Comparison

Reform Studio Cda vs Core4Collective

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

Head to head
About

Reform Studio Cda

Features
Read full description

Download the Reform Studio App today to plan and schedule your classes! From this mobile App you can view class schedules, sign-up for classes, as well as view the studio’s location information. Optimize your time and maximize the convenience of signing up for classes from your device! Download this App today!

About

Core4Collective

This fitness app offers a multi-practice studio experience with classes designed to strengthen and balance your body and mind. Access on-demand workouts, book in-studio sessions, track your progress, and connect with a community.

Highlights
  • On-demand workouts
  • In-studio class booking
  • Workout review
  • Community connection
  • Account management
Features
Read full description

Core4 is a multi-practice fitness studio offering a flexible and innovative approach to wellness. Our class formats are intentionally designed to strengthen and balance your body and mind. The Core4 regimen is a set of daily practices that will help you prepare to lead your best life. Official Core4Collective app to book in studio classes, workout on-demand, review your workouts, connect with our Collective, manage your account, and more!

Screenshots

Reform Studio Cda3 screens
Core4Collective4 screens

Verdict

The call

The clearest difference is ads: Core4Collective at none against Reform Studio Cda's shown. Reform Studio Cda's advantage is iOS requirement (14.0 vs 16.4). On price, update cadence, in-app purchases and device support 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.

UpkeepUpdate frequency

Reform Studio Cda ships an update every 3 months, Core4Collective every 4 months. The most recent releases landed on October 14, 2026 and October 20, 2026 respectively.

Scorecard2 real differences · 8 level
Reform Studio Cda versus Core4Collective: the parameters behind the verdict, then further details
ParameterReform Studio CdaCore4Collective
PriceFreeFree
Rating—5.0 (3 ratings) — better
Positive reviews—100.0% of reviews
Number of ratings—3 — better
Update frequencyEvery 3 months — betterEvery 4 months
AdsYesNo — better
In-app purchasesNoNo
Monetization—Free
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS14.0 — better16.4
Further details — not scored
Size151 MB121 MB
Age rating4+12+
DeveloperReform Studio Cda LLCSutra Fitness, Inc.

In-app purchases

None

Reform Studio Cda

No in-app purchases

None

Core4Collective

No in-app purchases

Questions

Is Reform Studio Cda free?
Reform Studio Cda is free to download, with no in-app purchases.
Is Core4Collective free?
Core4Collective is free to download, with no in-app purchases.
Do Reform Studio Cda or Core4Collective have ads?
Reform Studio Cda shows ads; Core4Collective does not.
Which is updated more often, Reform Studio Cda or Core4Collective?
Reform Studio Cda ships an update every 3 months, and Core4Collective every 4 months. Most recently, Reform Studio Cda was updated on October 14, 2026 and Core4Collective on October 20, 2026.

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