J vs Longevity Copilot
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
J
This app provides tools to structure your juggling practice sessions, including warm-up, practice, and cool-down routines. It features interval training for customized workouts and a talking timer for endurance practice, offering verbal feedback without needing to check your stopwatch.
- Structured practice routines (warm-up, practice, cool-down)
- Customizable interval training workouts
- Talking timer for endurance practice
- Verbal feedback for endurance contests
- Ad-free experience
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Enhance your juggling practice! The J-Trainer app will give you tools to ensure that your juggling practice sessions include proper warmup, practice, and cool down. The interval training portion of the J-Trainer tool allows you to build customized workouts to ensure you spend the right amount of practice time on each section of your practice. Most juggling festivals include endurance contests like: club balance endurance, 5 ball endurance, 5 club endurance, and quarter juggling endurance. The Talking Timer feature of the J-trainer gives you verbal feedback on your endurance, so you don't have to look down at your stop watch. ---------------------------- No advertisements and no in app purchases are contained in this app. ---------------------------- Other apps by this developer: Protect TD (Protect Tower Defense - Save the Animals) Math Tower Defense Eagle Mandarin Mandarin Prof Math Town Spelling Ace Spy Town Spanish Prof ---------------------------- I hope you enjoy this app. Feel free to send me feedback if you have suggestions for future updates.
Longevity Copilot
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The Longevity Copilot App guides, supports and motivates you to lead a healthy lifestyle. This increases the chances of a longer and healthier life. Longevity as a concept is not just another 3 months program, but a way of life. "Because life is the most precious thing" Features: - Monitor and keep a detailed record of your daily activities, ranging from workout sessions to relaxing mind exercises such as Yoga and Meditation. Biohack your body by engaging in hormesis activities such as ice baths or fasting. Log your supplements and longevity superfoods. - Focus areas with daily action steps for changing habits - Inviting friends and share your activities and celebrate achievements together - Elevate your self-care routine to the next level by assessing your overall wellbeing and the quality of your sleep. Log your symptoms and enrich your health journey with thoughtful diary entries. - Log your meals. - Keep track of your calorie intake and monitor your macro- and micronutrients. Stay aware of how much sugar and saturated fat you’re consuming — and discover what’s missing in your diet. - The Lifestyle Score, giving you an overview of your daily habits. The score evaluates key aspects like movement, activity, and sleep to help you understand your wellbeing. - Receive reminders to help you stay consistent with your activities, wellness practices, and supplement intakes. The app keeps you accountable, making sure you follow through on your goals. - By leveraging the data from your tracking and your health rating assessments, you gain a profound insight into the correlations between your daily activities and your overall state of health. Can your supplement intake boost your fitness? Do you have any food intolerances? The Longevity copilot app supports you in answering these questions. - Connect and sync your health data with Apple Health
Screenshots
Verdict
The clearest difference is device support: J at 3 against Longevity Copilot's 1. J also leads on iOS requirement (12.2 vs 16.6). 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.
Both ship on a similar rhythm, roughly monthly. The most recent releases landed on October 10, 2026 and October 5, 2026 respectively.
| Parameter | J | Longevity Copilot |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (4 ratings) — better | — |
| Positive reviews | 100.0% of reviews | — |
| Number of ratings | 4 — better | — |
| Update frequency | Monthly | Monthly |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad, iPod — better | iPhone |
| Requires iOS | 12.2 — better | 16.6 |
| Further details — not scored | ||
| Size | 19 MB | 49 MB |
| Age rating | 4+ | 12+ |
| Developer | Heather Marriott | Guenther Hintringer |
In-app purchases
J
No in-app purchases
Longevity Copilot
No in-app purchases









