10 Best Clip On Fitness Trackers 2025 in the United States

The WITHINGS Scanwatch Nova is a hybrid smart watch designed for those who want comprehensive health and fitness tracking. A key strength is its proactive heart health tracking, providing 24/7 monitoring and alerts for abnormal heart rates. Additionally, the watch offers advanced respiratory insights with on-demand SpO2 measurement and continuous sleep tracking, including detailed sleep quality assessments.

The activity tracking feature is robust, recognizing over 40 activities and enhancing fitness performance with heart rate zones and VO2 max estimation. Another major advantage is the impressive 30-day battery life, which reduces the need for frequent charging. Temperature monitoring is also a notable feature, helping users detect potential illness early.

However, there are some drawbacks. The small 0.4-inch screen might not be ideal for those who prefer a larger display for ease of reading. The need for smartphone connectivity to use GPS may also be inconvenient for some users. The design is unisex and generally comfortable, but at 1.41 pounds, it might feel a bit heavy for some wearers. Compatibility with both Apple iOS and Android devices adds versatility. The WITHINGS Scanwatch Nova is a feature-rich option best suited for individuals seeking a comprehensive health and fitness tracker with excellent battery life and advanced monitoring capabilities.

The NESKLA 3D Pedometer excels in simplicity and ease of use, making it a great choice for anyone seeking a straightforward step counter. It accurately tracks steps using advanced 3D Tri-Axis Sensor technology and features a large, easy-to-read display. This pedometer is especially user-friendly for men, women, kids, seniors, and anyone who prefers not to deal with smartphone connections or apps.

The included removable clip and lanyard offer versatile carrying options, allowing you to wear it on your belt, pants, shoes, or around your neck. With a battery life of up to one year due to its energy-efficient CR2032 battery, it minimizes the hassle of frequent recharging. However, it lacks features like heart rate monitoring, sleep tracking, and water resistance, which may be important for users seeking a more comprehensive fitness tracker.

Additionally, it does not offer any connectivity options, meaning you cannot sync data to a smartphone or other devices. The lightweight and compact design, weighing just 26.5 grams, adds to its convenience and comfort. This makes the NESKLA 3D Pedometer ideal for those prioritizing ease of use and step counting accuracy over more advanced tracking and connectivity features.

The Garmin HRM-Fit is a clip-on heart rate monitor specifically designed for women, making it easy to attach to medium- and high-support sports bras. It excels in providing accurate, real-time heart rate and heart rate variability data, which is essential for various fitness activities like running, cycling, and strength training. One of its standout features is the ability to capture running dynamics, helping you improve your form if used with a compatible Garmin device. Additionally, it tracks pace and distance for indoor workouts and stores heart rate data, even if you're out of range from your smartwatch, which is practical for outdoor training sessions.

The activity tracking feature includes steps, calories, intensity minutes, and all-day heart rate, ensuring a comprehensive overview of your fitness levels updated across all compatible Garmin devices. With a battery life of up to one year, it minimizes the hassle of frequent charging, and its lightweight design (1.9 ounces) ensures comfort during use. Connectivity is robust with Bluetooth compatibility, allowing it to sync with multiple devices and apps seamlessly.

However, it lacks sleep tracking, which could be a drawback for those looking to monitor their sleep patterns. Additionally, it is not recommended for use with all types of sports bras, which may limit its usability for some users. The Garmin HRM-Fit is a strong option for women seeking a reliable heart rate monitor with advanced activity tracking capabilities, though it may be limited by its narrow compatibility with certain sports bras and the absence of sleep tracking.