Comparison

Duality New vs BOOST Reformer

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

Head to head
About

Duality New

Experience a unique fitness studio combining power vinyasa yoga with interval cardio using Olympic training machines. This local business offers scalable workouts for all levels, fostering personal growth and balance.

Highlights
  • Power vinyasa yoga
  • Interval cardio training
  • Olympic training machines
  • Scalable and customizable workouts
  • Hybrid yoga and cardio classes
  • Community focused
Features
Read full description

The first studio in Denver to combine power vinyasa yoga and interval cardio, our method integrates the most sophisticated Olympic training machines on the market to deliver a scalable and customizable variety of workouts for every age and fitness level. Created by 3 Denver business partners and fitness lovers, Duality is a local small business that prioritizes community first. Come experience the personal development and growth that happens when you discard your limits and redefine your boundaries. A place where you can run fast and be still, Duality embraces the concept of cultivating balance in your mind and body. With two dedicated studios, you have the ability to choose a high-intensity interval training circuit class, a mindful yoga flow, or a hybrid format of both. The heart-pounding swirl of fast pace cardio meets the grounding, mindful ease of yoga ... under one roof. The most balanced workout on the market.

About

BOOST Reformer

This app facilitates booking and managing reformer Pilates classes at a specialized studio. It offers real-time schedules, class reservations, and event updates to enhance your fitness journey.

Highlights
  • Book and cancel classes
  • View real-time schedules
  • Reserve favorite studio spots
  • Stay updated on events and workshops
  • Track class visits
  • Manage reformer fitness journey
Features
Read full description

Reformer redefined. Heads up: We are NOT Classical Pilates. Meet the new standard for reformer: Boost is a high-intensity reformer experience built to challenge every body and change the way you move. This isn’t classical Pilates. It’s strength-driven, energy-fueled, and community-powered. Our signature, "Reformer: All-Levels," class blends resistance, endurance, and fire with up-levels and down-levels for each individual in the room, regardless of their fitness level. Every session is designed to improve posture, increase muscle tone, and boost your energy so you feel stronger in every area of life. Every rep hits different from your very first shake. This is total-body reformer training that is unapologetic, addictive, and impossible to copy. With the Boost app, you can easily manage your entire Reformer journey. Book and cancel classes with just a tap, view real-time schedules, and reserve your favorite spot in the studio. Stay connected with upcoming events, classes, and special offers, and track your visits to stay motivated. Download the Boost app today to schedule your next class, discover our latest programs, and take the first step toward a healthier, stronger you. Move with us across 5 studios in Denver, with hundreds of weekly classes designed to push you, ground you, and lift you up all at once. Not classical. Not basic. 100% Boost. ***********************************************************************************************************************************************************************************************************************************************************************************************************************************

Screenshots

Duality New4 screens
BOOST Reformer4 screens

Verdict

The call

The clearest difference is ratings volume: Duality New at 230 against BOOST Reformer's 1. Duality New also leads on update cadence (every 3 weeks vs every 2 months). BOOST Reformer's advantage is monetization model (free vs ad-supported). On price, rating, ads and in-app purchases 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. Neither carries in-app purchases, so what you see is what you pay.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 5.0 for Duality New against 5.0 for BOOST Reformer. That said, the two scores are not equally well evidenced: Duality New has 230 ratings behind it against 1, so its average is the more settled of the two.

UpkeepUpdate frequency

Duality New ships an update every 3 weeks, BOOST Reformer every 2 months. The most recent releases landed on September 18, 2026 and September 23, 2026 respectively.

Scorecard3 real differences · 7 level
Duality New versus BOOST Reformer: the parameters behind the verdict, then further details
ParameterDuality NewBOOST Reformer
PriceFreeFree
Rating5.0 (230 ratings)5.0 (1 ratings)
Positive reviews100.0% of reviews—
Number of ratings230 — better1
Update frequencyEvery 3 weeks — betterEvery 2 months
AdsNoNo
In-app purchasesNoNo
MonetizationAd-supportedFree — better
DevicesiPhoneiPhone, iPad — better
Requires iOS16.0 — better16.4
Further details — not scored
Size38 MB121 MB
Age rating4+17+
DeveloperJTN IncSutra Fitness, Inc.

Customer experience

Duality New

All ratings230 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews2 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

BOOST Reformer

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

None

Duality New

No in-app purchases

None

BOOST Reformer

No in-app purchases

Questions

Is Duality New free?
Duality New is free to download, with no in-app purchases.
Is BOOST Reformer free?
BOOST Reformer is free to download, with no in-app purchases.
Which has better reviews, Duality New or BOOST Reformer?
Duality New and BOOST Reformer are both rated 5.0 out of 5 on the App Store, from 230 and 1 ratings respectively.
Do Duality New or BOOST Reformer have ads?
Neither Duality New nor BOOST Reformer shows ads.
Which is updated more often, Duality New or BOOST Reformer?
Duality New ships an update every 3 weeks, and BOOST Reformer every 2 months. Most recently, Duality New was updated on September 18, 2026 and BOOST Reformer on September 23, 2026.

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