Results in 6 weeks

Stop guessing. Get UnderForge®

Personalized muscle, strength and longevity coaching. Your body. Your goals. Your success.

AI or human coach

Choose between AI-powered guidance or a dedicated human coach. Both use evidence-based methods tailored to your specific goals and lifestyle.

AI or human coach

Define concrete, motivating goals

Set clear, measurable targets that keep you driven every day. Your goals shape every part of your personalized training and nutrition program.

Define concrete, motivating goals

A unique score to keep you motivated

Your UnderForge score tracks consistency across training, nutrition, and recovery — distilled into one number that shows exactly where you stand.

A unique score to keep you motivated

Personalized training, nutrition and recovery

Every rep, meal, and rest day is designed around your body, your schedule, and your specific goals. No generic templates — just your program.

Personalized training, nutrition and recovery

Easy exercise log and explanations

Log workouts in seconds with built-in video guidance on every movement. No guesswork on form or technique — just focus on execution.

Easy exercise log and explanations

Photo calorie estimator

Snap a photo of your meal and get an instant calorie and macro estimate. Nutrition tracking has never been this effortless or accurate.

Photo calorie estimator

Workout stats and insights

See exactly how your training is progressing over time — volume, strength, and performance trends at a glance so you always know what to improve.

Workout stats and insights

Nutrition stats and insights

Track your daily intake and understand the patterns that support or hinder your goals. Macro breakdowns, weekly trends, and actionable feedback.

Nutrition stats and insights

And a full list of new incoming features!

Integrations

Works with Apple Health, Health Connect & Garmin

Sync your workouts, steps, heart rate and body metrics straight from Apple Health on iPhone, Health Connect on Android, or your Garmin device. Your plan adapts to what you actually do — no manual entry, no double logging.

  • Apple Health
  • Health ConnectAndroid
  • Garmin
Membership

Choose how far you forge

Start free with a personalized plan, then add human coaching whenever you want more. Cancel anytime.

Silver Forger

Free then from €9.99/mo

Free to start

  • Meal-photo logging
  • Weekly check-in with full context
  • Personalized diet & recovery
  • Apple Health, Health Connect & Garmin sync

Platinum Forger

€99.99/mo

Everything in Gold, plus:

  • Personal coaching once a week

Platinum Pro Forger

€199.99/mo

Everything in Platinum, plus:

  • Personal coaching twice a week
  • Maximum one-to-one support

A free Steel tier gets you started with a personalized plan. Coaching tiers are offered in-app. Prices in EUR — the exact price, billing period and any trial are shown at purchase and may vary by region.