4.25 — 2026-04-26

• Fixed several bugs to improve the app’s stability and performance.
• Optimized the response speed of certain features.
• Resolved some user-reported issues to enhance the overall user experience.

### 26.4.23 — 2026-04-23

- Fixed several bugs in the app, enhancing stability and performance.  
- Optimized the response speed of certain features.  
- Addressed user feedback issues, improving the overall user experience.

### 1.0.5 — 2024-12-20

We are committed to enhancing user experience, and this update addresses several known issues:

• Fixed several bugs to improve the app’s stability and performance.
• Optimized the response speed of certain features.
• Resolved some user-reported issues to enhance the overall user experience.

Thank you for your support and feedback! If you have any questions or suggestions, please don’t hesitate to contact us.

## Apps similar to Plank King

| App | Rating | Price | Category |
| --- | --- | --- | --- |
| [Plank Counter! - Auto Count](https://appshunter.io/ios/app/plank-counter-auto-count/id1439155398) | 4.6 (22) | Free | Health & Fitness |
| [Plankstar: Plank workout timer](https://appshunter.io/ios/app/plankstar-plank-workout-timer/id1607941164) | 3.5 (2) | Free | Health & Fitness |
| [Plank Workout for Weight Loss](https://appshunter.io/ios/app/plank-workout-for-weight-loss/id1534036865) | 5.0 (2) | Free | Health & Fitness |
| [Plank Timer by Axcentra](https://appshunter.io/ios/app/plank-timer-by-axcentra/id6744959520) | 5.0 (10) | Free | Health & Fitness |
| [Plank Workout & Core Trainer](https://appshunter.io/ios/app/plank-workout-and-core-trainer/id1618715238) | 5.0 (3) | Free | Health & Fitness |
| [Plank Buddy 30 Days Challenge](https://appshunter.io/ios/app/plank-buddy-30-days-challenge/id1645772315) | 5.0 (2) | Free | Health & Fitness |

## More apps by 源 陈

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- [封面助手 - 公众号封面、题图制作](https://appshunter.io/ios/app/id1550066531)
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All apps by 源 陈: https://appshunter.io/developer/1217365131

## Related topics

[plank traker](https://appshunter.io/ios/topics/plank-traker)

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-09-06.*