1RM Calculator is a user-friendly Android app developed by Yuri Koshiishi. It falls under the Lifestyle category, specifically Health & Fitness. This app is designed to help fitness enthusiasts calculate their one-rep max (1RM) and track their 1RM history.

With 1RM Calculator, users can easily calculate their 1RM using the RPE (Rate of Perceived Exertion) scale, which allows for a more personalized and accurate calculation. Additionally, the app provides the option to estimate rep maxes from 2 to 12 reps based on the user's estimated 1RM.

One of the standout features of 1RM Calculator is its ability to save 1RM history by exercise. This feature allows users to track their progress over time and make informed decisions about their training. The app also offers a customized exercise selection, allowing users to choose from a wide range of exercises to suit their individual needs.

For those who prefer a darker theme, 1RM Calculator offers a dark theme option, ensuring a comfortable and visually appealing user experience.

Overall, 1RM Calculator is a handy tool for fitness enthusiasts looking to optimize their training and track their 1RM progress. Its user-friendly interface and comprehensive features make it a valuable addition to any fitness routine.