Comparison

FIIT Studio vs The SIX

Price, ratings, monetisation and update history for both apps, side by side β€” with what reviewers say about each.

Head to head
About

FIIT Studio

Features
Read full description

From the makers of the UK’s no.1 rated fitness platform, the FIIT Studio App is the all-in-one group exercise platform purpose-built for fitness operators and personal trainers, to provide a seamless and cost-effective solution to power FIIT Virtual workouts, on-demand anytime, anywhere. Deliver an unrivalled and motivational fitness experience to your community. The FIIT Studio App is purpose built for partners* for use within a range of group fitness environments, including: Gyms and fitness facilities Residential buildings Office buildings Hotel fitness studios *If you are looking for the consumer FIIT app for members, search for FIIT in the App store. Studio App features: SEAMLESS INTEGRATION: Effortlessly integrate FIIT Virtual workouts into your offering. Bring world-class trainers to your studio via the big screen, activating every corner of the gym and boost studio usage at all times. UNPARALLELED VARIETY: Thousands of workouts available on-demand or scheduled, led by our world-class trainers across seven key modalities and 19+ class formats. Whether it’s strength, cardio, rebalance, row, bike, tread or air bike - the FIIT Studio App has the workout you’re looking for. YOUR SCHEDULE, YOUR RULES: Peak times don’t work for everyone. Enjoy the flexibility to build a group class schedule that works for you and your community. With class durations ranging from 10 - 40 minutes, cater to any gym floor and member preferences to keep them coming back for more. GAMIFICATION: Elevate the group class experience with live performance tracking and motivating game modes. FIIT integrates with over 30+ fitness trackers and market-leading equipment hardware, allowing members to compete on the live leaderboard on-screen. MULTI-DEVICE CONNECTIVITY: Foster interactivity with multiple wearable devices. Users can sync to equipment to monitor calories, heart rate, reps, and more, providing a holistic view of their progress. CONNECT YOUR COMMUNITY: The FIIT Studio App works alongside the FIIT App. Seamlessly share group class timetables through both the FIIT app and FIIT Studio App. Give your community the flexibility to book in and work out on their terms - at home, on the gym floor, or in the studio - ensuring they are always connected

About

The SIX

Features
Read full description

The SIX is the new way to rate your fitness. Built in collaboration with Gymshark, The SIX gives you a single performance rating across key pillars of fitness so you can finally show how good you really are in the gym. No guessing. No ego. No noise. Just your data, your effort, your proof. What you can do inside The SIX: * Complete structured fitness tests that cover strength, power, speed, capacity, endurance, and conditioning * Get your personal SIX rating based on your results * Track your progress over time as your rating increases * Create head to head comparisons with friends to see who wins, loses, or ties across each of The SIX * Record in-app video of your attempts so others can watch your lifts and efforts * Learn correct technique from Gymshark Lifting Club coaches with built-in movement guides and videos * Share achievement stickers and rating cards straight to Instagram and other social channels for social proof * Build social currency around your effort, not just your appearance * Compete on leaderboards and see where you stand The SIX creates a democratised rating for fitness. It gives every lifter and gym goer one clear number that reflects real performance, not opinion. Your training already matters. Now it counts. What is your SIX?

Screenshots

The SIX4 screens

Verdict

The call

The clearest difference is ads: The SIX at none against FIIT Studio's shown. The SIX also leads on update cadence (weekly vs every 25 months) and device support (3 vs 1). On price, in-app purchases and iOS requirement there is nothing between them.

Scored on Price Β· Rating Β· Positive reviews Β· Number of ratings Β· Update frequency Β· Ads Β· In-app purchases Β· Monetization Β· Best chart rank Β· Devices Β· Requires iOS

CostPrice Β· In-app purchases Β· Ads Β· Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

FIIT Studio ships an update every 25 months, The SIX weekly. The most recent releases landed on October 9, 2026 and October 22, 2026 respectively.

Scorecard3 real differences Β· 3 level
FIIT Studio versus The SIX: the parameters behind the verdict, then further details
ParameterFIIT StudioThe SIX
PriceFreeFree
Update frequencyEvery 25 monthsWeekly β€” better
AdsYesNo β€” better
In-app purchasesNoNo
DevicesiPadiPhone, iPad, iPod β€” better
Requires iOS15.0 β€” better15.6
Further details β€” not scored
Size0 MB97 MB
Age rating12+17+
DeveloperFiit LimitedArchon Combine Limited

In-app purchases

None

FIIT Studio

No in-app purchases

None

The SIX

No in-app purchases

Questions

Is FIIT Studio free?
FIIT Studio is free to download, with no in-app purchases.
Is The SIX free?
The SIX is free to download, with no in-app purchases.
Do FIIT Studio or The SIX have ads?
FIIT Studio shows ads; The SIX does not.
Which is updated more often, FIIT Studio or The SIX?
FIIT Studio ships an update every 25 months, and The SIX weekly. Most recently, FIIT Studio was updated on October 9, 2026 and The SIX on October 22, 2026.

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