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#1 Fitness Hub in South Kolkata

Start Strong. Train 3 Days Free at Kamalgazi’s Most Premium Gym.

Train across 6,000+ sq ft of premium equipment with expert coaches on the floor — free for 3 full days. No card. No commitment. No sales pitch.

Google rating
4.9/5
Years in Kamalgazi
5+
Sq ft training floor
6,000+
  • 4.9★ Rated by members on Google
  • 5 Years Serving Kamalgazi & Narendrapur
  • 6,000+ Sq Ft Premium training floor
  • Open 7 Days 6 AM–11 PM, every day

Why Flex N Flexi

More Than a Gym — a Training Environment Built Around Your Goal

  • For Every Level, Every Age

    Never trained before? Coming back after years away? You’ll fit right in. From 17 to 55+, beginners to competitive athletes, our coaches meet you exactly where you are.

  • Everything Under One Premium Roof

    Strength, cardio, yoga, MMA & Karate, fat loss, injury rehab, and nutrition — all in one place. Your goals can change without you ever changing gyms.

  • Expert Coaches on the Floor

    You’re never training alone. Certified trainers are on the floor during sessions to correct form, adjust your plan, and keep you progressing safely.

  • Space to Actually Train

    6,000+ sq ft, well-planned zones, and no fighting for a machine. Clean, spacious, and well-lit — the kind of place you actually want to show up to.

Start My 3 Free Days

Programmes for Every Goal

Find the Programme Built for What You Want to Achieve

Inside Flex N Flexi

Step Into a Space Designed for Serious, Comfortable Training

You walk onto 6,000+ sq ft of clean, well-lit training floor. A full strength and free-weight zone on one side. A dedicated cardio section that isn’t packed three-deep. A functional training area with room to move. A separate, calm space for yoga and stretching.

Equipment that’s maintained and upgraded — no “out of order” signs, no waiting in line.

Meet Your Coaches

Trained by Specialists Who Live What They Teach

A gym is only as good as the people on its floor. Our team brings rare depth across disciplines — so whatever your goal, someone who has mastered it is coaching you.

See It For Yourself

We’d Rather Show You Than Tell You

Real sessions, real coaches, real members — filmed on our floor. Press play and see exactly what your three free days look like.

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What Our Members Say

The Neighbourhood’s Verdict Is In

4.9 Google Reviews

See all reviews on Google (opens in a new tab)

Limited Trial Spots Available

Try Everything. Pay Nothing. For 3 Full Days.

Not sure yet? That’s exactly why the trial exists. Walk into Flex N Flexi for three full days — every zone, every class, every piece of equipment — completely free. Meet the coaches. Feel the space. Then decide when you’re ready.

  • No card required
  • No commitment
  • No sales pressure

Prefer to talk first? Call +91 62891 35419

Book your 3 free days

Fill in three quick details and our team will WhatsApp you to confirm your free trial days.

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    Straight Answers

    Everything You Might Be Wondering

    Still unsure about something? Message us — we answer honestly, and we won’t chase you afterwards.

    Chat on WhatsApp

    Yes — genuinely free. No card, no deposit, no commitment. Walk in, train for three full days, work with our coaches, and only decide about membership when you’re ready. Just fill in the form to book your days.

    Absolutely — most of our members started as beginners. On day one, our trainers do a proper fitness assessment, understand your goals, and build a beginner-safe plan. You’ll never be left to figure things out alone on the floor.

    Yes — we’re a fully unisex premium gym with a safe, respectful environment for everyone, including women-specific programmes, yoga batches, and personal training. Ask us about batch timings that are popular with our female members.

    We keep it transparent, with monthly, quarterly, half-yearly, and annual plans to suit different goals and budgets — and every journey starts with 3 days free before any payment. Our team will walk you through current plans and any seasonal offers with no hidden costs.

    We’re in Kamalgazi, Narendrapur, South Kolkata — PIN 700103, easily reachable from Garia and Narendrapur. Tap “Get Directions” below for the map.

    We’re open all 7 days, including Sundays and holidays, from 6 AM to 11 PM — with morning and evening batches to fit around work, study, and family.

    Yes. If you need to pause for travel, injury, or other reasons, talk to our team — we handle it case by case, with no unnecessary complications. We believe in long-term relationships, not trapping members in contracts.

    With consistent training and proper nutrition, most members notice changes in energy, posture, and body composition within 4–8 weeks, and meaningful transformation within 3–5 months. Your coach tracks your progress and adjusts your plan as you go.

    Map showing Flex N Flexi Gym in Kamalgazi, Narendrapur, Kolkata

    Find Us

    Kamalgazi, Narendrapur — Open All 7 Days

    3rd Floor, Commercial Building, Citrus Cove, opposite Ujjivan Bank, Kamalgazi, Narendrapur, Kolkata, Rajpur Sonarpur, West Bengal 700103

    Open all 7 days · 6:00 AM – 11:00 PM

    +91 62891 35419

    Your First Step Is Free

    Three Free Days. Zero Reasons to Wait.

    You don’t have to commit. You don’t even have to pay. Just show up for three days and let the space, the coaches, and the community do the rest. If it’s right for you, you’ll know. If it’s not, you’ve lost nothing.