ClassBuzz vs SJ FiT
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
ClassBuzz
Create and personalize social media content to promote yourself and your Zumba classes. Access exclusive Zumba-branded assets like images, videos, and animations to design engaging posts.
- Personalize social media content
- Exclusive Zumba-branded assets
- Template-based post creation
- Customizable posts with text and stickers
- Direct social media sharing
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Ready to create some buzz? Market yourself on social media like a pro with ClassBuzz, the mobile app exclusively for members of the Zumba® Instructor Network! Now you can easily create + personalize content promoting yourself and your Zumba® classes! Explore your creativity with exclusive Zumba® branded content including images, videos, animations, memes, patterns, and more! HOW CLASSBUZZ WORKS: 1. Choose A Template Pick from class, event, or meme templates. Or, build your post from scratch with a blank canvas! 2. Add Backgrounds, Stickers + Text Choose a background and personalize your post with text… then, bring it to life with official Zumba® stickers and GIFs! 3. Share To Social Click to share your post with your students and followers across all social platforms.
SJ FiT
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Kick-start your fitness journey with SJ FiT. Together with Si-Sierra and her team, you'll have the best combination of nutrition & exercises available on a single app. With SJ FiT, you can begin your fitness journey in no time. Get a fully personalized workout and meal plan tailored to your fitness goals. Progress tracking gets easier when you log your daily workout, record meals, update your check-ins and connect your fitness band & health kit, and get real-time updates via advanced analytical tools. Everything that contributes to your fitness goals gets captured in one place. To top it all, use the inbuilt 1-1 chat feature to have all your queries addressed on the go. You deserve to be the best. That’s why SJ FiT have packed so many features in a single app to help you achieve your fitness goals. Start your journey today! Features that will help you achieve your fitness goals include: * Personalized Workout Plan: Get a fully personalized fitness plan tailored to your goals, whether it is to gain weight, lose weight, gain muscles, or simply wish to work on your general fitness. * Nutrition, Hydration & Habits: Access meal plans assigned by your coach and log your food intake to keep a close track of your calorie intake and macros. You can also track your hydration, steps and calories burnt on the app. * Instant messaging & video calls - Message your coach in real-time and schedule video sessions directly from the app. Stay connected with your coach to improve compliance and get better results. * Check-ins: Gain complete insight into your overall performance with easy check-ins and real-time updates. * Progress: Stay on top of your progress with powerful analytics. * Wearable integration: Get the bigger picture of your progress by connecting your fitness band & health kit thereby enabling real-time updates. Note regarding Apple Health: The app integrates with Apple Health to show your daily activity - distance, steps, active energy, and flights to help you better achieve your goals. App also uses Apple Health to track energy burned and heart rate during a workout session, if an Apple Watch is used. Workout metrics are shared with the coach to better design your workout schedule. DISCLAIMER: Users should seek a doctor’s advice before using this app and making any medical decisions.
Screenshots
Verdict
ClassBuzz and SJ FiT are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.
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.
ClassBuzz ships an update every 5 weeks, SJ FiT every 3 weeks. The most recent releases landed on November 3, 2026 and October 30, 2026 respectively.
| Parameter | ClassBuzz | SJ FiT |
|---|---|---|
| Price | Free | Free |
| Rating | 4.1 (63 ratings) — better | — |
| Positive reviews | 36.4% of reviews | — |
| Number of ratings | 63 — better | — |
| Update frequency | Every 5 weeks | Every 3 weeks — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone | iPhone, iPod — better |
| Requires iOS | 16.4 | 15.0 — better |
| Further details — not scored | ||
| Size | 53 MB | 132 MB |
| Age rating | 4+ | 12+ |
| Developer | Zumba® Fitness | 901 BFIT INC |
Bugs and requests
ClassBuzz
Reported bugs
30 issues- Loading preview failed
- Sticker function not working
- App freezes
- Cannot create anything
- Transparent background option removed
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- Cannot edit shared content
- Lack of font options
- Square art format only
- No second layer option
- Missing copyright on backgrounds
- Cannot cancel membership
- No response from customer service
- Cannot add own pictures to background
- Video editing out of frame
- Incorrect Aqua Zumba logo
- Korean characters displayed incorrectly
- App not working on iPhone
- Kicks back to home screen
- Cannot preview anything or create
- App not working on iPad & iPhone
- Cannot use own photos as background
- Error messages when adding own pics
- App not working on iPhone, kicks back to home screen
- Cannot change language to English
- Korean text is broken
- App not working on iPhone
- Video out of frame
- Cannot edit saved posts
- Cannot edit completed posts
- Aqua Zumba logo incorrect
Requested features
20 requests- Transparent background for text
- Ability to import other logos
- Add StrongNation logo
- Option for vertical mode (stories)
- Edit previously designed memes/posts
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- More templates (e.g., Christmas, self-care challenge)
- Sub alert frames
- More versatility and templates
- Option to make own video
- Improve share function for multiple social media
- Save personalized posts in 'My Folder'
- Edit completed saved posts
- STRONG by Zumba frames, stickers, and branding
- Fix Aqua Zumba logo
- Integrate with Facebook business page for direct posting
- Add Zumba Videos
- More templates for weekdays
- Option for second layer on photos
- Option for story format
- More font options
SJ FiT
Not enough reviews yet to summarise bugs or requests.
In-app purchases
ClassBuzz
No in-app purchases
SJ FiT
No in-app purchases









