Peak helps you track your testosterone, symptoms, and daily habits - so you can understand what’s actually affecting your energy, mood, and performance.
No more isolated lab results.
No more confusion.
Just clear, data-driven insight into your body.
How it works
Each day, Peak combines your data into a clear picture:
• Testosterone labs → your baseline and trends
• Symptoms → energy, mood, sleep, recovery
• Daily patterns → habits that may influence your state
Then turns it into something useful:
→ What’s happening
→ What changed
→ What might be affecting you
What you get
Testosterone tracking
Log and track your T levels over time.
Understand how your numbers change - not just what they are.
Daily symptom tracking
Quickly log:
• Energy
• Mood
• Sleep
• Recovery
See how you feel - and how it evolves.
Trends & patterns
Spot connections between:
• sleep and energy
• recovery and mood
• habits and hormone changes
Understand your body over time.
Clear insights
Go beyond raw numbers.
Peak helps you:
• compare results to your baseline
• detect meaningful changes
• understand possible drivers
No generic advice - just relevant context.
Visual tracking
See your progress at a glance:
• daily trends
• symptom changes
• performance over time
Built for people who want clarity
Designed for:
• men tracking testosterone
• users on or considering TRT
• anyone who wants to understand their body better
• performance-focused individuals
Why Peak works
Most apps show you data.
Peak helps you understand it.
Your daily loop
1. Log your symptoms (takes seconds)
2. Track your testosterone
3. See your trends
4. Understand what’s changing
Repeat → gain clarity
Understand your body
Whether you’re optimizing performance, tracking TRT, or just trying to feel better - Peak helps you connect the dots and make sense of your data.
Subscription
Peak is a paid app. Usage requires a subscription.
• Payment is charged to your Apple ID upon purchase confirmation.
• Manage or cancel anytime in your Apple ID settings.
• Any unused trial period is forfeited when purchasing a subscription.
Terms
Under the following terms: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/