Sync vs JEMP
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Sync
Enhance your athletic performance with daily mental training exercises. Developed with sports psychologists, this app offers guided sessions for breathing, visualization, motivation, and recovery, tailored to your specific sport. Track your mental strength development and access quick fixes for pressure and nerves.
- Daily mental training exercises
- Sport-specific adaptations
- Breathing and relaxation techniques
- Visualization and self-talk
- Motivation and recovery tools
- Quick fixes for pressure
- Mental score tracking
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Mental strength wins competitions. Sync makes mental training as natural as your regular training: a few minutes a day, developed with sports psychologists and tailored to your sport. SYNC IS COMPLETELY NEW A new look, a new structure and a clear path. For a long time, mental training was something for pros with their own sports psychologist. Sync makes it accessible to every athlete, whatever level you play at. YOUR 10 DAY CHALLENGE Ten lessons, one a day. After that you'll know the basics of mental training better than almost anyone you play. • Breathing techniques and relaxation • Visualization and self-talk • Body language and self-confidence • Motivation and mental activation • Sleep and recovery YOUR PATH After the challenge, Sync plans every day around your training days, competitions and how you feel. • Pre- and post-session: short sessions around every practice and every competition • Sync Daily: one exercise a day that fits you and your sport • Mental score: see how your mental strength develops WHEN IT HAS TO BE FAST • Quick fixes: guided exercises and games against nerves, pressure and distraction • Coach: talk to your mental coach about competition anxiety, pressure or motivation FOR YOUR SPORT Football, tennis, handball, martial arts, running, equestrian, gymnastics and many more sports. Exercises and texts adapt to your sport. Start your 10 Day Challenge now. Sync Pro is available as an auto-renewing subscription. Payment is charged to your Apple Account. The subscription renews automatically unless you cancel it at least 24 hours before the end of the current period in your Apple Account settings. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://syncmental.com/privacy
JEMP
This app provides athletes with a structured system to improve athletic performance, including speed, explosiveness, and injury prevention. It offers personalized training plans, progress tracking through athletic assessments, and combines various training methods for measurable results.
- Personalized training plans
- Progress measurement and tracking
- Speed and explosiveness training
- Mobility and injury prevention
- Sport-specific adaptations
- Home, gym, or field training
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JEMP – Your Personal Athletic Performance Coach Most athletes know they should work on mobility, explosiveness, speed, jumping ability, and injury prevention. But there’s one problem: A real athletic performance coach is expensive and often inaccessible. That’s where JEMP comes in. JEMP gives athletes a structured system to improve their overall athletic performance — without needing a private coach. Whether you want to jump higher, move better, sprint faster, become more explosive, or simply perform better in your sport, JEMP helps you train with a clear plan and measurable progress. Built for Athletes JEMP is designed for athletes who care about: - Explosiveness - Speed - Vertical jump - Mobility - Agility - Athletic movement - Injury prevention - Overall performance Not just lifting weights for aesthetics. Perfect for: - Basketball - Football / Soccer - Volleyball - Track & Field - Combat sports - Hybrid athletes - Any sport that requires athleticism - Personalized Training Plans Your training adapts to: - Your sport - Your goals - Your experience level - Your available equipment Whether you train at home, in the gym, or on the field — JEMP builds a plan around you. Measure Your Progress Most athletes train hard but never actually measure if they are improving. JEMP includes athletic assessments that allow you to track: - Vertical jump - Sprint performance - Mobility - Explosiveness - Speed - Athletic development over time See your progress visually and understand what’s improving. Train With Purpose JEMP combines: Plyometrics Strength work Mobility training Sprint mechanics Athletic movement exercises Everything works together to improve real-world performance. Designed to Help You Improve Consistently Structured workouts Performance tracking Goal-focused training Clean and simple experience Training adapted to athletes Become faster. More explosive. More athletic. Train smarter with JEMP. Subscription Information JEMP offers full access to all features via an auto-renewing subscription. Payment will be charged to your Apple Account at confirmation of purchase. The subscription automatically renews unless it is canceled at least 24 hours before the end of the current period. Your account will be charged for renewal within 24 hours prior to the end of the current period. You can manage and cancel your subscriptions in your Apple Account settings after purchase. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://www.northbyte.studio/privacy-policy/jemp
Screenshots
Verdict
The clearest difference is rating: JEMP at 4.7 against Sync's 2.0. JEMP also leads on ads (none vs shown) and review sentiment (100% vs 79%). On price, ratings volume, 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. Sync sells 10 in-app purchases, starting at $9.99 per month and JEMP sells 2 in-app purchases, starting at $9.99 per month. Whichever you choose, the download price is not the number that matters.
JEMP holds the better App Store score, 4.7 against 2.0. Both are backed by a comparable volume of ratings — 3 and 3 respectively. Written reviews point the same way: 79% of Sync's written reviews are positive against 100% of JEMP's.
Sync ships an update every 10 days, JEMP every 6 days. The most recent releases landed on October 30, 2026 and November 5, 2026 respectively.
| Parameter | Sync | JEMP |
|---|---|---|
| Price | Free | Free |
| Rating | 2.0 (3 ratings) | 4.7 (3 ratings) — better |
| Positive reviews | 78.6% of reviews | 100.0% of reviews — better |
| Number of ratings | 3 | 3 |
| Update frequency | Every 10 days | Every 6 days — better |
| Ads | Yes | No — better |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 15.0 — better | 16.4 |
| Further details — not scored | ||
| Size | 70 MB | 100 MB |
| Age rating | 4+ | 4+ |
| Developer | Sync UG (haftungsbeschränkt) | Leonardo Granetto |
Customer experience
Sync
JEMP
In-app purchases
Sync
- Sync Pro Monthly$9.991 Month
- Sync Pro Monatlich$11.991 Month
- Sync Pro Monthly7 Days trial$15.991 Month
Show 6 moreShow fewer
- Sync Pro Monatlich7 Days trial$17.991 Month
- Sync Pro Semi-jährlich$47.996 Months
- Sync Pro 6 Months7 Days trial$64.996 Months
- Sync Pro Yearly$76.991 Year
- Sync Pro Jährlich$87.991 Year
- Sync Pro Yearly7 Days trial$109.991 Year
- Sync Pro Lifetime$129.99
JEMP
- JEMP2 variants$9.991 Month
- JEMP7 Days trial2 variants$59.991 Year









