Strenix is the hypertrophy coach that trains every muscle while it's fresh — so every hard set actually builds it. More frequency. More top sets. More growth.
Coming soon to iPhone · Free to start
By your fourth set, fatigue has gutted your output — same reps, a fraction of the stimulus. Pile them into one weekly session and most of your "volume" is just accumulated fatigue.
Set 1 is excellent. Set 2 is solid. By sets 3 and 4, you're grinding through junk volume for a sliver of the stimulus. You leave wrecked — and the muscle sits idle for six days.
One good set, buried under tired ones.
Every session the muscle is recovered, so every top set lands at peak performance. Three fresh, high-quality stimuli a week instead of one — same time in the gym.
Far more of the stimulus that actually grows muscle.
Strenix scores your training by stimulus — not ego, not volume. Four ideas drive everything.
Your first near-failure set on a muscle each day drives the most growth. Strenix tracks it — and counts your quality sets per week.
Hit each muscle 2–3× a week — the natural lifter's sweet spot — instead of one exhausting weekly blast.
A recovery board shows exactly which muscles are recovered and ready — so you train each one at peak, not too soon or a week late.
Strenix tells you when you've earned the stimulus and the next set is just fatigue. Do less, grow more.
Glutes recover fast and grow best with frequency — which makes them the perfect muscle for this method. Skip the endless burnout sets of influencer "booty" programs. Strenix shows you when your glutes are fresh, counts the quality sets that actually build them, and adds load week over week. Same for chest, back, quads, and arms — every muscle you want to grow.
See which muscles are fresh, ready, or still recovering — before you train.
Generate a split that hits each muscle 2–3× a week, tuned to your schedule — or build your own.
Log working sets fast, with effective reps and RIR built in. Double progression tells you when to add weight.
e1RM charts and PRs that separate real progress from day-to-day noise.
Log a meal in seconds — search, barcode, or just snap a photo and let AI handle the macros.
Strenix reads your weight trend and tunes your calories to hit your goal — automatically.
Be first to know when Strenix hits the App Store. No spam, just launch day.
You're on the list — see you at launch. 💪