BB3 vs Sunlighten
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
BB3
This app provides direct coaching from a world-renowned personal trainer to help you elevate your physical fitness. Track your workouts, log your meals, and monitor your progress with personalized guidance.
- Direct coaching from Billy Beck III
- Workout tracking
- Progress monitoring
- Meal logging
- Personalized guidance
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Download The BB3 iPhone/iPad App today to take your body to the next level with Billy Beck III (aka BB3). Voted World's Best Personal Trainer and Personal Trainer of the Year. Get coaching directly from Billy. Track your workouts and see your progress. Log your meals and coaching from Billy
Sunlighten
Optimize your well-being with this app, designed to enhance your light therapy and sauna experiences. Create personalized wellness programs, track sessions in real-time, and control your devices remotely for a seamless health journey.
- Science-based wellness programs
- Personalized program creation
- Real-time session tracking
- Remote sauna control (Wi-Fi)
- Audio and lighting management
- Red light therapy panel programs
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Take your wellness journey to the next level with the Sunlighten app, designed to enhance your Sunlighten sauna and Sunlighten RED Light Therapy Panel experience and optimize your well-being. Stay in control, feel your best, and enjoy the full potential of Sunlighten products. Key Features: • Science-based wellness programs designed to help you reach your health goals. • Create your own personalized programs. • Real-time session tracking. • Schedule your sauna sessions to build a routine. • Remote sauna control for compatible connected saunas • Manage your sauna's audio and lighting settings. • Get the most of our your RED Light Therapy Panel with over 20 scientifically optimized programs and guidance from the leaders in light therapy. Owners of mPulse saunas and RED Light Therapy Panels can enjoy full access to all app features, while owners of Amplify, Signature, and Solo Rise models can take advantage of convenient audio control. Stay connected for exciting updates as we continue to enhance your Sunlighten experience!
Screenshots
Verdict
The clearest difference is rating: BB3 at 5.0 against Sunlighten's 2.7. BB3 also leads on iOS requirement (11.0 vs 15.1). Sunlighten's advantage is ratings volume (85 vs 2). On price, update cadence, 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
BB3 holds the better App Store score, 5.0 against 2.7. That said, the two scores are not equally well evidenced: Sunlighten has 85 ratings behind it against 2, so its average is the more settled of the two.
BB3 ships an update every 6 months, Sunlighten every 4 months. The most recent releases landed on October 24, 2026 and October 23, 2026 respectively.
| Parameter | BB3 | Sunlighten |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (2 ratings) — better | 2.7 (85 ratings) |
| Positive reviews | — | 19.8% of reviews |
| Number of ratings | 2 | 85 — better |
| Update frequency | Every 6 months | Every 4 months — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 11.0 — better | 15.1 |
| Further details — not scored | ||
| Size | 75 MB | 53 MB |
| Age rating | 4+ | 17+ |
| Developer | Beck Fitness Center, Inc. | Sunlighten Inc |
Customer experience
BB3
Sunlighten
Bugs and requests
BB3
Not enough reviews yet to summarise bugs or requests.
Sunlighten
Reported bugs
4 issues- App fails to connect to sauna
- Scheduled programs not running as expected
- Inconsistent lighting controls
- Tablet frequently restarts or loses connection
Requested features
4 requests- Remote start and preheat capability
- Improved app stability and reliability
- Better integration between app and sauna
- More customization options
In-app purchases
BB3
No in-app purchases
Sunlighten
No in-app purchases
