rex.fit

Reviewed matches are labeled. Other suggestions come from a shared subcategory, use case, source listing or the same category. Compare features and current plans before choosing.

Product
Gainful Personalized Performance Nutrition
Napkin Math AI nutrition coach in your pocket
Gainsheet Free calorie, macro, and workout tracker
TUNA: Ultimate Nutrition App Track diet micronutrients with high precision
BeyondCal Track every nutrient for performance and health
Caloriva: AI Calorie & Gym Tracker The effortless way to track calories, macros and workouts
Callie · Agentic nutrition tracking Nutrition tracking MCP
Vita Nutrition Track nutrition like texting a friend

Selected by category and available use-case details. A topic match does not establish equivalent features.

Product
LemonBox AI-generated personalized nutrition solutions, built for you daily.
SnapNutri Photo of your plate, an estimate of calories and macros
ReceiptCal Automatic nutrition tracking from email receipts
ALTE Connect your meals, workouts, and sleep in one place
Viva Move Fitness as a fantasy sport
DoseDash A simple GLP-1 tracker for shots and pills

Added to this directory in the past 30 days. Dates refer to the directory listing, not the product launch.

Product
Tonus: Home Workout Plan Free 5, 10 and 20-minute workouts without a subscription
Cal AI Care – Calorie Tracker App Track calories smarter. Build healthier habits with AI.
Sports Nutrition By Max Muscle Student Athlete Nutrition for Peak Sports Performance
Countless Calorie tracking that gets out of your way

Profiles grouped by topic. This does not confirm an offer, availability or a connection to this profile.

Profile
Smashley Technical Director: Magic Find Studios, Twitch Partner, Broadcaster, Indie Dev
Melody Schreiber Health contributor/reporter at Guardian US, contributing editor at the New Republic, freelance elsewhere.
Ramin Skibba Science/Health/Climate/Tech/Policy Reporter, Editor, and Communicator.

Shows and channels grouped by topic. A recommendation does not mean this profile was featured or endorsed.

Show
Merge Medical Startup Podcast Podcast · Dr. Jeff Cole and Dr. Jeff Brown
Build It In Public Podcast · Nate Navas
The Physician Assistant Startup Podcast Podcast · Chris Darst, PA-C & Garner Wilson, PA-C

Retold founder accounts from startups in the same category, each linked to the original.

Story
Eran Galperin bootstrapped Gymdesk to 7-figure ARR language and a mid-8-figure exit label Eran Galperin wrote that Gymdesk took four years to $12k MRR and another four to mid-7-figure ARR, then an 8-figure exit in the subtitle; he did not publish a sale-price dollar in those essays, so this record keeps his A
Ryan Holiday seeded Daily Stoic from a book list, then treated the daily email as the product Ryan Holiday says he announced Daily Stoic to his existing Reading List Email and got the first 10,000 subscribers or so, then built a daily stoicism letter he batches months ahead rather than writing each morning.
G Glow AI's catalog $10K MRR sits on a host recap, not a fetched founder ledger Startup Spells describes Aditya and Savio shipping a face-scanning skincare app and filling the page with $10k and $17k MRR. Those revenue lines are host copy. An investor note later names Savio Martin and Aditya and cal
Calm was the meditation site Alex Tew ran out of cash to finish Alex Tew says he built a meditation prototype, ran out of cash, lost the practice during The Million Dollar Homepage, then returned with Michael Acton Smith in 2012 to put mindfulness on phones after investors called a m

Subcategories in the same part of the directory, with the number of listed products.