Celeste vs MASTRO
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Celeste
This AI-powered life coach offers personalized guidance for relationships, career growth, and emotional well-being. It provides daily insights, actionable advice, and a safe space to vent, helping users navigate life's challenges with confidence and clarity.
- AI-powered emotional support
- Relationship advice and insights
- Career growth guidance
- Daily mindfulness wisdom
- Personalized life coaching
- Vent freely and ask questions
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Discover Yourself on a Deeper Level with Celeste—Your Life Guide and Friend Whether you're strengthening relationships, seeking self-help, or advancing your career, Celeste is your personalized AI life coach and guide, offering emotional support to help guide you through life’s challenges with confidence and clarity. Key Features: Relationship Advice: Strengthen your relationships with friends, family, and partners through tailored insights and strategies. Overcome obstacles and build deeper connections with ease. AI-Powered Emotional Support: Receive daily personalized guidance tailored to your mental wellness and unique emotional journey. Celeste provides actionable advice for both personal and professional challenges, ensuring you stay mindful and supported. Self-Help for Career Growth: Navigate workplace challenges, improve communication, and manage stress effectively with Celeste’s personalized advice, empowering you to reach your career goals. Life Guide: Celeste, your personal life guide offers real-time coaching and guidance tailored to your personal goals, relationship goals, emotional wellbeing, and mental wellness. Stay on track with daily tips and long-term strategies for personal growth and balance. Vent Freely: Whether you need emotional clarity or relationship advice, Celeste is here to listen. Ask Celeste anything, anytime, and receive insightful answers crafted just for you. Daily Mindfulness Wisdom: Start each day with personalized insights that empower you to stay mindful, manage stress, and make informed decisions aligned with your goals. Why Choose Celeste? AI Life Coach: Combining traditional wisdom and advanced AI, Celeste delivers personalized emotional guidance to support your mental wellness and mindfulness journey. Always Learning: Celeste evolves with you, offering refined advice based on your experiences and progress. Your Personal Emotional Guide: Celeste is more than an app—it's your trusted companion, ready to offer emotional support and help you navigate life's ups and downs. Download Celeste today and start your journey to mental wellness, self-help, and stronger relationships with a friend and guide who truly understands your emotions. Subscription Information Celeste offers premium features through auto-renewing subscriptions: Subscription Plans: Unlock full access to all features, including exclusive content, daily personalized insights, and the ability to ask unlimited questions with a monthly or yearly subscription. Free Trial: New users can start with a 7 free trial to experience Celeste's premium features. Payment: Payment will be charged to your iTunes account upon confirmation of purchase. Auto-Renewal: Subscriptions automatically renew unless turned off in Account Settings at least 24 hours before the end of the current period. Manage Subscription: You can manage subscriptions and turn off auto-renewal in your iTunes account settings. Privacy: https://app.celesteguide.com/privacy-policy Support: https://app.celesteguide.com/support Terms of Service (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
MASTRO
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We believe self-understanding is the key to mental wellbeing. MASTRO provides content based on various psychological principles to help you explore your inner self and true nature. Through MASTRO, you can: • Understand and improve your behavior patterns and thought processes • Uncover the root causes of relationship issues and find potential solutions • Learn effective stress management techniques • Boost your self-esteem and rediscover your self-worth MASTRO is an innovative self-guide app designed to help you explore your inner world and enhance your mental wellbeing. Created for those grappling with low self-esteem, complex relationships, and chronic stress, MASTRO offers diverse content to deepen your self-understanding and provide insights to overcome daily challenges. Key Features: Diverse Self-Exploration Content • Psychology-based self-analysis tools • Insights into everyday situations • Guides for understanding emotional and behavioral patterns Lumen •Listens to your concerns and provides guidance based on psychological principles. SCOOP •Ask in-depth questions about the content to receive tailored additional information. Personalized Storage •Save all content and interactions to review and track your growth journey anytime. MASTRO is a content platform for self-exploration and growth. Through content based on various psychological approaches, we provide practical insights you can apply to your daily life. Deepen your self-understanding and develop the strength to overcome daily challenges with MASTRO. Discover the hidden wisdom within you and embark on a journey towards a better life. Note: MASTRO is not a substitute for professional medical services or therapy. If you have serious mental health concerns, please consult with a professional. [iOS Subscription (App Store Payment) Notice] - All prices for passes to MASTRO include VAT. - Weekly Subscription: $7.99 3Months Subscription: $39.99 / Annual Subscription: $49.99 - iOS subscriptions (App Store payments) are charged through the payment method registered with your Apple App Store iTunes account. - The charge includes Apple's fee and may change according to Apple's country-specific pricing policy. Please verify the actual charge amount on the Apple payment screen. - If your subscription is not reflected after logging in, you can restore your subscription through My Page > Subscription History Restore in the MASTRO app. - If subscription history restoration is continuously not reflected, please check your iTunes subscription and payment history. - Payment cancellation and charge verification can only be done through Apple. - iOS subscription policy auto-renews according to Apple's policy, and if not canceled within 24 hours before the end of the subscription, it may auto-renew. - Cancelling auto-renewal within (up to) 24 hours before the scheduled auto-renewal date will still result in payment on the due date. - App Store payments are processed monthly on the same date as the original purchase date. - There may be some discrepancies between the purchase/expiry dates of subscription passes and the timing of automatic renewals as reflected in the App Store, depending on when Apple confirms. - iOS subscriptions can be canceled (subscription discontinued) in iTunes under Account Settings > Subscriptions or in iOS Settings > Apple ID > Subscriptions. - Even after you cancel a subscription product in iTunes or iOS settings, you can still use the service for the remaining period, and it will terminate automatically after that [Terms] https://terms.1zlabs.com/mastro-terms-of-service [Privacy policy] https://terms.1zlabs.com/mastro-terms-of-service/privacy-policy [Contact] Need Help? Email: dev@superken.com Social Media: Instagram: @mastro_superken
Screenshots
Verdict
The clearest difference is update cadence: Celeste at every 6 days against MASTRO's fortnightly. On price, ads, in-app purchases and device support 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. Celeste sells 3 in-app purchases, starting at $2.99 per 7 days and MASTRO sells 3 in-app purchases, starting at $7.99 per 7 days. Whichever you choose, the download price is not the number that matters.
Celeste ships an update every 6 days, MASTRO fortnightly. The most recent releases landed on September 18, 2026 and September 8, 2026 respectively.
| Parameter | Celeste | MASTRO |
|---|---|---|
| Price | Free | Free |
| Rating | 4.9 (27 ratings) — better | — |
| Number of ratings | 27 — better | — |
| Update frequency | Every 6 days — better | Fortnightly |
| Ads | Yes | Yes |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone, iPod | iPhone, iPod |
| Requires iOS | 13.4 — better | 14.0 |
| Further details — not scored | ||
| Size | 47 MB | 40 MB |
| Age rating | 4+ | 17+ |
| Developer | Copilots AI Corp. | SUPERKEN LLC |
In-app purchases
Celeste
- Weekly, 7 Day Free Trial7 Days trial$2.997 Days
- Yearly, 7 Day Free Trial7 Days trial$39.991 Year
- Yearly, 7 Day Free Trial7 Days trial$59.991 Year
MASTRO
- weekly$7.997 Days
- 3months$39.993 Months
- yearly$49.991 Year









