Calculate and compare arrow builds before investing time and money. The free version offers essential calculations for weight, FOC, kinetic energy, momentum, speed, and spine. Future updates will introduce advanced features for subscribed users.





10+ similar apps compared and reviewed
Looking for something like Grains? We've analyzed 10+ similar apps to help you find the best alternative. Each app is compared by ratings, features, and real user reviews, so you can make the right choice.





Calculate and compare arrow builds before investing time and money. The free version offers essential calculations for weight, FOC, kinetic energy, momentum, speed, and spine. Future updates will introduce advanced features for subscribed users.






This app provides advanced physics-based analysis for archers and hunters. It offers precise trajectory calculations, AI-powered biomechanical shot analysis, and detailed equipment optimization tools to improve accuracy and consistency.






Access a comprehensive resource for compound bow tuning, featuring a vast database of bow specifications, instructional videos, images, and detailed text guides. This subscription-based app simplifies the learning process for bow tuning enthusiasts.