Best apps like Nu-Trai

7+ similar apps compared and reviewed

4.2 avg rating
7 free apps
Updated September 2026

Whether you want more options like Nu or a completely different take on the same concept, our curated list of 7+ similar apps has you covered. Updated for 2026 with the latest ratings and comparisons.

Top Alternatives to Nu

Bar Is Loaded - Gym Calculator#3

Bar Is Loaded - Gym Calculator by Danny Li

It's leg day, not brain day.
Worth Considering
💪 Health & Fitness
4.9😊(301 ratings)
FreeIn-App Purchases
Bar Is Loaded - Gym Calculator screenshot 1
Bar Is Loaded - Gym Calculator screenshot 2
Bar Is Loaded - Gym Calculator screenshot 3
Bar Is Loaded - Gym Calculator screenshot 4
Bar Is Loaded - Gym Calculator screenshot 5
Bar Is Loaded - Gym Calculator screenshot 6

This app simplifies weightlifting calculations, instantly determining the correct plates to load onto a barbell. It offers custom settings for inventory and a reverse calculator, along with tools for meet preparation and performance scoring.

What We Love

  • 👍 Extremely user-friendly and intuitive interface
  • 🚀 Fast and accurate plate loading calculations
  • 💰 Completely free with no ads or subscriptions
  • 🧠 Eliminates mental math during workouts
  • 📊 Rich feature set including RPE, Wilks, and 1RM calculators
  • 🔄 Reverse calculation functionality for bar loading
  • 📱 Supports both kg and lb conversions seamlessly
  • 🎨 Clean and simple design
  • 👨‍💻 Responsive developer who takes feedback seriously
  • 📸 Ability to share loaded bar images on social media
  • ⚡ Lightweight and quick performance
  • 🏋️ Tailored specifically for powerlifters and weightlifters

Room to Improve

  • 🐛 Frequent crashes and infinite loading screens
  • 🐛 5kg calculation glitch in reverse section
  • 🐛 Inconsistent weight calculations with kg plates
  • ⚙️ Limited barbell weight customization options
  • ⚙️ Collar weight incorrectly set to 4kg instead of 5kg
  • ⚙️ Rounding errors with decimal plate weights
  • 📱 Compatibility issues with newer devices (iPhone 16 Pro)
  • ❌ No ladies bar weight option (35 lbs)
  • ❌ Missing 7.5kg plate option

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4
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TeamBuildr Training
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This app provides structured strength and conditioning programs for coaches and athletes. It allows for program management, progress tracking, and in-app communication. Users can record workout data, view detailed sessions, and sync with wearable devices.

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Arrow: Social Workout Tracker
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This app gamifies your fitness journey, transforming workouts into a fun, competitive experience with friends. Track progress with a detailed log, earn rewards, and connect with a global community for motivation and support.

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This app helps users plan and track their weightlifting workouts, focusing on progressive overload and personalized strength training. It offers fast logging, detailed analytics, and customization options to help users achieve their fitness goals.

Fast and simple workout loggingPersonalized workout plansPowerful exercise organization
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Weight Lifting & Exercise Log
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This app helps serious lifters plan and track their workouts with AI coaching and community features. Log sets, reps, and weights, and monitor progress with powerful analytics to achieve your fitness goals.

AI-optimized workout plannerAdvanced exercise trackerCustomizable workout routines
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