This app provides real-time insights into TRT and peptide protocols, including serum modeling, symptom tracking, and AI-powered guidance. It offers a comprehensive peptide library and helps users understand their health data privately on their device.
1.5.1
July 23, 2026
minor bug fixes
Unlock peptide tracker, lab history, doctor reports.
TLevels is a health and fitness app designed to provide real-time visibility into TRT and peptide protocols. It offers serum modeling, symptom tracking, AI-powered guidance, and a comprehensive peptide library, all while keeping your data private on your device.
No, TLevels does not contain advertisements. The app is free to download and offers a premium subscription for advanced features.
TLevels allows you to track your testosterone levels in real-time using pharmacokinetic modeling based on your specific ester, dose, and injection frequency. It also correlates your serum levels with daily symptoms to help you find your optimal personal range.
The AI Stack Assistant, powered by Gemini AI, allows you to ask questions about peptide stacking, cycles, synergies, and mechanisms. The Pro version offers 20 questions per day with evidence ratings and dosing protocols.
TLevels features an extensive library of 39 compounds across 8 categories, including in-depth profiles, evidence ratings, mechanisms, risks, cycle planning, and reconstitution calculations. It also supports tracking of common peptides like BPC-157 and TB-500.
TLevels prioritizes user privacy by storing all data directly on your device. There are no accounts, no cloud storage, and no third parties ever have access to your health information.
TLevels Pro is available for $24.99 per month or $149.99 per year. The subscription automatically renews unless canceled at least 24 hours before the end of the current period.
TLevels is available for iPhone, iPad, and iPod. It is rated for users aged 12 and older.
