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AI · alternatives · 2026

24 alternatives to Extreme Fitness

Hi HN, I built ExtremeFitness to help personal trainers manage workout and diet plans without relying on PDFs, WhatsApp, or Google Sheets. It allows trainers to: - Create personalized workout plans - Add diet plans - Use a 700+ exercise library - Let clients access everything in one place - Use AI to assist in plan creation This is still early-stage and I’m actively improving it. I would really appreciate honest feedback on the product, UX, and feature direction. Happy to answer any technical questions.

Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes.

  1. 1
    Planfit▲329

    Personalized workout coaching w/ machine learning + ChatGPT

    2023 · planfit.ai · its alternatives →

  2. 2

    Get your personalized fitness plan in 5 minutes

    2023 · workoutpro.io · its alternatives →

  3. 3
    Fit.AI▲252

    Ultra personalized fitness

    2024 · apps.apple.com · its alternatives →

  4. 4
    Boost▲156

    Your interactive personal fitness coach in your smartphone

    2021 · its alternatives →

  5. 5
    BestFit▲82

    The app provides individual training plans with an algorithm

    2020 · its alternatives →

  6. 6
    FitBudd▲74

    Why Fitness Studio Management Software Is Becoming Essential

    2021 · fitbudd.com · its alternatives →

  7. 7
    Proxima▲77

    Despite 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.

    Apr 2026 · proximafitness.com · its alternatives →

  8. 8
    SimplyFit▲125

    Personalized workouts that evolve with you daily

    2023 · apps.apple.com · its alternatives →

  9. 9

    Get a personalised workout plan with AI technology

    2022 · workoutsai.com · its alternatives →

  10. 10

    Get in shape - take your fitness journey to the next level

    2023 · mikeai.co · its alternatives →

  11. 11

    AI, Fitness, Trainer, Workout Coach, Personal Trainer

    2025 · its alternatives →

  12. 12

    Fitness Coach w/ personalized plans, photo analysis & goals

    2024 · apps.apple.com · its alternatives →

  13. 13

    Track your workout and max your gains. Free workout plans.

    2020 · linktr.ee · its alternatives →

  14. 14

    Build workout programs once, assign to unlimited clients

    2024 · fitcomrade.com · its alternatives →

  15. 15

    Hey HN, I’ve built and bootstrapped PARIAN. It designs personalized workouts so you reach your fitness goal quickly and efficiently. By training only with goal-specific exercises tailored to your experience level and preferred equipment (or just bodyweight), you skip the wasted time, effort, and disappointment. No more doom scrolling exercises, being overwhelmed by how to plan them, and being bombarded by noise from all the fitfluencers. You workout with confidence knowing each exercise is intentional and each session is moving you forward. Plus, you have the freedom to customize your…

    2024 · parianlabs.com · its alternatives →

  16. 16

    fittness sport gym workout

    2025 · sites.google.com · its alternatives →

  17. 17

    Smarter Workout Plans with AI

    2025 · peakfitai.com · its alternatives →

  18. 18

    Snap your food, get your plan AI-powered fitness made simple

    2025 · pontefuerteai.com · its alternatives →

  19. 19

    Hi HN, I'm an indie dev who built this to settle a long-running argument with my teenage son about who lifts more at the gym. I wanted a workout tracker to kept our data side-by-side on a leaderboard, and let us swap training plans without texting screenshots back and forth. Nothing I tried did all three without a subscription wall, so I wrote my own. Most of the app is free, it covers the full workout experience and progress tracking with 80+ exercises. The one-time purchase unlocks multiple plans, custom movements, and the social/sharing features, mainly to pay for the infra. The…

    May 2026 · mobile-squad.com · its alternatives →

  20. 20

    Find the fitness tracker that fits everything you want!

    2017 · its alternatives →

  21. 21

    AI builds your workouts, coaches your reps, plans meals

    Mar 2026 · apps.apple.com · its alternatives →

  22. 22

    Your 24/7 AI Fitness Coach - Crush your fitness goals daily

    2024 · its alternatives →

  23. 23

    I was frustrated about static, generic fitness apps and ChatGPT didn't give me enough structure and follow up in my fitness journey so I built MyTrainer, the first fully agentic oriented fitness coaching mobile app. It generates custom workout + nutrition plans, adapts in real time and connects to health data - all of this from a chatbot UI.

    2025 · mytrainerapp.io · its alternatives →

  24. 24IM

    Hi HN, I made a metabolic AI coach to help people with their weight loss and metabolic challenges. In testing with about a dozen people, they have been impressed with how well it figures things out and its surprising insights. I'm surprised, too, at how good it gets compared to typical responses people would ask vanilla chatbots and how positively people are responding to it. https://coach.patchworkfood.com/ Happy to hear feedback or ideas!

    2025 · its alternatives →

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Ranked by how close each launch is in meaning, then by votes. Prices were read from each product’s own site when checked and can change. Refine with your own description →