Hold Strong vs Trayne

Build unbreakable strength with dead hangs, planks, and wall sits. Hold Strong combines precision timing with smart tracking and Apple Watch integration — zero equipment needed. "Isometric exercise training is the most effective mode for reducing both systolic and diastolic blood pressure." — British Journal of Sports Medicine, 2023 WHY ISOMETRIC TRAINING Static holds are among the most effective and underrated training methods in exercise science. They activate up to 95% of muscle fibres, reduce systolic blood pressure by an average of 8.2 mmHg, and build functional strength with zero joint impact. No gym, no weights, no special clothing. Five minutes a day is all it takes. 30-DAY CHALLENGE Pick any exercise, set your current best and a 30-day goal, and Hold Strong builds a progressive daily plan that ramps up gradually. Track your streak, hit each day's target, and earn your completion badge. The first 7 days are free — unlock the full 30 days with Premium. PRECISION TIMER A tension-arc progress ring at 60fps with tenth-of-a-second precision. Hit your target and the ring turns gold — Overtime Mode keeps you pushing beyond your goal. PROGRESS TRACKING Personal records logged automatically. Weekly charts reveal your strength gains over time. Personal bests are celebrated when you hit them. APPLE WATCH A full-featured companion app. Track holds from your wrist with haptic feedback and real-time coaching — no phone required mid-set. VOICE CONTROL Completely hands-free. Say "start", "stop", or "next exercise". Over 200 motivational messages tailored to each exercise keep you going through tough holds. MOTION DETECTION Keep your phone in your pocket. Hold Strong uses the accelerometer to detect the moment you drop from the bar, stand from a wall sit, or break your plank — and stops the timer automatically. FREE EXERCISES Dead Hang, Plank, and Wall Sit — the three most effective isometric exercises, free forever. PREMIUM EXERCISES Unlock unlimited custom exercises with Premium. SIRI SHORTCUTS & NFC AUTOMATION Add Hold Strong to the Shortcuts app and say "Hey Siri, start my plank." Automate with NFC tags — tap your mat to launch instantly. APPLE HEALTH Every workout syncs to Apple Health automatically. SIMPLE PRICING Free to use. Upgrade once — no subscription, no recurring charges. Unlock unlimited exercises, 30-day challenges, 4-week chart history, detailed statistics, and Siri Shortcuts and support development

Stop spinning your wheels. Start training with intention. Trayne is a strength training tracker built around focused training blocks. Instead of treating every workout as an isolated session, Trayne helps you commit to a goal, train consistently, and see how your performance changes over time. One block. One goal. Clear progress. TRAIN WITH PURPOSE Choose what you're trying to accomplish and build your training around it. • Bulk — Build muscle and strength • Cut — Lose body fat while maintaining strength • Maintain — Preserve your current physique Each training block gives your training a clear direction for weeks at a time. LOG EVERY SET Quickly record your workouts while you train. Track: • Weight • Reps • RPE • Warm-up and working sets • Exercises • Bodyweight Built-in calculations turn your training data into useful metrics automatically. SEE YOUR STRENGTH PROGRESS Every set contributes to your long-term training history. Track: • Estimated 1RM • Effective volume • Total volume / tonnage • Weekly sets by muscle group • RPE trends • Personal records • Bodyweight trends See the trend instead of judging your progress from one good workout. KNOW WHEN TO BACK OFF Training harder isn't always training better. Trayne analyzes your training volume and RPE to estimate accumulated fatigue and help identify when it's time to recover or deload. KEEP YOUR TRAINING HISTORY Your previous training blocks become part of your long-term progression. Compare blocks, review your performance, and use your history to make better decisions about what comes next. PERSONALIZE YOUR TRAINING Create custom exercises and add notes and photos to remember the details that matter. Save: • Machine settings • Seat positions • Cable attachments • Form cues • Technique reminders TRACK YOUR PHYSIQUE Record your bodyweight and progress pictures alongside your training blocks so you can see how your physique changes over time. BUILT FOR LIFTERS Trayne is designed for people who take strength training seriously. No social feed. No endless distractions. Just your training, your data, and your progress. Choose the goal. Train. Track. Progress. Repeat. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/