Comparison

B The Method by Lia Bartha vs TF STUDIO

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

Head to head
About

B The Method by Lia Bartha

This app offers a comprehensive Pilates-inspired home workout program with over 600 classes for all fitness levels. Led by a certified instructor, it focuses on proper form to sculpt and strengthen the body, promoting physical and mental well-being. Enjoy on-demand and live classes, with options for offline viewing and personalized guidance.

Highlights
  • Over 600 unique Pilates classes
  • Classes for all fitness levels
  • On-demand and live stream options
  • Focus on proper form and mind-body connection
  • Prenatal, postnatal, and meditation classes
  • Offline viewing available
Features
Read full description

B The Method is the popular low impact, full body home workout program created by certified Pilates instructor, Lia Bartha. This Pilates inspired method is beloved by thousands for being safe, affordable and accessible to anyone looking for an effective at-home exercise routine. Choose from over 600 unique classes for all fitness levels including Pilates for beginners, full body, deep core, no props, cardio, weighted series, prenatal, postnatal, meditation, myofascial release and many more. Every single class is created and taught by Lia Bartha, whose over fifteen years of training and teaching classical Pilates, reformer Pilates and mat Pilates is the foundation for this transformative program. B The Method is a FORM FIRST exercise program at the forefront of the online home fitness revolution. These workouts will tone, sculpt and shape your body from the inside out and can be used as an everyday health solution or as your athletic support system. The app is designed to compliment your favorite sports, hiit, yoga or any other physical activity you love. Let Lia guide and teach you about the importance of proper form, cues, the pelvic floor, spine and lower back health, as well as the mind-body connection, all while getting into the best shape of your life. - Every subscription includes a 7 day free trial. - Get unlimited access to a library of over 600 at home workouts designed for beginner, intermediate & advanced levels. There is truly something for everybody. - Easy-to-follow videos with workouts ranging from 10 - 60 minutes. - New on-demand classes added every Monday. - New live stream classes every Tuesday and Thursday, each with a live Q&A before and after with Lia and other B The Method community members. - Stream from any device, anywhere in the world. - Download any video for offline viewing. - Easy-to-follow tutorials to perfect your form and non-judgemental guidance guaranteed. - With consistency, you will feel and see positive results in your physical and mental health. B The Method’s focus on proper cueing maximizes these results and can help you exercise without injury. - Consider Lia your very own personal trainer, teacher and B The Method’s community of thousands from across the globe, your support system. To access all features and content you can subscribe to B The Method by Lia Bartha on a monthly or yearly basis with an auto-renewing subscription right inside the app.* Pricing can vary by region and will be confirmed before purchase in the app. In app subscriptions will automatically renew at the end of their cycle. * All payments will be paid through your iTunes Account and may be managed under Account Settings after the initial payment. Subscription payments will automatically renew unless deactivated at least 24-hours before the end of the current cycle. Your account will be charged for renewal at least 24-hours prior to the end of the current cycle. Any unused portion of your free trial will be forfeited upon payment. Cancellations are incurred by disabling auto-renewal. Terms of Service: https://app.bthemethod.com/tos Privacy Policy: https://app.bthemethod.com/privacy

About

TF STUDIO

This app offers dynamic Pilates workouts designed for at-home use, focusing on sculpting and strengthening without bulk. It features a blend of classic Pilates with strength-based sequences, suitable for all levels and available live, on-demand, or as reformer classes.

Highlights
  • Dynamic Power Pilates method
  • Strength-based, flowing sequences
  • Live, on-demand, and reformer classes
  • Beginner to advanced workouts
  • Smart filters for class selection
  • Pregnancy-friendly and cycle-syncing options
Features
Read full description

Your at-home Pilates app for long, lean results. Access Power Pilates workouts that sculpt and strengthen, without the bulk. Start your 7-day free trial today. T — F Studio’s dynamic Power Pilates method blends classic Pilates with strength-based, flowing sequences using light weights, bands, and reformer-inspired moves. The result is a high-intensity, low-impact workout that tones, lengthens, and sculpts while reducing cortisol and stress. This is the Pilates app for LIVE, ON-DEMAND & REFORMER classes, anytime, anywhere. Created by Tasha Franken, Pilates expert & certified nutritionist, T — F Studio offers: • New classes weekly and reformer classes biweekly • Beginner to advanced workouts • Strength, cardio, pregnancy-friendly, cycle-syncing, and meditation classes • Smart filters for duration, body part, equipment, or intensity Whether you have 10 minutes or an hour, find online Pilates classes on demand designed to fit your life, body, and goals. Terms of Service: https://www.tashafranken.tv/tos Privacy Policy: https://www.tashafranken.tv/privacy

Screenshots

B The Method by Lia Bartha4 screens
TF STUDIO4 screens

Verdict

The call

The clearest difference is monetization model: TF STUDIO at free with in-app purchases against B The Method by Lia Bartha's subscription. On price, rating, review sentiment and ratings volume there is nothing between them.

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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. B The Method by Lia Bartha sells 2 in-app purchases, starting at $17.99 per month and TF STUDIO sells 7 in-app purchases, starting at $19.99 per month. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 5.0 for B The Method by Lia Bartha against 4.9 for TF STUDIO. Both are backed by a comparable volume of ratings — 827 and 332 respectively. Written reviews are what separate them: 99% of B The Method by Lia Bartha's written reviews are positive against 98% of TF STUDIO's.

UpkeepUpdate frequency

Both ship on a similar rhythm, roughly every 2 months. Both last shipped on September 22, 2026.

Scorecard1 real difference · 9 level
B The Method by Lia Bartha versus TF STUDIO: the parameters behind the verdict, then further details
ParameterB The Method by Lia BarthaTF STUDIO
PriceFreeFree
Rating5.0 (827 ratings) — better4.9 (332 ratings)
Positive reviews99.1% of reviews — better97.8% of reviews
Number of ratings827 — better332
Update frequencyEvery 2 monthsEvery 2 months
AdsNoNo
In-app purchasesYesYes
MonetizationSubscriptionFree with in-app purchases — better
DevicesiPhone, iPad, Apple TViPhone, iPad, Apple TV
Requires iOS16.616.6
Further details — not scored
Size66 MB81 MB
Age rating4+4+
DeveloperB The Method LLCFranken Worldwide Inc.

Customer experience

B The Method by Lia Bartha

All ratings827 ratings
Positive99.2%
Neutral0.5%
Negative0.4%
Written reviews346 reviews
Positive99.1%
Neutral0.3%
Negative0.6%

TF STUDIO

All ratings332 ratings
Positive98.2%
Neutral0.3%
Negative1.5%
Written reviews231 reviews
Positive97.8%
Neutral0.4%
Negative1.7%

User reviews

B The Method by Lia Bartha

From 827 App Store ratings

What we love

  • 👍 Effective, low-impact workouts
  • 👍 Variety of class lengths and formats
  • 👍 Excellent instructor with clear cues
  • 👍 Calming, meditative approach
  • 👍 Helpful for injury recovery and prevention

Room to improve

  • 🐛 Some app functionality issues (e.g. tracking completed classes)
  • 🔍 Desire for more advanced or challenging workouts

TF STUDIO

From 332 App Store ratings

What we love

  • 💪 Effective and challenging workouts
  • 🧘‍♀️ Calming and grounding instruction
  • 🔥 Visible body transformation results
  • 🤩 Enjoyable and motivating
  • 🧠 Holistic approach to health and wellness

Room to improve

  • 🐛 Occasional app glitches or video playback issues
  • 🔍 Difficulty finding specific workouts
  • 🕰️ Wish for more live/interactive classes

Bugs and requests

B The Method by Lia Bartha

Reported bugs

1 issue
  • App functionality issues (e.g. freezing, crashing)

Requested features

3 requests
  • Ability to track completed classes
  • More advanced workout options
  • Expanded equipment options (e.g. resistance bands)

TF STUDIO

Reported bugs

2 issues
  • Some videos not playing properly
  • Occasional app crashes

Requested features

3 requests
  • Custom playlists or favorites feature
  • Improved video progress tracking
  • More streaming options for TV integration

In-app purchases

2 purchases

B The Method by Lia Bartha

Subscriptions2
  • B The Method Subscription7 Days trial$17.991 Month
  • B The Method Subscription7 Days trial$159.991 Year
7 purchases

TF STUDIO

Subscriptions2
  • TF STUDIO Monthly7 Days trial$19.991 Month
  • TF STUDIO Yearly7 Days trial$179.991 Year
One-time5
  • T - F Studio - 999$9.99
  • T - F Studio - 1499$14.99
  • T - F Studio - 2099$20.99
Show 2 more
  • T - F Studio - 2999$29.99
  • T - F Studio - 19999$199.99

Questions

Is B The Method by Lia Bartha free?
B The Method by Lia Bartha is free to download, with in-app purchases available.
Is TF STUDIO free?
TF STUDIO is free to download, with in-app purchases available.
Which has better reviews, B The Method by Lia Bartha or TF STUDIO?
B The Method by Lia Bartha is rated higher. B The Method by Lia Bartha averages 5.0 out of 5 from 827 ratings, while TF STUDIO averages 4.9 from 332 ratings.
Do B The Method by Lia Bartha or TF STUDIO have ads?
Neither B The Method by Lia Bartha nor TF STUDIO shows ads.
Which is updated more often, B The Method by Lia Bartha or TF STUDIO?
B The Method by Lia Bartha ships an update every 2 months, and TF STUDIO every 2 months. Most recently, B The Method by Lia Bartha was updated on September 22, 2026 and TF STUDIO on September 22, 2026.

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