CalcSide

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
ComputeZap Free calculators & converters — no signup, ever
CalcTide Free, accurate online calculators and tools for finance, health, education, construction, and more. Fast, mobile-friendly, and built for real problems.
YouCalc Free calculators Free online calculators for finance, health, math & more
HealthyBMICheck — Free Calculators 11 free health calculators backed by peer-reviewed science
Body Mass Tools - Free Health Calculator Free online BMI, Asian BMI, BMR and other health calculators
CalcSpot – Free Online Calculators 140+ free calculators for finance, health, education & more
New ASCVD Risk Calculator - Free AI 10 Y New AI-powered 10 year ASCVD risk calculator based on offici
Vast Calculators Online Free Calculation Tools

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

Product
Wahoo Fitness Wahoo Fitness is a running, cycling and fitness app that harnesses the awesome power of your device...
CalculatorUp Easily calculate anything with CalculatorUp! Explore free online calculators for finance, health, math, fitness, and more — fast, accurate, and easy to use.
TigerConnect TigerConnect is where healthcare communication & collaboration happens, patient communication thrives, and information is at your fingertips from anywhere.
MenuSano Nutritional value calculator
Hygeia Allergy management for chronic patients
SafeSpaceApp.cc Safe Space — mental health app with AI therapist, meditations, mood journal and CBT exercises. Available in 8 languages.

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

Product
Gryper: Workout & Muscle Log A fitness tracker that answers whether you trained enough
Focuscreen: One Tap to Focus One tap focus sessions for distraction-free work
MoodSky: Emoji & Weather Track your mood with one emoji a day
MaxQua Store Better Choices. Healthier Tomorrows!

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.