# 1 Rep Max Calc > Calculates one rep max and other rep maxes for strength training. (iPhone/iPad app by Will Stankus.) - Source: https://appshunter.io/ios/app/1-rep-max-calc/id6449542297 (this page in markdown: same URL + `.md`) - Developer: [Will Stankus](https://appshunter.io/developer/1451105607) - Category: Utilities, Health & Fitness - Price: Free - Rating: 4.50/5 from 11 App Store ratings - Age rating: 4+ - Requires: iOS 15.0 · 6 MB - Languages: American English - Released: 2023-05-28 - Data updated: 2026-08-21 - Monetization: free - User reviews in markdown: https://appshunter.io/ios/app/1-rep-max-calc/id6449542297/reviews.md ## What is 1 Rep Max Calc? Introducing the Ultimate One Rep Max Calculator: Your Personal Strength Companion Unlock your true potential and maximize your strength gains with our cutting-edge One Rep Max Calculator app. Whether you're a powerlifter, weightlifter, bodybuilder, or fitness enthusiast, this app is your key to achieving new heights in strength training. Features: -Accurate One Rep Max Calculation: -Easily determine your one rep max (1RM) for any exercise by entering the weight and number of reps you performed. Our advanced algorithm instantly calculates your maximum strength level, giving you a clear benchmark to track your progress. -Seamless Unit Conversion: -No matter if you prefer pounds or kilograms as your unit of measurement, our app has you covered. Simply toggle between the two options, and all calculations and measurements will be adjusted accordingly. -Comprehensive Rep Maxes: -Beyond your one rep max, our app takes your training to the next level by providing rep maxes at various intensities. Discover your potential at 95%, 90%, 85%, 80%, 75%, and 70% of your one rep max. This information empowers you to tailor your training program, target specific goals, and optimize your workout routine. -User-Friendly Interface: -Navigating our app is a breeze with its intuitive and user-friendly interface. The sleek design ensures a seamless experience, allowing you to focus on what matters most: your training. -Offline Support: -No internet connection? No problem! Our app works offline, ensuring uninterrupted access to your training data whenever and wherever you need it. Are you ready to unleash your strength potential? Download the One Rep Max Calculator app now and take your strength gains to unprecedented heights. Dominate the gym and surpass your limits like never before. Get started today! ## Key features - Accurate one rep max calculation - Comprehensive rep maxes (95%-70%) - Seamless unit conversion (lbs/kg) - User-friendly interface - Offline support ## Frequently asked questions about 1 Rep Max Calc ### How does 1 Rep Max Calc calculate your one rep max? 1 Rep Max Calc determines your one rep max (1RM) by taking the weight you lifted and the number of repetitions you performed for a specific exercise. Its advanced algorithm then calculates your estimated maximum strength. ### Can I use 1 Rep Max Calc with both pounds and kilograms? Yes, 1 Rep Max Calc offers seamless unit conversion. You can easily toggle between pounds and kilograms, and all calculations and measurements will adjust accordingly to your preference. ### What other rep maxes can 1 Rep Max Calc show me? Beyond your one rep max, 1 Rep Max Calc can provide your estimated rep maxes at various intensities, including 95%, 90%, 85%, 80%, 75%, and 70% of your 1RM. This helps in tailoring your training program. ### Does 1 Rep Max Calc require an internet connection to work? No, 1 Rep Max Calc features offline support. You can access your training data and perform calculations without an internet connection, ensuring uninterrupted use wherever you are. ### What devices is 1 Rep Max Calc available on? 1 Rep Max Calc is currently supported on iPhone and iPod devices, indicated by its availability for these platforms. ### How often is 1 Rep Max Calc updated? The app was last updated on June 2, 2023, with version 1.0.1. This suggests a recent update, indicating ongoing development and support from the developer. ### What is the age rating for 1 Rep Max Calc? 1 Rep Max Calc has an age rating of 4+. This means it is considered suitable for users aged 4 and above, with no mature content. ### Does 1 Rep Max Calc have ads? No, 1 Rep Max Calc is ad-free. The application does not contain advertisements, providing an uninterrupted user experience. ## Version history (last 2 releases) ### 1.0.1 — 2023-06-02 Bug Fixes ### 1.0 — 2023-05-28 No release notes. ## Apps similar to 1 Rep Max Calc | App | Rating | Price | Category | | --- | --- | --- | --- | | [Fit Lift Max](https://appshunter.io/ios/app/fit-lift-max/id6578446317) | — | Free | Utilities | | [Recovery Calc](https://appshunter.io/ios/app/recovery-calc/id6749402370) | — | Free | Utilities | | [HeatCount](https://appshunter.io/ios/app/heatcount/id6452471096) | 5.0 (4) | Free | Utilities | | [Plate Stacker](https://appshunter.io/ios/app/plate-stacker/id6478032946) | 5.0 (1) | Free | Utilities | | [RehabKit](https://appshunter.io/ios/app/rehabkit/id1300900487) | 5.0 (82) | Free | Utilities | | [ACFT Calculator: Score,Chart](https://appshunter.io/ios/app/acft-calculator-scorechart/id6447702010) | — | Free | Utilities | ## More apps by Will Stankus - [Kelly Pool Number Generator](https://appshunter.io/ios/app/kelly-pool-number-generator/id1451662611) - [In Plain Smite](https://appshunter.io/ios/app/in-plain-smite/id1672452653) - [Progress Pics: Fitness Tracker](https://appshunter.io/ios/app/progress-pics-fitness-tracker/id6756520067) - [Tower Tap: Rise](https://appshunter.io/ios/app/tower-tap-rise/id6783515920) - [Cookie Factory: Idle Tycoon](https://appshunter.io/ios/app/cookie-factory-idle-tycoon/id6785280115) All apps by Will Stankus: https://appshunter.io/developer/1451105607 ## Related topics [1rm calculator](https://appshunter.io/ios/topics/1rm-calculator) · [rep calculator](https://appshunter.io/ios/topics/rep-calculator) --- *Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-08-21.*