Workout app comparison

    Forge vs
    RP Hypertrophy App

    Bodybuilding's most rigorous periodization app against an AI coach that explains itself. Here is what each one does with your training and your money.

    The short version

    RP Hypertrophy App comes from Renaissance Periodization, the coaching company Dr. Mike Israetel built, and it programs the way he teaches. Training runs in mesocycles, with volume and loading adjusted each week from how you rate pump, soreness, and effort. Deloads arrive when the fatigue math says so. Over 250 technique videos from Dr. Mike sit inside the app, and lifters who follow the system describe the autoregulation as taking the guesswork out of hypertrophy.

    The rigor asks a lot from the user. Every session you grade your own recovery, and beginners misjudge those signals often enough that the auto-volume can climb faster than they adapt. The interface feels dated at this price, the app stops working without internet, and a question about why your numbers changed has nowhere to go. Forge handles that last part differently. Your trainer explains each adjustment in the plan and answers around the clock, and the changes come from your logged progress, so a first-week user can follow along without learning to score their own soreness.

    Cost is where most people walk away. RP runs $299.99 a year, skips any free tier or trial, and offers a 30-day refund window on direct purchases in place of a test drive. Its Trustpilot score sits at 2.8 largely on that complaint. Forge costs $59.99 a year with a 7-day free trial, less than two months of RP's standalone monthly plan. If you already speak RPE and want the deepest hypertrophy periodization in a consumer app, RP earns its price. Everyone else should start with Forge.

    Every row, called honestly

    Forge takes 4. RP Hypertrophy App takes 4. The rest are even. Read the rows RP Hypertrophy App wins before you read ours.

    Programming depthRP Hypertrophy AppTrue mesocycles with volume landmarks and planned deloadsForgeAdaptive plans built around your progress and feedbackThem
    How the plan adjustsRP Hypertrophy AppWeekly autoregulation from your pump, soreness, and effort ratingsForgeAdapts from your logged performance and feedbackTie
    Talking to your coachRP Hypertrophy AppNo chat or coaching interactionForge24/7 chat with your trainer, in characterForge
    Learning the liftsRP Hypertrophy App250+ technique videos filmed with Dr. Mike IsraetelForgeFull library with guidanceThem
    Beginner friendlinessRP Hypertrophy AppAssumes you can rate your own recovery accuratelyForgeAdjusts from logged performance, no self-scoring requiredForge
    Premade programsRP Hypertrophy App100+ templates with bodypart specialization and a Meso BuilderForgeYour coach builds the plan around youThem
    PlatformsRP Hypertrophy AppiOS, Android, and a web appForgeiPhone and AndroidThem
    Trying before payingRP Hypertrophy AppNo trial, 30-day money-back guarantee insteadForge7-day free trialForge
    Workout loggingRP Hypertrophy AppSets, reps, weights with effort trackingForgeSets, reps, weights, PRs, progress trackingTie
    Price, yearlyRP Hypertrophy App$299.99Forge$59.99Forge
    NutritionRP Hypertrophy AppSold separately as RP Diet CoachForgeWorkout onlyTie

    Where RP Hypertrophy App wins

    Credit where it is due. These are the rows RP Hypertrophy App takes, stated plainly.

    The deepest periodization you can buy

    Mesocycles, volume landmarks, and planned deloads, built from Dr. Mike Israetel's research and coaching practice. Nothing else in the app stores periodizes hypertrophy this rigorously.

    Autoregulation users swear by

    Rate your pump, soreness, and effort, and the app reshapes the coming week's volume and loading. Long-time users describe it as taking the guesswork out of growth.

    A real education inside the app

    Over 250 technique videos filmed with Dr. Mike, plus 100-plus premade templates covering bodypart specialization and a Meso Builder for custom cycles.

    IFBB pros use it

    The app carries endorsements from professional bodybuilders who could pay for any coaching on the market. That pedigree matters to the audience it serves.

    Where Forge wins

    The other side of the ledger.

    A coach you can question

    RP shows you numbers. Forge lets you ask why the numbers changed, and your trainer answers in character whenever you train, weekends and late nights included.

    About $240 less per year

    Forge costs $59.99 annually against RP's $299.99. Two months of RP's standalone monthly plan costs more than a full year of Forge.

    A real free trial

    Seven days to test the whole app before any charge. RP's alternative is paying first and asking for your money back inside 30 days.

    Friendlier on day one

    RP asks you to score your own recovery accurately from the first session, a skill beginners have yet to build. Forge adapts from what you log, so the plan stays sane while you learn.

    What each one costs

    RP Hypertrophy App

    • Monthly$34.99
    • Yearly$299.99
    • Free trialNone (30-day refund)

    Prices from rpstrength.com as of early 2026. The yearly plan is billed upfront and marketed as $24.99 per month, and direct purchases carry a 30-day money-back guarantee in place of a trial.

    Forge

    • Weekly$6.99
    • Monthly$19.99
    • Yearly$59.99

    7-day free trial on the yearly plan. Cancel anytime. Every plan includes all four trainers, adaptive programming, logging, and 24/7 chat.

    Which one is right for you

    Pick RP Hypertrophy App if

    • You already train with RPE or RIR and want true mesocycle periodization
    • You are an intermediate or advanced lifter chasing hypertrophy above everything
    • You want technique instruction filmed by Dr. Mike Israetel
    • You are comfortable paying $300 a year with only a refund window to test it

    Pick Forge if

    • You want a trainer who explains the plan and answers questions any hour
    • You are newer to lifting and cannot yet rate your own recovery accurately
    • You want adaptive programming for $59.99 a year, with a free week to test it
    • You train harder with a personality pushing you, from drill instructor to data nerd

    FAQ

    Forge vs RP Hypertrophy App Questions

    Straight answers about switching between Forge and RP Hypertrophy App

    For the right lifter, yes. If you understand RPE and RIR and want bodybuilding periodization without hiring a coach, the $299.99 buys programming depth nothing else in the app stores matches. If those acronyms are new to you, the same money buys a steep learning curve, and Forge at $59.99 a year is the easier place to start.

    No. There is no free tier either, only a 30-day money-back guarantee on direct purchases, so testing the app means paying first. Forge gives you a 7-day free trial before any charge.

    The app assumes you can score your own pump, soreness, and effort accurately, and that self-rating is a skill most beginners have yet to develop. Misjudge it and the auto-volume can overshoot what you can recover from. Forge adjusts from logged performance instead, which asks much less of a new lifter.

    Not inside the training app. RP sells nutrition separately as RP Diet Coach. Forge also keeps its focus on training and offers no nutrition features, so neither subscription bundles diet help.

    There is no chat or coaching interaction. You get Dr. Mike's technique videos and the algorithm's weekly adjustments, and anything beyond that goes to a support inbox. Forge builds the product around exactly that conversation, with four trainer personalities answering in character around the clock.

    RP adapts deeper for hypertrophy. Its mesocycle logic and volume landmarks come from published bodybuilding methods, and Forge has no equivalent to that specialization. Forge adapts across your broader progress and feedback, and adds a coach you can talk to about every adjustment.

    Your next workout

    Reading is done.
    Go train.

    Start the 7-day free trial, run three workouts with your AI trainer, and compare the experience against anything on this page.

    7-day free trial.

    $59.99/year · $19.99/month · $6.99/week (USD)