ARVO
Hey HN, I've been lifting for years and got frustrated with fitness apps that either (a) generate a static plan and forget about you, or (b) require manual logging with no intelligence. So I built Arvo—an AI personal trainer that adapts after every single set, not just at the start of your workout. Why 19 agents instead of one? Each handles a specific job: - Exercise Architect (selects movements based on equipment/goals) - Load Navigator (calculates weight adjustments based on RIR) - Volume Manager (tracks MEV/MAV/MRV per muscle group) - Pattern Scout (extracts insights from…
ARVO launched on November 18, 2025 with 8 votes, #1,383 of 9,796 launches that month and more than 50% of that year's launches.
What it does
Your AI workout coach that adapts in real-time. Suggests weight and reps based on your previous set. Explains WHY behind every decision. Like a personal trainer in your pocket, but FREE (join beta program) vs $150/session
AI personal trainer that adapts every set in real-time. 20 specialized agents for progressive overload, fatigue management, and evidence-based training. Kuba, Mentzer, FST-7 methodologies. Free plan included.
Real set-by-set progression. RIR/RPE-aware. Built for Kuba, Mentzer, FST-7 training. "What weight should I use next set?" · "Am I overtraining?" · "Is this exercise swap equivalent?" AI personal trainer app for bodybuilding & powerbuilding. 20 specialized agents adapt every set in real-time. Kuba Method & Mentzer HIT implemented with scientific fidelity. Powered by GPT-5 reasoning models. Pattern detection. Biomechanical weight adjustments. Zero guesswork. Only progression. Arvo is the AI personal trainer app for gym that adapts to your level. Whether you're an intermediate lifter following Kuba Method, a competitive bodybuilder tracking MEV/MAV/MRV, or a beginner who just wants results…from arvo.guru
In the maker’s words, at launch
Hey HN, I've been lifting for years and got frustrated with fitness apps that either (a) generate a static plan and forget about you, or (b) require manual logging with no intelligence. So I built Arvo—an AI personal trainer that adapts after every single set, not just at the start of your workout. Why 19 agents…
Does a similar job
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ProximaApr 2026 · proximafitness.com · ▲77Despite there being lots of information out there on how to train in the gym, I still get asked by beginners the same fundamental questions. I decided to build a tool that would allow them to create their own programs in a matter of seconds. I plan soon to create another tool that will rate the quality of these AI built workouts to help improve the programs over time.
Weight Lifting Algorithm Based on 5M Workouts2019 · getfitnessai.com · ▲70Get stronger and lose weight faster than ever with A.I. powered workouts. FitnessAI's performance intelligence is powered by over 100M sets, 6M workouts and 100k people.
Ardor, an intelligent personal trainer that predicts your fitness2023 · ardor.fitness · ▲21Hi all, we've spent the last 2 years building Ardor. Ardor designs personal fitness routines built around individuals. Factors equipment, schedule, energy level on a given day, and mix of interests/goals. What makes Ardor special is how it not only predicts what weight and reps you are capable of doing for every exercise, it also makes some wild predictions about your overall fitness. How fast you are? What's your endurance like? It can build workout challenges in the form of a circuit/HIIT and can say things like "based on how you did in your last workout, I think you can do 4…
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