Comparison

EchoKeep vs Stack'd

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

EchoKeep

Features
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EchoKeep - Habit Formation Through Repetition Transform your life with EchoKeep, the habit-building app that understands the power of repetition. Unlike simple task managers, EchoKeep is designed around the core principle that consistent, repeated reminders create lasting behavioral change and deep-rooted habits. The Science of Habit Formation: Research shows that habits are formed through consistent repetition over time. EchoKeep leverages this principle by delivering your personalized reminders at the same times every day, creating the neural pathways necessary for lasting change. Core Philosophy: • Repetition Creates Habits - Daily reminders at consistent times build automatic behaviors • Deep Integration - Not just notifications, but a system for personal transformation • Mindful Repetition - Each reminder is an opportunity for conscious practice • Long-term Growth - Focus on sustainable habit formation, not quick fixes Key Features: 1. Repetitive Reminder System • Set multiple daily reminder times for the same habit • Consistent scheduling that builds automatic responses • Daily repetition that creates lasting neural pathways • Flexible timing to match your natural rhythms 2. Habit-Focused Design • Track completion patterns to understand your progress • Visual statistics showing your consistency over time • Motivation through seeing your habit strength grow • Celebration of small daily wins that compound over time 3. Mindful Notifications • Custom notification content that reinforces your intention • Privacy-focused design that protects your personal goals • Gentle reminders that encourage rather than pressure • Smart content that adapts to your habit-building journey 4. Progress Through Repetition • Completion statistics that show your consistency • Visual charts demonstrating habit strength over time • Insights into your most successful reminder times • Motivation through seeing the power of daily repetition 5. Sustainable Growth • Offline functionality for uninterrupted habit building • Local data storage that respects your privacy • Simple interface that doesn't distract from your goals • Focus on long-term transformation, not short-term productivity Perfect For Building: • Daily meditation and mindfulness practices • Exercise and fitness routines • Learning and skill development • Health and wellness habits • Creative and artistic practices • Personal reflection and journaling The EchoKeep Difference: While other apps focus on task completion, EchoKeep focuses on habit formation. We understand that true change comes from repetition, not just reminders. Every notification is designed to reinforce your commitment to growth and help you build the person you want to become. Your Journey Starts Here: 1. Choose a habit you want to develop 2. Set reminder times that work with your schedule 3. Receive consistent, daily reminders 4. Watch as repetition transforms intention into automatic behavior Why Repetition Works: • Creates neural pathways that make behaviors automatic • Builds confidence through consistent small wins • Develops discipline that transfers to other areas of life • Forms the foundation for lasting personal transformation EchoKeep isn't just another reminder app - it's your partner in building the life you want through the power of repetition. Start your habit formation journey today and discover how daily reminders can lead to profound personal change.

About

Stack'd

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Stack'd makes building habits simple. Track your daily habits, build streaks, and journal your progress - all in one clean, focused app. Whether you're starting a morning routine, hitting the gym regularly, or building any positive habit, Stack'd keeps you accountable with daily check-ins, streak tracking, and journaling to document your journey. HOW IT WORKS - Create a habit and set your frequency (daily, weekly, specific days, or a custom schedule) - Check in each day to build your streak - Add rich text notes to journal your thoughts, motivation, or progress - View your history on a monthly calendar to see your consistency - Get gentle reminders so you never miss a day KEY FEATURES - Streak Tracking: Watch your streak grow day by day. Your longest streak is saved so you always know your personal best. - Flexible Scheduling: Daily, every other day, specific days of the week, or a custom number of days per week. - Rich Text Notes: Add formatted notes with bold, italic, lists, and more. Each day gets its own note, creating a personal habit journal. - Monthly Calendar View: See your check-in history at a glance with a colour-coded calendar. - Smart Reminders: Set custom reminder times for each habit so you stay on track. - Dark Mode: Easy on the eyes, day or night. - Privacy First: Your data is securely stored and never sold. PREMIUM (Optional) Free users can track up to 3 habits. Upgrade to Stack'd Premium for unlimited habits and support an independent developer. Stack'd is built by a solo founder who believes small daily positive actions lead to big changes. Start stacking your habits today. Terms of Use: https://www.notion.so/Terms-of-Use-End-User-License-Agreement-0c7cfdcb0b3b41c298cd9046fba1d748?source=copy_link Privacy Policy: https://www.notion.so/STACK-D-PRIVACY-POLICY-76b99a05b369499cabeaf73416a5d431?source=copy_link

Screenshots

EchoKeep4 screens
Stack'd4 screens

Verdict

The call

The clearest difference is in-app purchases: EchoKeep at none against Stack'd's 2. EchoKeep also leads on iOS requirement (12.0 vs 15.1). On price, ads and device support there is nothing between them.

Scored on Price Ā· Rating Ā· Positive reviews Ā· Number of ratings Ā· Update frequency Ā· Ads Ā· In-app purchases Ā· Monetization Ā· Best chart rank Ā· Devices Ā· Requires iOS

CostPrice Ā· In-app purchases Ā· Ads Ā· Monetization

Both are free to download. Stack'd sells 2 in-app purchases, starting at $4.99 per month. EchoKeep asks for nothing beyond the download.

Scorecard2 real differences Ā· 4 level
EchoKeep versus Stack'd: the parameters behind the verdict, then further details
ParameterEchoKeepStack'd
PriceFreeFree
Update frequencyWeekly—
AdsNoNo
In-app purchasesNo — betterYes
DevicesiPhone, iPad, iPod — betteriPhone, iPod
Requires iOS12.0 — better15.1
Further details — not scored
Size29 MB41 MB
Age rating4+4+
DeveloperHangzhou Plastic Engine Technology Co., LtdOladimeji Ipaye

In-app purchases

None

EchoKeep

No in-app purchases

2 purchases

Stack'd

Subscriptions2
  • Stack'd Premium - Monthly$4.991 Month
  • Stack'd Premium - Yearly$34.991 Year

Questions

Is EchoKeep free?
EchoKeep is free to download, with no in-app purchases.
Is Stack'd free?
Stack'd is free to download, with in-app purchases available.
Do EchoKeep or Stack'd have ads?
Neither EchoKeep nor Stack'd shows ads.

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