Core KO

Core KO

Boxing timer and tracker

6 ratings
1 review
With Ads
⚽ Sports

Archived App (Last seen on 25 Jun 2026)

This is an archived listing of the app previously available on the App Store.

Although the app is no longer distributed by Apple, you can still view its description, screenshots, version history, ratings, and metadata for reference.

Details

  • Released
  • Updated
  • January 8, 2025
  • February 20, 2025
Core KO screenshot #1 for iPhone
Core KO screenshot #2 for iPhone
Core KO screenshot #3 for iPhone
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About

This martial arts training app helps users build consistency and improve workouts with customizable timers for rounds, rest, and circuits. Log daily training streaks to stay on track and build discipline. Ideal for boxers and fitness enthusiasts looking to master fundamentals.

Customizable round timers
Rest period timers
Circuit training timers
Daily training streak logging
Workout optimization
Discipline building
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What's New in Core KO

1.3.0

February 20, 2025

- You can now view your past logs - Visual rounds indicators - Minor UI changes - 30 second bell warning

More

User reviews

Worth the download

Definitely worth downloading if you do your own personal martial arts workouts

FAQ

What is Core KO?

Core KO is a martial arts training app designed to help users build consistency and improve their workouts. It features customizable timers for rounds, rest periods, and circuits, along with a streak logging system to encourage discipline.

What devices does Core KO support?

Core KO is available on iPhone and iPod devices. It is designed for iOS users looking to enhance their training sessions.

How often is Core KO updated?

The latest version of Core KO is 1.3.0, and it was last updated on February 20, 2025. This indicates a recent update, suggesting ongoing development and support for the application.

What is the age rating for Core KO?

Core KO has an age rating of 4+, making it suitable for a wide range of users. This rating suggests that the content within the app is appropriate for children and adults.

Does Core KO have ads?

Yes, Core KO contains advertisements. As a free application, it utilizes ads to support its development and maintenance.

What are the main benefits of using Core KO?

The primary benefits of Core KO include optimizing training sessions with customizable timers, sharpening skills through focused workouts, and building discipline by logging daily training streaks. It helps users master fundamentals and establish lasting fitness habits.

Is Core KO suitable for beginners?

Yes, Core KO is suitable for beginners and experienced athletes alike. Its focus on fundamentals and habit building makes it an excellent tool for anyone looking to start or improve their martial arts or boxing training.

What kind of workouts can I track with Core KO?

Core KO is specifically designed for boxing and martial arts training, including shadowboxing, sparring, and heavy bag work. Its timers are optimized for these types of conditioning and skill-building exercises.