Sunny Buddy vs Trayne
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Sunny Buddy
This app provides personalized sun safety guidance with real-time UV index tracking and sunscreen reapplication reminders. It offers recommendations and quizzes to help users find the right sun protection and assess their melanoma risk.
- Real-Time UV Index Tracker
- Sunscreen Reapplication Reminders
- Personalized Sunscreen Recommendations
- Interactive Sunscreen Quiz
- Melanoma Screening Quiz
- Sunscreen Dispenser Map (Canada Only)
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Sunny Buddy: Your Ultimate Sun Safety Sidekick! Sun protection just got smarter. Say hello to Sunny Buddy—your personal guide to staying safe under the sun! Created in collaboration with the Save Your Skin Foundation, this app is packed with everything you need for effortless sun safety, keeping your skin protected all year long. Why Sunny Buddy? We take the guesswork out of sun protection with smart tools, personalized recommendations, and real-time tips that adapt to your skin and environment. From beach days to city strolls, Sunny Buddy is here to help you shine safely—without the stress! Top Features You’ll Love: • Real-Time UV Index Tracker: Instantly see the UV levels in your area so you know when to seek shade, cover up, or apply sunscreen. • Sunscreen Reapplication Reminders: Get timely notifications to reapply your sunscreen based on your skin type and stay protected throughout the day. • Sunscreen Dispenser Map (Canada Only): Locate nearby free sunscreen dispensers—perfect for when you’re on the go! • Personalized Sunscreen Recommendations: Find the perfect sunscreen tailored to your unique skin type and needs. • Interactive Sunscreen Quiz: Unsure which sunscreen is best? Take our quick quiz to discover your perfect match for total sun coverage. • Melanoma Screening Quiz: Assess your risk with a simple quiz and take action for early detection and prevention. Disclaimer: Sunny Buddy is designed to provide general information and helpful tools for sun safety. However, it should not replace professional medical advice or consultations. Always seek guidance from a qualified healthcare provider in addition to using this app, and consult a doctor before making any decisions regarding your health or skin protection. Download Sunny Buddy today and enjoy peace of mind under the sun! Whether you’re hiking, hitting the beach, or just running errands, Sunny Buddy has your back—because sun safety should be simple and stress-free.
Trayne
This strength training app provides structured programming and science-based fatigue management for intermediate to advanced lifters. It offers detailed analytics to track long-term progress, including periodized training blocks and recovery recommendations.
- Periodized training blocks (Bulk, Cut, Maintain)
- Smart fatigue management and deload recommendations
- Comprehensive analytics (1RM trends, volume, RPE)
- Bodyweight tracking and visualization
- Customizable exercise library with photos and notes
- Real-time workout logging with rest timer
- Progress picture tracking
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Trayne is a strength training app built for intermediate and advanced lifters who want structured programming, science-based fatigue management, and detailed analytics to track long-term progress. Unlike basic workout loggers, Trayne helps you train with purpose through periodized training blocks and intelligent recovery recommendations. TRAINING BLOCK PERIODIZATION Structure your training into focused mesocycles with clear goals: Bulk: Focus on building muscle and strength Cut: Maintain strength while losing body fat Maintain: Preserve your current physique Each training block keeps you accountable to a single goal, preventing program hopping and ensuring consistent progress. SMART FATIGUE MANAGEMENT Stop guessing when to deload. Trayne analyzes your training volume and RPE data using proven mathematical models to recommend optimal deload timing. Receive alerts at key fatigue thresholds so you can recover before performance declines. COMPREHENSIVE ANALYTICS Track the metrics that matter for strength training: Estimated 1RM trends for every exercise Effective Volume (weight × reps × RPE intensity) Absolute Volume (tonnage) per session and block Weekly sets per muscle group with distribution charts RPE trends to monitor training intensity Block-to-block and all-time statistics BODYWEIGHT TRACKING Log daily bodyweight and visualize trends over time. See how your weight changes align with your bulk, cut, or maintenance goals. CUSTOM EXERCISE LIBRARY Build your personal exercise database: Create exercises with custom names Assign primary and secondary muscle groups Choose from 14 muscle groups across upper and lower body Access a pre-built library of common exercises EXERCISE JOURNALING Never forget your setup again. Attach photos and notes to any exercise to remember: Machine settings and seat positions Form cues and technique reminders Cable attachment positions Any detail that helps you train consistently ACTIVE WORKOUT LOGGING Log your training in real-time: Record sets, reps, weight, and RPE Built-in rest timer between sets Automatic calculation of 1RM, effective volume, and tonnage Mark sessions as deload weeks PROGRESS PICTURES Capture weekly front and back photos tied to your training blocks. Visual documentation of your physique changes over time. ADDITIONAL FEATURES Support for lbs and kg units Clean, focused interface designed for gym use Secure account with cloud sync TRAYNE PRO Unlock premium features including fatigue management alerts, detailed exercise notes with photos, and progress picture tracking. Built by lifters, for lifters. Trayne gives you the tools to train with structure, recover intelligently, and track what matters. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Screenshots
Verdict
The clearest difference is in-app purchases: Sunny Buddy at none against Trayne's 2. Trayne's advantage is update cadence (every 2 weeks vs every 13 months) and ratings volume (4 vs 1). On price, rating, review sentiment 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. Trayne sells 2 in-app purchases, starting at $6.99 per month. Sunny Buddy asks for nothing beyond the download.
On the App Store both sit at effectively the same score — 5.0 for Sunny Buddy against 5.0 for Trayne. Both are backed by a comparable volume of ratings — 1 and 4 respectively. Written reviews split almost evenly too, at 100% and 100% positive.
Sunny Buddy ships an update every 13 months, Trayne every 2 weeks. The most recent releases landed on October 6, 2026 and October 19, 2026 respectively.
| Parameter | Sunny Buddy | Trayne |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (1 ratings) | 5.0 (4 ratings) |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| Number of ratings | 1 | 4 — better |
| Update frequency | Every 13 months | Every 2 weeks — better |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Free — better | Freemium |
| Devices | iPhone, iPad, iPod — better | iPhone, iPod |
| Requires iOS | 15.1 | 15.1 |
| Further details — not scored | ||
| Size | 82 MB | 77 MB |
| Age rating | 12+ | 12+ |
| Developer | Xin Ran Wang | Sahil Nagpal |
Customer experience
Sunny Buddy
Trayne
In-app purchases
Sunny Buddy
No in-app purchases
Trayne
- Monthly$6.991 Month
- Yearly Subscription$59.991 Year









