FitnessAsFun helps you train smarter at home — with free, no-nonsense fitness calculators and practical guidance on building and using a home gym. No fads, no fear-mongering, no products we can’t stand behind. Just tools that work and advice you can act on today.
FitnessAsFun.com was formerly Fittrru.com — same mission, sharper focus.
What you’ll find here
Free tools & calculators
Eight free tools, no sign-up required, that answer the questions people actually ask in the gym:
- Plate Loading Calculator — what plates to put on the bar for any target weight
- One-Rep Max Calculator — estimate your 1RM from a set you’ve done
- TDEE Calculator and BMR Calculator — estimate your daily energy needs
- Macro Calculator — a starting point for protein, carbs and fat
- BMI Calculator — and an honest look at what BMI misses
- Price-per-Pound Calculator — compare what plates and equipment really cost
- Home-Gym Space Planner — see what actually fits in your room
Browse them all on the tools page.
Home-gym gear guidance
Racks, bars, plates and the rest are a big investment. We focus on the specs and trade-offs that matter so you can buy once and train for years — not chase whatever’s trending.
The blog
Our blog covers workouts, nutrition and training know-how in plain language — written to be useful, not to pad word counts.
How we work
- Evidence first. Health and fitness claims are grounded in reputable sources such as the Mayo Clinic, Harvard Health and peer-reviewed research — and we link to them so you can check for yourself.
- Tools are starting points, not prescriptions. Every calculator gives an estimate to inform your decisions. They are not medical advice, and they’re not targets to hit at any cost.
- We’re honest about our limits. We are not certified medical or health professionals. For any medical concern, or before making a significant change to how you eat or train, talk to a qualified professional who knows your situation.
- No gimmicks. No fad diets, no miracle claims, no invented statistics. If we can’t support it, we don’t publish it.
Who’s behind FitnessAsFun
FitnessAsFun is founded and run by Prashant Thakur.
Our other sites
We also publish ExpensiveList (the world’s most expensive luxury products) and SavesToGrow (simple saving, sustainable wealth).
Get in touch
Questions, corrections or suggestions? We’d genuinely like to hear them — reach us via the contact page.