Zen vs Stacked
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Zen
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Manage your daily screen time the simple way. No complicated features, no endless settings. Just open the app and instantly see how much time you or your family spend on your devices. Features * One-time purchase: No subscriptions. Pay once, use forever. * Simple design: Clean and minimal. Only the information you need, nothing more. * Private & secure: No accounts, no personal data required. Start using it right away. If you’ve ever thought: * “I want to track screen time, but the default app feels cluttered.” * “I prefer a one-time purchase over a subscription.” …then this app is made for you. Just being aware of your screen time can change how you use your day. With its simple design, it’s easy to make screen time tracking part of your daily routine. Take back your time — starting today.
Stacked
Build powerful daily routines and track habits with this all-in-one task manager. Combine tasks and habits into customized routines, receive step-by-step guidance, and monitor progress. Offers free and premium features to enhance productivity and time management.
- Create customizable routines
- Step-by-step routine guidance
- Track habits and tasks together
- Flexible task types (free/premium)
- Progress tracking and statistics
- Custom notifications and reminders
- Habit stacking technique integration
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Transform Your Productivity with Stacked – Free and Premium Features Available! Stay on track and build powerful daily routines with Stacked, the all-in-one habit tracker and task manager designed to help you achieve your goals. Whether you’re focusing on self-improvement, establishing new habits, or organizing your to-do list, Stacked provides the structure and motivation you need. Key Features 1. Create Routines with Ease • Combine tasks and habits into customized routines, perfect for morning rituals, fitness plans, study sessions, or healthy lifestyle changes. 2. Step-by-Step Guidance • Start your routine with a single tap. Let Stacked guide you through each step with clear instructions and timed tasks to keep you on schedule. 3. Habits & Tasks in One App • Track everything in one place—daily chores, recurring habits, personal growth goals, or work deadlines. Stay organized and never miss a thing. 4. Flexible Task Types • Free: Add simple tasks to boost concentration. • Premium: Unlock timed tasks to enhance focus and prevent procrastination. (Available through in-app purchases) 5. Powerful Progress Tracking • Free: Access basic progress tracking to monitor your daily achievements. • Premium: Unlock detailed statistics and advanced progress reports to analyze your habits. (Available through in-app purchases) 6. Custom Notifications & Reminders • Free: Receive standard reminders for your routines. • Premium: Set personalized notifications and advanced reminders to stay effortlessly on track. (Available through in-app purchases) 7. Built-in Habit Stacking Technique • Apply the proven habit stacking method: link new habits to existing routines and watch consistency become second nature. 8. User-Friendly Interface • Intuitive design makes it easy for anyone to get started. Seamless navigation helps you organize routines with zero hassle. Why Choose Stacked? • Boost Productivity: Focus on what matters most by creating structured routines. • Enhance Time Management: Timed tasks help you stay on track and meet goals. (Premium Feature) • Foster Healthy Habits: Track progress in real-time and watch your success grow. • Stay Motivated: In-app reminders and progress tracking keep you moving forward. Free vs. Premium Free Version Includes: • Up to 5 routine sessions • Basic statistics • Limited color schemes • Basic routine scheduling options Upgrade to Premium to Unlock: • Unlimited routine sessions • Advanced and detailed statistics • Additional color schemes for customization • Enhanced routine scheduling options • Timed tasks and personalized notifications Download Stacked for free today and take the first step toward a more productive, balanced, and fulfilling life! Upgrade to Premium anytime to unlock all features and maximize your productivity. Privacy Policy: https://heystacked.app/privacy Terms of service: https://heystacked.app/terms
Screenshots
Verdict
Zen and Stacked are too close to call on the numbers: across 5 compared parameters — price, ads, in-app purchases and device support among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.
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. Zen sells 1 one-off in-app purchase and Stacked sells 3 in-app purchases, starting at $3.99 per month. Whichever you choose, the download price is not the number that matters.
| Parameter | Zen | Stacked |
|---|---|---|
| Price | Free | Free |
| Rating | — | 4.6 (13 ratings) — better |
| Positive reviews | — | 66.7% of reviews |
| Number of ratings | — | 13 — better |
| Update frequency | — | Every 7 months |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | — | Free with in-app purchases |
| Devices | iPhone, iPad | iPhone, iPad |
| Requires iOS | 17.0 | 16.6 — better |
| Further details — not scored | ||
| Size | 1 MB | 61 MB |
| Age rating | 4+ | 4+ |
| Developer | Yohei Tamura | Tip Tap Apps |
In-app purchases
Zen
- Pro$4.99
Stacked
- Stacked Prime Monthly$3.991 Month
- Stacked Prime Yearly$17.991 Year
- Stacked Prime Lifetime$39.99









