SwitchedOn vs Youjoy
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
SwitchedOn
Enhance reaction time, agility, and decision-making with interactive cognitive-motor training drills. This app uses AI motion detection and customizable exercises to improve athletic performance, support rehabilitation, and boost overall fitness.
- AI Motion Detection for reaction time measurement
- Customizable reaction training drills
- Over 400 preset drills for sports and fitness
- Build multi-device reaction light systems
- Guided training programs
- Improves reaction time, agility, and decision-making
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SwitchedOn is a leading reaction training app that improves reaction time, agility, and decision-making through interactive cognitive-motor training drills. By combining brain challenges with real physical movement, SwitchedOn helps athletes, coaches, therapists, and active individuals develop faster information processing and more efficient physical reactions. With SO Vision AI motion detection, SwitchedOn can automatically measure reaction time and movement speed using your device’s camera, turning your smartphone into a powerful reaction time test and training tool. Built on the latest research in neuroscience and human performance, SwitchedOn enhances sports performance, supports rehabilitation, and strengthens fitness and performance training. It is trusted by 750,000+ users worldwide, including professional athletes across the NBA, NFL, NHL, MLS, MLB, and more. HOW IT WORKS SwitchedOn uses randomized visual and audio stimuli (colors, numbers, arrows, etc.) to deliver powerful game-like reaction training drills. When a stimulus appears on your device, you react with real physical movement such as sprinting, shuffling, jumping, or touching targets. This trains your brain and body simultaneously, helping improve reaction time, agility, coordination, and decision-making in sports, fitness, and real-world situations. KEY FEATURES • AI Motion Detection — Turn your smartphone into a powerful reaction time testing and agility tracking tool. Automatically measure reaction time and movement speed using your front-facing camera. • Customizable Reaction Training Drills — Create drills tailored to your sport, training goals, and skill level. Choose from 100+ visual and audio stimuli, control how they transition, and adjust drill duration for endless training possibilities. • 400+ Preset Drills — Access guided drills designed for sports (soccer, hockey, basketball, volleyball, tennis, football, and lacrosse), fitness, physiotherapy, and more to improve reaction time, agility, and coordination. • Build Your Own Reaction Light System — Connect multiple devices to create dynamic reaction training environments using just your smartphones. • Guided Training Programs — Follow structured programs designed to progressively improve reaction time, agility, and cognitive performance. SCIENCE-BASED BENEFITS • Improve reaction time, decision-making, awareness, and focus • Enhance speed, agility, and athletic performance • Reduce injury risk through improved movement responsiveness • Improve transfer from individual training to game-day performance • Support long-term brain health and cognitive function • Make workouts engaging, challenging, and motivating WHO’S IT FOR? • Athletes & Coaches – Replicate game scenarios to boost reaction time, agility, and decision-making • Physiotherapists – Bridge the gap between rehab and return-to-sport with controlled reaction training • Fitness Enthusiasts – Gamify workouts while improving brain health and physical fitness • Active Agers – Improve long-term brain health, coordination, and reduce fall risk • Military & First Responders – Enhance decision-making under stress and overall readiness Have questions or need support? Reach out to us at contact@switchedontrainingapp.com. We're here to help!
Youjoy
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Youjoy Health App The Youjoy APP is primarily used for users to view the test result data from 3T Intelligent Assessment Instrument. When users train at fitness centers, their muscle mass increases over time while body fat decreases, and posture issues can be corrected.3T Intelligent Assessment Instrument can measure changes in weight, muscle, and fat, as well as analyze posture problems. By regularly testing at the fitness center, users can monitor their body changes through the app. They can set weekly or monthly goals for fat loss and muscle gain, and quantify the results of their training. The content of the report is for training guidance only and should not be used as a basis for diagnosis or medical treatment. Supported Models: X-ONE PRO, X-ONE SE, U+300, BIA 290 Body Composition: Includes weight, percent body fat, soft lean mass, protein, minerals, skeletal muscle, etc. PosturalAssessment: Evaluate issues such as Neck forward, Cervical scoliosis, rounded shoulder, Uneven shoulders, anterior pelvic tilt, etc. Body Measurements: Shoulder width, chest, waist, hip, left and right upper arm, left and right thigh. For any feedback, please contact us. service@youjiuhealth.com
Screenshots
Verdict
The clearest difference is rating: SwitchedOn at 4.8 against Youjoy's 3.0. SwitchedOn also leads on ratings volume (336 vs 1) and update cadence (every 10 days vs every 3 weeks). Youjoy's advantage is in-app purchases (none vs 8) and iOS requirement (12.0 vs 15.5). On price, ads 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
Both are free to download. SwitchedOn sells 7 in-app purchases, starting at $9.99 per month. Youjoy asks for nothing beyond the download.
SwitchedOn holds the better App Store score, 4.8 against 3.0. That said, the two scores are not equally well evidenced: SwitchedOn has 336 ratings behind it against 1, so its average is the more settled of the two.
SwitchedOn ships an update every 10 days, Youjoy every 3 weeks. The most recent releases landed on November 11, 2026 and November 12, 2026 respectively.
| Parameter | SwitchedOn | Youjoy |
|---|---|---|
| Price | Free | Free |
| Rating | 4.8 (336 ratings) — better | 3.0 (1 ratings) |
| Positive reviews | 91.3% of reviews | — |
| Number of ratings | 336 — better | 1 |
| Update frequency | Every 10 days — better | Every 3 weeks |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15.5 | 12.0 — better |
| Further details — not scored | ||
| Size | 107 MB | 45 MB |
| Age rating | 12+ | 4+ |
| Developer | SwitchedOn LLC | 上海佑久健康科技有限公司 |
Bugs and requests
SwitchedOn
Reported bugs
2 issues- Cognitive Agility program has a bug preventing users from accessing the next session
- App crashes and freezes for some users
Requested features
3 requests- Ability to save and share custom training sessions
- More tracking and logging features to monitor progress
- Offline mode to use the app without internet connection
Youjoy
Not enough reviews yet to summarise bugs or requests.
In-app purchases
SwitchedOn
- SOPRO - Monthly7 Days trial2 variants$9.991 Month
- SwitchedOn Pro - Monthly 3$9.991 Month
- SwitchedOn PRO - Yearly7 Days trial$99.991 Year
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- SOPRO - Yearly7 Days trial$99.991 Year
- SwitchedOn PRO - Yearly1 Year trial$99.991 Year
- Hockey - Cognitive Agility$149.99
- Hockey - Cognitive Agility$299.99
Youjoy
No in-app purchases









