
Free
In-App Purchases
About
The Costello Blueprint is a comprehensive fitness application designed to help users build muscle, gain strength, burn fat, and develop a resilient mindset. Each program is grounded in science-backed principles, providing a structured and effective approach to achieving fitness goals. Whether you're a beginner starting your fitness journey or an experienced athlete aiming to enhance performance, this app offers the necessary tools, knowledge, and support for continuous progress.
* App access requires paid coaching plan
Terms of use: https://kahunas.io/terms-conditions
Privacy policy: https://kahunas.io/privacy
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What's New in The Costello Blueprint
2.8.6
December 16, 2025
Bug fixes and polish across the board — with better notes, smoother check-ins, and clearer supplement plans to keep your progress on track.
Subscription plans
Fitness Blueprint
Monthly Subscription
$20.001 Month



