Train with intelligence. Evolve with purpose.
Voltrain is the app that combines AI, applied science and discipline to transform body, mind and spirit.
Cancel anytime. No commitment.
Built for people who take training seriously
Whatever your starting point, Voltrain adapts.
Dedicated athlete
4 to 5 sessions per week. Chasing PRs, hypertrophy, periodization.
Motivated beginner
Just started, wants to do it right, no skipping steps, no injuries.
Women who train
Cycle, specific physiology, focus on functional strength and aesthetics.
Cut and bulk focused
Needs precise calorie control. Photo-to-calories tool coming soon.
The numbers do not lie
The state of public health, in cold numbers. This is why Voltrain exists.
42%
of US adults are clinically obese
CDC 2023
27%
of US adults are physically inactive
CDC 2022
47%
do not drink enough water daily
JAMA 2020
70%
who train alone quit within 90 days
ACSM 2022
0%
hypertrophy gain without progressive overload
Schoenfeld 2017
39%
suffer chronic low back pain from poor posture
Lancet 2021
35%
report poor sleep quality
CDC 2020
76%
report frequent chronic stress
APA 2023
You are not alone. And you do not have to keep being part of this statistic.
Every problem has a real solution inside
We studied the science, applied it in code, tested it in the body. Everything in here came from research, not guesswork.
AI that understands your body
Your routine is not a copy-paste template. The AI cross-references your goal, injuries, equipment and history to design a workout built around you. Individualized programs raise adherence by 35% (Helms 2018) and periodization boosts strength gains up to 28% (Rhea 2003): applied science always beats guesswork.
Applied science
- Individualized programs raise adherence by 35% (Helms et al. 2018)
- Periodization boosts strength gains up to 28% (Rhea 2003)
Workout with smart expiration
Every workout has a 30 to 90 day shelf life. When it expires, that is your cue to reassess and evolve. Your metrics stay tied to that block, and you see real growth as programs change. Periodization is not aesthetic: it is what gets you off the plateau.
Applied science
- Stimulus change every 4-12 weeks optimizes hypertrophy (ACSM 2019)
- Periodic reassessment cuts overtraining risk by 31% (NSCA 2020)
Auto PR tracker
You hit your record, the app marks it. e1RM calculated by 3 scientific formulas (Epley, Brzycki, Lombardi) ensures precision. Load tracking lifts progression by 19% (Burke 2011) and seeing the chart climb raises motivation by 41% (NIH 2020): seeing evolution changes the game.
Applied science
- Load tracking lifts progression by 19% (Burke et al. 2011)
- Visualizing charts raises motivation by 41% (NIH 2020)
Real adaptive hydration
Your daily target comes from your weight, the heat of the day, the workout you did. Reminders at the right time, never spammy. 1% dehydration drops strength by 5% (ACSM 2022): water is not a detail, it is what keeps the engine running.
Applied science
- 1% dehydration drops strength by 5% (ACSM 2022)
- Reminder apps double daily intake (J. Nutr. 2020)
Consistency that hooks
Every set logged turns into XP. Every day, your streak gets prettier. Achievements to unlock, daily quests, seasons that renew. We identified that gamifying respects how the human brain works: immediate reward builds permanent habit.
Applied science
- Gamification raises retention by 47% in health apps (NIH 2021)
- Daily quests build habit in 66 days (Lally 2010)
Real cardio, no guessing
Planned duration, defined intensity, registered RPE. Cardio is part of the workout, not an afterthought. RPE reduces dropout by 23% (Helms 2018) and structured cardio raises VO2max by 12% in 12 weeks (ACSM): running without a goal is just losing breath.
Applied science
- RPE reduces dropout by 23% (Helms et al. 2018)
- Structured cardio raises VO2max by 12% in 12 weeks (ACSM)
AI Calorie Counter
Snap your plate. The AI identifies ingredients, calculates calories and macros, and guides you. Your diet will never depend on guessing again.
Análise concluída · 0.8s
Detected ingredients
- 100g brown rice · 124 kcal
- 150g grilled chicken · 247 kcal
- 100g steamed broccoli · 35 kcal
- 20g extra-virgin olive oil · 177 kcal
Macronutrients
- Protein · 51g
- Carbs · 28g
- Fat · 22g
Total calories
583 kcal
Moderate meal
How to make it healthier
- Cut olive oil to 10g (-89 kcal)
- Add leafy greens (more fiber, 0 extra kcal)
- Swap half the oil for avocado (monounsaturated fat)
Nutritional score
8.4 / 10
Excellent balance. High protein, controlled fat, micronutrients present.
- Eating out will not throw you off anymore
- Know exactly what you ate, no guilt, no guessing
- Broke the diet? You see the impact and keep adjusting
· 67% of dieters quit during travel (J. Behav. Med. 2021)
· Calorie tracking doubles diet success rate (Burke 2011)
See your evolution with Voltrain
Projections based on science. Real results depend on your consistency.
- Weight fluctuating, no control
- Body fat unchanged
- 0 PRs registered
- No streak
- Weight on target
- Body fat: -4.5%
- 18 PRs hit
- 145-day streak
- +4.5 kg lean mass
Body fat reduced over time
Month by month projection. Drag the slider above or click a shortcut to update the chart.
At 6 months: without Voltrain 0.4%, with Voltrain 4.5% of body fat reduced.
| Time | Without Voltrain | With Voltrain |
|---|---|---|
| Start | 0.0% | 0.0% |
| 1 month | 0.1% | 0.8% |
| 2 months | 0.1% | 1.7% |
| 3 months | 0.2% | 2.5% |
| 4 months | 0.2% | 3.2% |
| 5 months | 0.3% | 3.9% |
| 6 months | 0.4% | 4.5% |
| 7 months | 0.4% | 5.0% |
| 8 months | 0.5% | 5.6% |
| 9 months | 0.5% | 6.2% |
| 10 months | 0.6% | 6.8% |
| 11 months | 0.7% | 7.2% |
| 12 months | 0.7% | 7.5% |
Averages from Helms 2018, Aragon 2013, Rhea 2003, NIH 2020.
More than an app. A call for evolution.
We believe training is evolving in three parts: body, mind, spirit.
Body
Your body is the temple of the Holy Spirit. The discipline of building muscle does not just strengthen the physical: it shapes who you are. Caring for what God entrusted you is concrete faith.
Mind
Training is war against your own comfort. The mind that lifts heavy weight lifts everything outside: anxiety, pressure, decisions, focus. Every set is proof that the one who decides is you, not exhaustion.
Spirit
Voltrain was not born to be just another app. It was born as a mission: to bring the Kingdom of God with excellence to the fitness world. Serious product, real transformation, purpose above marketing.
We do not seek to patch the problem. We seek to solve it.
Why trust the launch
We do not have testimonials yet because we just opened. Instead, we offer guarantees.
7-day guarantee
Did not like it? 100% refundable. No questions.
Built by people who train
Team of athletes, devs and nutritionists. Every feature went through real use.
No empty promises
Results depend on you. Voltrain is the tool, consistency is yours. But while you stay firm in the process, we will be by your side at every set, every PR, every miss. To help you come back.
Continuous updates
You do not buy a finished app. You join a constant evolution journey.
Launch Offer
Single plan, fair price, no catch.
Voltrain Access
- AI training: up to 50 personalized programs per month
- Auto PR tracker via e1RM (3 scientific formulas)
- Smart hydration reminders and schedule
- Push notifications: PR detected, session done, daily reminder
- Smart workout expiration (30 to 90 days) to force evolution
- Streaks, XP and achievements to lock in the habit
- Structured cardio with RPE
- Priority access to new features (Calorie Counter included)
- Direct support + 7-day guarantee
Cancel anytime. No commitment. Stripe payment.
Frequently asked questions
What is included for $1.99?
Full access: AI, timer, tracker, hydration, gamification, 50 AI generations per month, support and updates. Everything.
Can I cancel anytime?
Yes, directly via the Stripe portal. No call, no commitment. Cancel and keep access until the end of the paid period.
How does the refund work?
7-day guarantee. Asked for a refund within 7 days of subscribing, we return 100%. No questions.
Does it work on iPhone, Android and Web?
Yes. Optimized PWA for all. Installs as a native app right from the browser, no store needed.
Do I need a gym?
No. The AI builds training with whatever equipment you have: gym, home, park, hotel. Adapts everything.
Does the AI need internet?
To generate new training, yes. After generated, train offline with the timer working perfectly.
Is my data safe?
LGPD compliant. Encrypted data. You can export or delete everything anytime via settings.
What if I do not evolve in 3 months?
The tool is ours, consistency is yours. But if not even the tool serves you, talk to us on WhatsApp and we adjust. No ego.
Is the calorie counter included?
Coming soon. When it launches, it will be included in the plan. Subscribe now and lock in the $1.99 price even with the new feature.
Worth it for veteran lifters?
Yes. AI periodizes, tracker auto-detects PRs and gamification gives new spark. Voltrain is a tool, not a tutorial.
Your evolution starts today. Or one more year of sameness.
For $1.99 you get a serious tool. The choice is yours.
Cancel anytime via Stripe.