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Musklr

Track every lift. Beat every PR. Apple Watch + iPhone, in sync. Free on the App Store.

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Musklr screenshot – image 1

Overview

Log a set in two taps. Never lose a session. Feel every PR, on your wrist. Free on the App Store.

AI summary

Musklr is a fitness tracking application designed for iOS devices, specifically optimized for Apple Watch and iPhone. It allows users to log their workouts quickly with minimal taps, track personal records (PRs), and visualize muscle engagement during exercises. The app emphasizes ease of use, offline functionality, and a social component for sharing workouts.

Who Is It For

Best for

Individuals looking to enhance their weightlifting experience and track their progress efficiently, particularly those who use Apple devices.

Not for

Users who prefer a comprehensive social networking experience or require advanced analytics beyond basic tracking.

Strengths & Weaknesses

Biggest strength

The app's ability to log workouts quickly and provide immediate feedback on performance, including PR notifications and muscle engagement visualizations.

Biggest weakness

Limited to iOS platforms, which may exclude potential users on other operating systems. (AI-inferred; may be outdated – founders can correct this)

Classification

Competitors
MyFitnessPalFitbodStrongJEFIT

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How we sourced this: Observed fields () were crawled from https://musklr.com/ and are stated as fact. AI-inferred fields () were generated by gpt-4o-mini and are always labelled – never presented as measured fact. Last updated: 20 August 2026.