Comparison

Stack vs Idea Notes

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

Head to head
About

Stack

Features
Read full description

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 Screensβ€”no need to open the app. β€’ Overdue items from today remain visible until they’re 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€’ Easily import pending reminders from Apple Reminders. β€’ Sync and add items to Apple Calendar. β€’ Your tasks, reminders, stats and ideas never leave your device. UNLOCK STACK PREMIUM Take your productivity to the next level with our new in-app subscription, which unlocks: β€’ The Brainstorm Canvas: A brand new, 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/

About

Idea Notes

Features
Read full description

APP INTERFACE: English. IdeaCatch is a focused, private notebook for thoughts that arrive before you have time to organize them. CAPTURE FIRST - Save a thought in a few taps - Type @work, @app, @blog, @biz or @personal anywhere in the line to file it automatically - Edit, delete or favorite any saved idea FIND IT AGAIN - Search both idea text and tag names - Filter the notebook by tag - Group by tag or sort alphabetically - Export every saved idea as Markdown or CSV FULL ACCESS Full Access removes the saved-idea cap and unlocks custom @tags. Weekly, yearly and one-time lifetime options may be available. Prices, billing periods and availability are supplied by Apple. An introductory offer appears only when the App Store reports both an offer and eligibility for your Apple Account. Saved ideas always remain readable, editable, exportable and deletable. PRIVATE BY DESIGN Ideas stay in the app's on-device database. There is no account, advertising or analytics SDK, and IdeaCatch does not collect or sell personal data. Optional daily reminders are scheduled locally by iOS, and notification permission is requested only when you enable one. Terms of Use: https://leanstudio.asia/terms-of-use Privacy Policy: https://leanstudio.asia/privacy-policy Support: support@leanstudio.asia

Screenshots

Stack4 screens
Idea Notes4 screens

Verdict

The call

The clearest difference is in-app purchases: Idea Notes at none against Stack's 2. Stack's advantage is update cadence (every 8 days vs every 4 months) and device support (3 vs 1). On price, ads 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

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

Both are free to download. Stack sells 2 in-app purchases, starting at $1.49 per month. Idea Notes asks for nothing beyond the download.

UpkeepUpdate frequency

Stack ships an update every 8 days, Idea Notes every 4 months. The most recent releases landed on October 7, 2026 and October 8, 2026 respectively.

Scorecard3 real differences Β· 3 level
Stack versus Idea Notes: the parameters behind the verdict, then further details
ParameterStackIdea Notes
PriceFreeFree
Update frequencyEvery 8 days β€” betterEvery 4 months
AdsNoNo
In-app purchasesYesNo β€” better
DevicesiPhone, iPad, Apple Watch β€” betteriPhone
Requires iOS16.4 β€” better17.0
Further details β€” not scored
Size59 MB3 MB
Age rating4+4+
DeveloperFadi ZaidLEAN ASIA CO., LTD

In-app purchases

2 purchases

Stack

Subscriptions2
  • Monthly Premium$1.491 Month
  • Yearly Premium3 Days trial$14.991 Year
None

Idea Notes

No in-app purchases

Questions

Is Stack free?
Stack is free to download, with in-app purchases available.
Is Idea Notes free?
Idea Notes is free to download, with no in-app purchases.
Do Stack or Idea Notes have ads?
Neither Stack nor Idea Notes shows ads.
Which is updated more often, Stack or Idea Notes?
Stack ships an update every 8 days, and Idea Notes every 4 months. Most recently, Stack was updated on October 7, 2026 and Idea Notes on October 8, 2026.

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