Best Duo alternatives: apps like Duo: 75 Hard Challenge

7+ similar apps compared and reviewed

4.6 avg rating

7 free apps

Updated November 2026

Duo: 75 Hard Challenge

Ruud Slagers

💪 Health & Fitness

📊 Productivity

Duo is great, but it's not the only option. Explore 7+ similar apps for iPhone and iPad, each reviewed and rated by real users. Find free alternatives, premium upgrades, and hidden gems.

Top Alternatives to Duo

Squad75: 75 Day Challenge by Super, Inc.

75 day streak with your squad

Editor's Choice

💪 Health & Fitness

4.8(4 ratings)

FreeIn-App Purchases

This app gamifies fitness challenges, allowing users to complete them with friends or family. Track daily tasks, build streaks, and compete on leaderboards to stay motivated and achieve goals together.

Heavier by Strategic Information Services

AI-assisted strength training

Strong Contender

💪 Health & Fitness

4.2(13 ratings)

Free

This AI-powered strength training app analyzes your workout data to provide insights on progress and areas for improvement. It offers a daily AI coach with workout plans and allows for hands-free logging via voice commands.

Feel Good Studio Pilates Yoga by FEEL GOOD STUDIO

Worth Considering

💪 Health & Fitness

0.0(0 ratings)

Free

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More apps like Duo

75 Evi: Glow Up Challenge

That-girl routines & self care

Forge: 75 Days Hard Challenge

Custom, Soft & Medium Tracker

Free

This app provides a structured system to help users complete challenging habit-building programs like 75 Hard, 75 Soft, and custom durations. It offers daily task tracking, visual progress monitoring, community support, and built-in tools to maintain motivation and discipline.

Daily task checklistVisual grid trackerProgress photos