Big 3 – Rücken-Workout

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About this app

Big 3 is the training timer for Dr. Stuart McGill's back program: curl-up, side plank, and bird dog. The app guides you through each repetition, each hold, and each rest – visually, audibly, and via vibration. You focus on the execution, not the clock.


Big 3 is the training timer for Dr. Stuart McGill's back program: curl-up, side plank, and bird dog. THE PROGRAM
• The three exercises with McGill's standard values: 10-second hold, descending pyramid 5 · 3 · 1
• Side plank per side, Bird Dog alternating sides – or however you need it
• Short demo clips show the correct execution
• Repetitions, hold time, breaks, and side changes are freely adjustable

THE TIMER

• Large progress ring with remaining seconds, phase, set, and repetitions

• Full-surface color: Hold, pause, and side changes are recognizable at a glance – even from the corner of your eye
• Natural German voice prompts, available with a female or male voice
• Unique vibration patterns for each phase, countdown for the final seconds
• Music volume is briefly lowered for prompts; sounds are also muted in silent mode

HEALTH CONNECT & EXPORT

• Workouts are automatically uploaded to Health Connect

• TCX export for Garmin Connect and Strava, CSV for physiotherapists or doctors

PROGRESS & DIARY

• History with series, weekly statistics and heatmap of the last 16 weeks

• McGill pain diary: scale, trigger, location, note – after each workout or at any time

• Evaluation: trend, comparison of training and rest days, pattern indication (flexion or extension intolerance)

Big 3 does not replace medical or physiotherapeutic advice. Talk to your doctor or therapist before you start training if you have acute symptoms.
Big 3 Timer according to McGill: Curl-Up, Side Plank, Bird Dog. Announcements & Diary
Updated on
Sep 12, 2026

Data safety

Safety starts with understanding how developers collect and share your data. Data privacy and security practices may vary based on your use, region, and age. The developer provided this information and may update it over time.
  • No data shared with third parties
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  • No data collected
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Everyone
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About the developer
Timo Sütterlin
kontakt@suetti.it
Spielweg 31 79244 Münstertal Germany
+49 7636 21799010

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