Training Stack

Training Stack is the all-in-one fitness app for runners who also lift. Track your running, strength training, and quick exercise snacks—all in one place.

RUNNING & TRAINING PLANS
- Create multi-week running plans with 11 workout types including Easy, Tempo, Intervals, Long Run, and more
- Import plans from Markdown, CSV, ChatGPT, or Claude
- Track plan progress with skip/unskip options and recovery scheduling
- Add run notes capturing intent, effort level, and conditions

APPLE HEALTH INTEGRATION
- Sync running workouts automatically from Apple Health
- Track distance, pace, calories, heart rate, elevation, and cadence
- Link your scheduled workouts to completed runs
- Capture weather conditions at workout time

RUNNING ANALYTICS
- Weekly, monthly, and all-time mileage tracking
- Year-over-year comparisons to see your progress
- Fastest paces for mile, 5K, and 10K distances
- Heart rate analysis including zones, HRV, and VO2 Max
- Training load ratios and running streaks

STRENGTH TRAINING
- Build multi-week strength plans with flexible splits (Full Body, Upper/Lower, Push/Pull/Legs)
- 400+ built-in exercises organized by muscle group and equipment
- Track sets, reps, weight, RPE, and failure
- Support for supersets, circuits, drop sets, and time-based exercises
- Personal records and 1RM estimation
- Rest timer with haptic feedback

EXERCISE SNACKS
- Schedule 1-5 minute exercise bursts throughout your day
- Create custom sessions with multiple exercises
- Track streaks and build consistent movement habits
- Quick logging from notifications
- 10 color themes to personalize your snacks

WIDGETS & LIVE ACTIVITIES
- Home screen widgets showing weekly mileage and charts
- Lock screen widgets for quick stats
- Live Activities during strength workouts and exercise snacks
- Dynamic Island support

WEATHER INTEGRATION
- Real-time conditions and forecasts
- Running conditions score (0-100) based on temperature, wind, and precipitation
- Plan your runs around the best weather windows

SHARE YOUR PROGRESS
- Beautiful shareable graphics for runs and weekly summaries
- Multiple themes optimized for Instagram, Twitter, and more
- Customize what stats to include
- Export your health profile for AI coaching integration

HYBRID TRAINING
- Link running and strength plans together
- See your combined daily schedule
- Smart conflict resolution for busy training days

Built for runners who want to get stronger without juggling multiple apps. Training Stack brings your entire fitness routine into one streamlined experience.

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