Comparison

Memo Stacker vs RapiMemo

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

Head to head
About

Memo Stacker

This app helps you capture and organize your thoughts, ideas, and daily logs. It automatically stacks your entries chronologically, making it easy to look back on your past records through a visual timeline. Enjoy customizable features and secure data storage options.

Highlights
  • Timeline notes
  • Auto-organized by date
  • Habit tracking stats
  • Modern font customization
  • Dark mode support
  • iCloud Drive integration
  • Local data storage option
Features
Read full description

Stack your everyday life. A memo app for building up your thoughts like blocks. Memo Stacker is a memo app that makes “writing” and “looking back” as simple as possible. Ideas that come to you in the moment, diary entries, ToDos, life logs. Stack every kind of record like blocks and visualize your everyday life. “What was I thinking back then?” With Memo Stacker, you never have to wonder. By using iCloud Drive, which iOS users can use for free, Memo Stacker is designed so your data is not locked inside the app. If you use the same iCloud account, your data will not be lost when you change devices, and your important notes will remain even if you delete the app. Of course, your notes belong only to your account, so no one else, including the developer, can see them. Write: Start typing as soon as you open the app. Timestamps are added automatically. Stack: Notes are stacked chronologically and automatically organized by date. View: Browse your past records beautifully in a refined timeline format. ■ Timeline Format With No Organizing Needed Open the home screen and all your notes are arranged chronologically. No more creating folders or managing file names. Just swipe to instantly revisit your past self. ■ Automatically Organized Timeline View Notes are automatically organized by date. With intuitive navigation by year, month, and day, you can find records from years ago in an instant. ■ Stats That Reveal Your Habits See how much you have written through a heatmap. The joy of continuing to write helps support your habit. ■ Customization That Feels Like You Includes beautiful modern fonts and an eye-friendly dark mode. Because it is something you use every day, Memo Stacker is designed with care for both writing comfort and appearance. Even when using Local Mode without iCloud Drive: ■ Privacy and Backup You Can Trust Notes are stored only on your device with a local-first design. When changing devices, you can easily migrate your data to the cloud using your Google account. When using Memo Stacker on a MacBook, the optimized iPad version is available.

About

RapiMemo

Features
Read full description

RapiMemo - AI-Powered Memo Organizer In our busy daily lives, we want to quickly jot down ideas as they come to us. But organizing them later is such a hassle... RapiMemo solves this problem. <Key Features> ・Take Notes Freely  Text and voice input support  Record thoughts as they come  No format restrictions, complete freedom ・AI Auto-Organization  Automatic summarization with Google Gemini AI  Automatic genre-based tagging ・8-language support (Japanese, English, German, French, Spanish, Italian, Chinese, Korean) ・Easy to View and Search  Memos organized by tags ・Full-text search functionality  Side-by-side display of summaries and original memos ・Smart Notification System  Notifies you about unorganized memos <How to Use> ・Create Memos: Enter text in the input field at the bottom of the home screen, or use voice input ・AI Organization: Check unorganized memos in the review queue and execute AI summarization ・Review & Edit: Check generated summaries and tags, edit as needed ・Search & Browse: Search and browse memos organized by tags <Privacy & Security> Memo data is safely stored on your device AI processing requires explicit user consent <Use Cases> Learning: Automatically organize class and reading notes Work: Efficiently manage meeting notes and ideas Daily Life: Organize shopping lists and schedules Hobbies: Record book notes and movie reviews <Multi-Language Support> Not just Japanese, but also English, German, French, Spanish, Italian, Chinese, and Korean memos can be automatically summarized and tagged. Perfect for business trips, studying abroad, and multilingual learning. Why not change your note-taking habits with RapiMemo? Let AI organize your thoughts and create more creative time for you.

Screenshots

Memo Stacker4 screens
RapiMemo1 screens

Verdict

The call

The clearest difference is in-app purchases: RapiMemo at none against Memo Stacker's 2. RapiMemo also leads on ads (none vs shown). Memo Stacker's advantage is iOS requirement (16.4 vs 18.0). On price 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Memo Stacker sells 2 in-app purchases, starting at $2.99 per month. RapiMemo asks for nothing beyond the download.

Scorecard3 real differences · 5 level
Memo Stacker versus RapiMemo: the parameters behind the verdict, then further details
ParameterMemo StackerRapiMemo
PriceFreeFree
Positive reviews100.0% of reviews—
Update frequencyEvery 2 weeks—
AdsYesNo — better
In-app purchasesYesNo — better
MonetizationFree with in-app purchases—
DevicesiPhone, iPad — betteriPhone
Requires iOS16.4 — better18.0
Further details — not scored
Size90 MB1 MB
Age rating4+4+
DeveloperTrivial Venturesyuta tabane

In-app purchases

2 purchases

Memo Stacker

Subscriptions1
  • Pro plan Monthly$2.991 Month
One-time1
  • Remove Ads$2.99
None

RapiMemo

No in-app purchases

Questions

Is Memo Stacker free?
Memo Stacker is free to download, with in-app purchases available.
Is RapiMemo free?
RapiMemo is free to download, with no in-app purchases.
Do Memo Stacker or RapiMemo have ads?
Memo Stacker shows ads; RapiMemo does not.

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