If you already know Relentless, this is the deeper bench. 0+ mental toughness app for iPhone, all reviewed and ranked by user rating, recency, and download trend as of July 2026.
This app offers a structured mental training framework for athletes to enhance performance. It uses a studied approach to help athletes manage thoughts and emotions, leading to more consistent results in competitions.
Master meditation in 30 days with a science-backed program designed to enhance focus, vitality, and joy. This app offers guided trainings, daily challenges, and scientific explanations to integrate mental fitness into your life.
This program helps you build mental toughness and achieve your goals over 75 days. It focuses on developing discipline, grit, and self-belief to overcome challenges and win the war within yourself. Track progress, set reminders, and save notes to support your journey.
Relentless: Mental Toughness tops our mental toughness app ranking as of July 2026, with a 4.5-star average from 31 App Store ratings, and it's free to download.
Are there free mental toughness app for iPhone?
Yes — 20 of the top mental toughness app we rank are free to download, including Relentless: Mental Toughness and FitMind: Mental Fitness.
Does Relentless: Mental Toughness have ads or in-app purchases?
Relentless: Mental Toughness has no ads and offers in-app purchases, according to its App Store listing as of July 2026.
What is the MAC framework used in Relentless?
The MAC framework stands for Mindfulness, Acceptance, and Commitment. It's a studied approach designed to help athletes notice their thoughts and emotions, accept negative ones without spiraling, and commit to directing their thoughts for optimal performance.
How can I cancel my Relentless subscription?
Subscriptions renew automatically unless cancelled at least 24 hours before the end of the current period. You can manage or cancel your subscription in your device's Settings under Apple ID → Subscriptions.