fitness Tools
25 best fitness tools and apps, curated and ranked by community upvotes on ProductCool. Updated daily as new fitness products launch.
Fitbit Edge is Google’s slim, screen-based fitness tracker for active lifestyles and everyday wear. It has built-in GPS, over 50 workout modes, ECG, skin temperature, and up to seven days of battery per Google. It’s Fitbit’s first repairable tracker, with a replaceable battery. $179.99, pre-order now, on shelves Oct 27. Includes 3 months of Google Health Premium, which is needed for the Health Coach and Health Guardian.
Pickle Sensei is an AI pickleball coach for solo training on iPhone. Step into the start zone alone, swing one stroke, and get an estimated player rating, a technique score, checkpoint scores, and the one thing to fix next. Covers serves, returns, drives, dinks, third-shot drops, volleys and overheads. Slow-motion form review with a skeleton overlay, 40+ drills, progress tracking and ranks. Video stays on your device. Free to try, one rating included, then Pro from $7.99 a month.
openGym is a free, open-source workout tracker you host yourself, putting your training data entirely in your hands. It solves the problem of subscription fees, data privacy concerns, and rigid workout apps by offering guided sessions, intelligent progression, and an optional AI coach that runs on your own infrastructure. It's built for gym-goers who want control, from bodyweight trainees to powerlifters following complex routines.
Build workouts from the equipment you own (AMRAP or rounds, a demo for every move), log food from 6,300 foods, track weight, sleep and HRV. A coach mode lets a personal trainer assign workouts and meal plans and see what was actually done. The Garmin app puts today's plan on your watch and saves it with a lap per exercise. Data is encrypted in your browser before it syncs. Free, no ads.
CIRQA™ Smart Band is a screenless smart band that can automatically detect activities, has 24/7 health monitoring, stress tracking, and up to 10 days of battery.
Most fitness apps make you manually log sets or need a wearable to guess your effort. RepStandard's camera does the counting for you - squats, push-ups, sit-ups, and plank, tracked in real time via on-device pose detection (nothing leaves your phone). It also builds an adaptive daily program that scales with your progress, and turns consistency into a game: ranks, XP, streaks, and shareable certificates.
Tiles turns Apple Health workouts, GPX, FIT, CSV, and photos into one local-first private exploration map. See everywhere your walks, runs, hikes, rides, and trips have taken you, spot the gaps you have not explored yet, and share milestones without creating an account.
Riven turns your Apple Watch into a muscle failure tracker. It auto-detects your exercise, counts reps hands-free, and measures rep speed loss — the science-backed signal of true muscle fatigue — to tell you if you actually trained to failure or stopped reps short. Built for hypertrophy and strength training: no camera, no bar sensor, no extra hardware — just the watch you already own. Get a 0–100 failure score after every set, so every workout drives real muscle growth.
Breathwrk, now a part of Peloton, is #1 breathing app for Sleep, Stress, Focus, and Energy. Breathwrk is a simple yet powerful way to improve your mental and physical well-being in just seconds with neuroscience-based breathing exercises. Get a full sensory experience with customizable sounds, visuals, haptic vibrations, and breath coaches. Build your practice by setting reminders, tracking streaks, and following Breathwrk’s recommended protocols.
The Award Winning Challenge Creation App - Create Challenges, Compete Against Friends, Track Your Points, Win Awards.
Meet Ray, your new personal trainer. You work with Ray like you'd work with a human trainer; tell Ray your goals, restrictions, or injuries, and it develops a custom plan for you. During workouts, Ray coaches you through every set with real-time voice guidance while computer vision counts your reps. And Ray adjusts on the fly. Short on time? Different equipment? Ray's got you. It's the flexibility of a personal trainer, available anytime, anywhere.
StrideIQ help runners sanity-check their form from a short side-view video. Upload a 10–20s clip and it highlights a few common issues It’s meant to be a quick “is this roughly what I think it is?” tool — not a replacement for a coach. Works best with a steady, side-view clip at an easy-to-tempo pace. Privacy note: the current version runs in the browser; your video stays on your device. Try it here: https://fruitfoxlu.github.io/StrideIQ/?lang=en
AI calorie tracker that pays you to not quit.
GNGM helps night-owls rebuild a gentle, consistent sleep rhythm with one simple nightly check-in. No trackers, no pressure, no data overload — just a calming routine that helps your body reset naturally.
The Oura App is more alive than ever with a beautiful new design that keeps everything you love about Oura, but adds more clarity and intuitive navigation. The My Health tab allows you to understand your specific health strengths and opportunities at a glance, while seeing how your habits tie into the bigger picture of your long-term health.
Block your code if you don't do daily pushups
GO Club – For Anyone Into Habits. Or Pretending To Be. Whether you’re a casual stroller, a power walker, or someone who wants to drink more water, GO Club is your friendly companion for building better habits, one step (and one sip) at a time!
Luvu is a relentlessly unhinged marshmallow that uses memory-enhanced AI and computer vision to provide live personalized motivation while you work out. He's your accountability partner that listens, remembers, & adapts to your motivation style.
The minimalist workout tracker that gets out of your way
Fitness, nutrition, community milestones, and personal health insights. Stop juggling apps. Start seeing the complete picture of your progress.
HYBRD breaks down the silos between your cardio, strength and wearable data to give you a complete view of your training status and performance capabilities.