Retinol Guide vs Joon
Price, ratings, monetisation and update history for both apps, side by side โ with what reviewers say about each.
Retinol Guide
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Your helpful retinol guide to assist you in your Skincare routine journey: Start managing your routine seeing in which part of the week you should apply retinol, track ingredients that are compatible with it or that are not compatible. See useful tips.
Joon
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Joon is the science-based lifting app. Log every set, hit your protein, and get coaching grounded in the research and your own data. Most apps just track. Joon keeps you consistent, because consistent training, progressive overload, and enough protein are what build muscle and strength. TRAIN WITH PROGRESSIVE OVERLOAD - Log sets, reps, and weight in seconds - See every lift's history so you know what to beat next session - Workout ideas built around your schedule, equipment, and recovery - Training history connected to your nutrition, supplements, and bodyweight A COACH THAT FOLLOWS THE EVIDENCE - Ask anything, anytime: programming, volume, deloads, plateaus, protein, recovery - Answers grounded in published lifting research and your own logged data, not generic internet advice - Sees your workouts, nutrition, bodyweight, and supplements, so the advice fits you NUTRITION THAT SUPPORTS YOUR TRAINING - Set calorie and protein targets for building muscle, losing fat, or maintaining - Snap a photo of a meal and Joon logs calories, protein, carbs, and fat - Prefer typing? Log manually in seconds - Personalized meal plans built around your targets and preferences - Track meals, snacks, and water with a full macro breakdown at a glance SUPPLEMENT TRACKING - Log your stack: creatine, protein, vitamins, and more - Reminders so you never miss a dose - Adherence tracking over 7, 30, 60, and 90 days, with streaks - Learn what 50+ supplements do and why they matter PROGRESS YOU CAN SEE - Log bodyweight and watch the trend over time - Workout consistency, bodyweight, calorie trends, and supplement adherence on one dashboard - View 1 week, 1 month, 3 months, 6 months, or all time - Earn achievements and XP as you stay consistent NO ADS. NO CLUTTER. A clean, fast logger built for the gym floor. Show up, log it, get stronger. Learn more at app.joonpro.com. Joon is for personal tracking and informational purposes only. It does not provide medical advice, diagnosis, or treatment. Consult a qualified healthcare provider before making health decisions. By subscribing, you agree to our Terms of Use and Privacy Policy. Terms of Use (Apple Standard EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Screenshots
Verdict
The clearest difference is in-app purchases: Retinol Guide at none against Joon's 2. Retinol Guide also leads on ads (none vs shown). Joon's advantage is iOS requirement (15.1 vs 18.0). On price and device support there is nothing between them.
Scored on Price ยท Rating ยท Positive reviews ยท Number of ratings ยท Update frequency ยท Ads ยท In-app purchases ยท Monetization ยท Best chart rank ยท Devices ยท Requires iOS
Both are free to download. Joon sells 2 in-app purchases, starting at $9.99 per month. Retinol Guide asks for nothing beyond the download.
| Parameter | Retinol Guide | Joon |
|---|---|---|
| Price | Free | Free |
| Update frequency | โ | Every 3 days |
| Ads | No โ better | Yes |
| In-app purchases | No โ better | Yes |
| Devices | iPhone, iPad | iPhone, iPod |
| Requires iOS | 18.0 | 15.1 โ better |
| Further details โ not scored | ||
| Size | 3 MB | 156 MB |
| Age rating | 4+ | 12+ |
| Developer | Nicola Marai | Christian Araujo |
In-app purchases
Retinol Guide
No in-app purchases
Joon
- Joon+ Monthly7 Days trial$9.991 Month
- Joon+ Annual7 Days trial$59.991 Year









