Rosyn vs EmotionSurf
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Rosyn
This app helps cannabis users track their usage with intention and awareness. It visualizes tolerance shifts, allows quick logging of consumption methods and effects, and offers gentle suggestions for breaks. Designed for privacy, it keeps all data on the device.
- Private cannabis journaling
- Tolerance visualization (moon cycle)
- Quick logging of consumption and effects
- Gentle suggestions for breaks
- Data export option
- On-device data storage
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Meet Rosyn, a calm and private cannabis companion made for adult cannabis users who want to be more intentional about their use. Rosyn is not here to convince you to start using cannabis, use more, or quit. It is built for adults who already use cannabis and want a better way to understand their habits, learn from their experiences, and make more informed choices. Think of Rosyn as a budtender in your pocket, a personal cannabis journal, and a pattern finder all in one. Ask Rosyn about strains, terpenes, potency, methods, timing, and common effect patterns. Learn what myrcene, limonene, pinene, or caryophyllene may mean, and get plain-language context before your next session. Because cannabis is personal, Rosyn helps you go beyond generic strain descriptions. A strain that feels relaxing for one person may feel heavy, foggy, or distracting for someone else. With Rosyn, you can log what you used, how you used it, when you used it, and how it actually felt. Over time, your logs become a clearer picture of what works for you. You can track flower, vapes, edibles, tinctures, concentrates, topicals, and custom methods, along with potency, amount, mood, timing, effects, notes, and ratings. Rosyn also supports voice logging, so you can quickly describe a session without filling out every detail by hand. Say what happened, and Rosyn helps organize the important parts. As your history grows, Rosyn helps you notice patterns across strains, terpenes, methods, doses, moods, time of day, and effects. You may discover which products fit evenings better, which methods last longer than expected, or which routines are becoming more automatic than intentional. Rosyn can also help you understand tolerance changes over time. Tolerance can shift slowly, and it is easy to miss until cannabis no longer feels the way it used to. Rosyn compares your recent sessions with your own history so you can see when frequency, amount, or effectiveness may be changing. When it looks like you may need space, Rosyn can help you consider a pause, reset, or slower pace. No shame. No scare tactics. No pressure to quit. Just a gentle way to reflect and decide what feels right for you. Rosyn is made for adult cannabis users who want cannabis to stay helpful, intentional, and personal. Whether you use cannabis to unwind, get creative, sleep, manage discomfort, or simply be more present, Rosyn gives you a private place to track, reflect, and learn. Your cannabis history is personal, and Rosyn is designed with that in mind. There are no social feeds, public profiles, or judgmental streaks. Your logs are for you. If you choose, you can export your history for your own records or to share with someone you trust. Rosyn does not replace medical advice, professional care, or your own judgment. It simply helps you understand what you are using, how it feels, and what patterns are forming over time. Ask. Log. Learn. Adjust. Use cannabis with more intention. Download Rosyn and get to know your cannabis routine better. https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
EmotionSurf
Explore your emotional landscape with intuitive swipes and a vast library of feelings. Track your patterns, learn coping techniques, and gain deeper self-awareness. Your emotional journey is private and secure, staying on your device.
- Intuitive swipe interface
- Over 250 emotions in library
- Emotion history tracking
- Coping techniques access
- Private and secure on-device data
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Discover and navigate your emotional landscape through an intuitive, engaging experience. With simple swipes, explore a rich spectrum of feelings and develop deeper emotional awareness. - Intuitive Swipe Interface: Navigate your emotional landscape with natural, fluid gestures - Comprehensive Emotion Library: Explore over 250 emotions organized into categories - Emotion History: Track your emotional patterns over time and identify meaningful trends - Coping Techniques: Access practical strategies for managing difficult emotions - Private & Secure: Your emotional journey stays completely private—all data remains securely on your device PERFECT FOR - Daily emotional check-ins - Mindfulness and self-awareness practice - Building a richer emotional vocabulary - Understanding your feelings with greater clarity - Personal growth and self-discovery - Identifying emotional patterns over time Whether you're feeling vibrant, uncertain, or overwhelmed, Emotion Surf helps you identify, understand, and navigate your emotional states with confidence. The app's detailed emotion descriptions help you pinpoint exactly what you're feeling, while the tracking features reveal your emotional rhythms over time. Start your journey to better emotional intelligence today. Download now and begin surfing your emotions in a whole new way.
Screenshots
Verdict
The clearest difference is in-app purchases: EmotionSurf at none against Rosyn's 2. EmotionSurf also leads on update cadence (daily vs fortnightly) and iOS requirement (12.0 vs 18.0). On price, rating, ratings volume and ads 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. Rosyn sells 2 in-app purchases, starting at $9.99 per month. EmotionSurf asks for nothing beyond the download.
On the App Store both sit at effectively the same score — 5.0 for Rosyn against 5.0 for EmotionSurf. Both are backed by a comparable volume of ratings — 6 and 3 respectively.
Rosyn ships an update fortnightly, EmotionSurf daily. The most recent releases landed on September 23, 2026 and October 4, 2026 respectively.
| Parameter | Rosyn | EmotionSurf |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (6 ratings) | 5.0 (3 ratings) |
| Positive reviews | 100.0% of reviews | — |
| Number of ratings | 6 — better | 3 |
| Update frequency | Fortnightly | Daily — better |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | Free | Free |
| Devices | iPhone, iPad | iPhone, iPad, iPod — better |
| Requires iOS | 18.0 | 12.0 — better |
| Further details — not scored | ||
| Size | 37 MB | 27 MB |
| Age rating | 17+ | 4+ |
| Developer | Mike Van Amburg | Viktoriia Bochkova |
Customer experience
Rosyn
EmotionSurf
In-app purchases
Rosyn
- Rosyn Premium Monthly$9.991 Month
- Rosyn Premium Yearly$99.991 Year
EmotionSurf
No in-app purchases









