Stack vs Synctodo
Price, ratings, monetisation and update history for both apps, side by side β with what reviewers say about each.
Stack
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Stack is a clean, focused task and reminder app designed to help you manage your day without getting in the way. Built around a clean, minimal interface β with beautifully crafted Dark and Light modes. β’ Add tasks and reminders with due dates, times, repeat schedules, notes and priority levels. β’ Track and complete your tasks directly from your Home and Lock Screensβno need to open the app. β’ Overdue items from today remain visible until theyβre completed or rescheduled. β’ Search through your items with the advanced search and filter tools to quickly find specific tasks, reminders, or priorities. β’ The app features in-app highlights that keep you aware of upcoming tasks in a clear and effective way. β’ A real-time stats bar at the top of your screen shows your daily progress: how many tasks you have today, how many you've completed, and what is overdue. β’ Sync your tasks, reminders, lists, and ideas securely across your devices with iCloud. β’ Easily import pending reminders from Apple Reminders. β’ Sync and add items to Apple Calendar. UNLOCK STACK PREMIUM Take your productivity to the next level with the in-app subscription, which unlocks: β’ Pro Dashboard (layout): A smart grid of categories and custom lists, giving you a quick and beautiful overview of everything. β’ The Brainstorm Canvas: Interactive workspace. Use the visual canvas to drag, drop, and link ideas together, then effortlessly import groups of thoughts directly into your daily tasks. You can also export your map as an image to share with others. β’ Widgets & Live Activities: Full access for the interactive Home Screen-Lock Screen widgets, and Live Activities. β’ Advanced Statistics: Tap the stats bar to unlock powerful cumulative graphs, streak tracking, and detailed analytics. β’ Deep Customization: Personalize the app with custom accent colors, sheet colors and even your own background images. β’ Sync more of your daily items and check off right from your wrist. β’ Unlimited Storage: No limits on how many tasks and reminders you can save on your own device. About billing of Premium: β’ Payment will be charged to your Apple ID account at the confirmation of purchase. β’ The subscription automatically renews unless canceled at least 24 hours before the end of the current billing period. β’ Your account may be charged for renewal within 24 hours prior to the end of the current period. β’ You can manage and cancel your subscriptions by going to your App Store account settings after purchase. β’ Any unused portion of a free trial period, if offered, will be forfeited when you purchase a subscription. Enjoy using Stack. For any issues or feedback: https://fadizaid.com/stack/en/support Privacy Policy: https://sites.google.com/view/stack-privacy-policy/ Terms of use: https://sites.google.com/view/stack-terms-of-use/
Synctodo
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synctodo brings tasks, subtasks and notes together. FOUR CLEAR TABS Tasks for lists and projects. Today for due and overdue work, a week strip and a month calendar. Notes for what you write. Search for tasks, notes, lists and projects. BREAK WORK INTO STEPS Organize tasks into subtasks up to ten levels deep. View the tree or focus on one branch. Add due dates and times, reminders, repeat rules, priorities, flags, tags and assignees. CAPTURE IDEAS Add tasks by typing, voice or photo. Review suggested changes before applying them. Attach files and add comments to tasks. KEEP YOUR NOTES CLOSE Write and organize notes with headings, checklists and links. Pin notes you return to and find them with search. Locally saved drafts of previously opened, unlocked notes can reopen when you restart without a connection and sync when you reconnect. WORK TOGETHER Share lists and projects, assign tasks and mention people in comments. Manage members and invitations in existing team workspaces. SEE YOUR PROGRESS Use Insights to review progress by period, list and project. ENGLISH AND ARABIC Choose English or Arabic, with right-to-left layouts and light and dark themes. Dates use dd/mm/yyyy. Access the same account and data on synctodo.com. Built in Bahrain.
Screenshots
Verdict
The clearest difference is in-app purchases: Synctodo at none against Stack's 2. Stack's advantage is update cadence (every 8 days vs monthly). On price, ads, device support and iOS requirement there is nothing between them.
Scored on Price Β· Rating Β· Positive reviews Β· Number of ratings Β· Update frequency Β· Ads Β· In-app purchases Β· Monetization Β· Best chart rank Β· Devices Β· Requires iOS
Both are free to download. Stack sells 2 in-app purchases, starting at $1.99 per month. Synctodo asks for nothing beyond the download.
Stack ships an update every 8 days, Synctodo monthly. The most recent releases landed on October 31, 2026 and October 28, 2026 respectively.
| Parameter | Stack | Synctodo |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 8 days β better | Monthly |
| Ads | No | No |
| In-app purchases | Yes | No β better |
| Devices | iPhone, iPad, Apple Watch | iPhone, iPad, iPod |
| Requires iOS | 16.4 | 15.1 β better |
| Further details β not scored | ||
| Size | 61 MB | 41 MB |
| Age rating | 4+ | 4+ |
| Developer | Fadi Zaid | Ali Alsawad |
In-app purchases
Stack
- Monthly Premium$1.991 Month
- Yearly Premium3 Days trial$19.991 Year
Synctodo
No in-app purchases









