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.
1.5.0
June 9, 2026
Version 1.5.0 Personalized Onboarding TLevels now learns who you are from the start. Enter your name, set your goal, and build your protocol — every step adapts to you personally. Gains Engine™ Progress tracking now includes a full XP and leveling system. Earn points for every log, hit weekly challenges, track streaks, and climb from Recruit to Apex. Reconstitution Calculator Upgrade The peptide reconstitution calculator now includes vial presets, BAC water presets, an animated syringe visual, supply calculator, and a step-by-step guide. Hermes AI Fix Resolved an issue where Hermes was unresponsive on some devices after updating. Stability Improvements Fixed a crash that could occur on the Progress page after logging multiple entries. Dashboard Your dashboard now greets you by name.
MoreUnlock 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.
