kor FIT SF vs Class With Catherine
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
kor FIT SF
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Download the korFIT App today to plan and schedule your classes! From this mobile App, you can view class schedules and sign up for classes as well as view the studio’s location. Optimize your time and maximize the convenience of signing up for classes from your device! Download this App today!
Class With Catherine
Access over 500 on-demand fitness classes for strength, HIIT, and sculpting. Find workouts tailored to your mood and body focus with quick filters. Enjoy a fun, motivating approach to wellness that celebrates movement.
- 500+ on-demand live classes
- Strength, HIIT, Sculpt, Low Impact
- Filter by body focus, time, vibe
- Motivation and energy focused
- Balanced lifestyle approach
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Class With Catherine is your new, go to digital platform for all things fitness, fun and wellness. We believe in a balanced lifestyle and that working out should be a form of celebration, not punishment. These workouts will transform your body and your confidence! [ON-DEMAND LIVE CLASSES] - Access 500+ on-demand live classes, providing motivation, energy and variety to keep your workouts fun, engaging and effective. [VARIETY OF TRAINING STYLES] - Strength, HIIT, Sculpt, Low Impact, No Repeat, Muscle Specific [QUICK & EASY FILTERS] - Use the filters to find the perfect workout for your mood. Filter by body focus, time, music vibe, energy, etc. Ensuring a perfect workout experience every time. INTO OFFER: 7 DAYS FREE for new members!
Screenshots
Verdict
The clearest difference is device support: Class With Catherine at 3 against kor FIT SF's —. kor FIT SF's advantage is iOS requirement (14.0 vs 16.4). On price, update cadence 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
kor FIT SF ships an update every 10 months, Class With Catherine every 12 months. The most recent releases landed on September 16, 2026 and September 9, 2026 respectively.
| Parameter | kor FIT SF | Class With Catherine |
|---|---|---|
| Price | Free | Free |
| Rating | — | 5.0 (16 ratings) — better |
| Positive reviews | — | 100.0% of reviews |
| Number of ratings | — | 16 — better |
| Update frequency | Every 10 months — better | Every 12 months |
| Ads | — | No |
| In-app purchases | No | No |
| Monetization | — | Free |
| Devices | — | iPhone, iPad, iPod — better |
| Requires iOS | 14.0 — better | 16.4 |
| Further details — not scored | ||
| Size | 187 MB | 121 MB |
| Age rating | 4+ | 12+ |
| Developer | kor fit sf llc | Sutra Fitness, Inc. |
In-app purchases
kor FIT SF
No in-app purchases
Class With Catherine
No in-app purchases
Questions
Is kor FIT SF free?
Is Class With Catherine free?
Which is updated more often, kor FIT SF or Class With Catherine?
Other comparisons
