Comparison

BulletsMind vs Simple Double Memo

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

Head to head
About

BulletsMind

This app helps you organize ideas and information using a hierarchical bulleted note system. It combines the usability of mind mapping with outline processing, supporting features like coloring, task management, and link insertion. Export your outlines or sync them across devices.

Highlights
  • Hierarchical bulleted notes
  • Intuitive operability
  • Rich expression with coloring
  • To-do management with progress rates
  • Link insertion for reference sites
  • Export and share outlines
  • Multi-device sync via Google Drive
Features
Read full description

A simple and easy-to-use outline processor. You can create hierarchical bulleted notes. Bullets Mind works fast and helps you organize your ideas and information. It applies the usability of the mind map application to the outline processor. For example, it is used in the following situations. * Notes for organizing ideas * Organize information with bullet points * Creating a table of contents * Report creation * Writing papers * Proposal creation * Task management * Goal management In addition to this, there are reports of various uses because it can be used for anything to manage outlines. If you are looking for an outline organization or memo writing tool, please try it once. It is also ideal for those who want a vertical mind map when creating a mind map on a smartphone. # Features * Intuitive operability Ease of use is the most important thing for simple functions. It operates quickly and can be used intuitively for editing. * Rich expression It also supports coloring and can be expressed to your liking. * To-do management You can insert the progress rate for each topic and use it for ToDo management. * Link Links can be inserted for each topic, which is convenient when you want to manage reference sites. * Detailed note function You can insert detailed explanations for each topic, so you can create sentences while organizing the outline with bullet points. * Ready to use You can use it immediately without registering an account. * Export and share You can export the created outline information and share it or edit it on your PC. * Multi-Device Support Sync seamlessly across multiple devices via Google Drive. * Dark theme support Since it supports a dark theme, it is also ideal for use at night.

About

Simple Double Memo

This app allows you to write and manage two memos simultaneously on a single screen, either stacked vertically or side-by-side horizontally. It automatically adjusts the layout based on your device's orientation, making it ideal for comparisons or managing multiple ideas.

Highlights
  • Two-panel memo structure (vertical & horizontal)
  • Automatic layout switching with screen rotation
  • Save memos with titles and update dates
  • Edit, delete, and reorder memos
  • Search function for titles and content
  • No ads or in-app purchases
Features
Read full description

"This app is a simple and easy-to-use new style memo app, allowing you to write two memos side by side either vertically or horizontally. Use it as an idea notebook, comparison notes, or manage two themes — how you use it is up to you. In portrait mode, the layout switches automatically to two stacked memos, and in landscape, two memos side by side. Just tilt your iPhone or iPad and both memos will be displayed naturally and clearly. Experience the convenience of handling two memos in parallel on one screen! [Main features] * Two-panel memo structure (vertical & horizontal) Shows Memo 1 and Memo 2 stacked vertically in portrait and side-by-side in landscape, switching automatically with screen rotation. * Save memos with titles Each memo saves a title and texts for top (left) and bottom (right) sections, automatically added to list. Update dates are recorded for easy review. * Edit, delete, reorder Tap to edit any memo, swipe to delete, drag & drop to reorder. Also use the Edit button at top-left for reordering and deletion. * Search function Search keywords in titles and memo contents to quickly find what you need. * No ads & one-time purchase This is a paid, no ads app with no in-app purchases or subscriptions for distraction-free memo-taking. [How to use] 1. Add a memo Tap the "+" button at screen bottom right, input title and contents, then save with "Done". 2. Edit, delete, reorder memos Tap a saved memo to edit and update, swipe to delete, drag & drop to reorder, or use "Edit" button. 3. Search memos Type keywords in the search bar at the top to instantly list relevant memos. Ideal as an idea notebook, comparison notes, or to organize content from two perspectives. Make the most of the two-panel layout with your own style. *Note: This is a paid app with no ads."

Screenshots

BulletsMind4 screens
Simple Double Memo4 screens

Verdict

The call

The clearest difference is price: BulletsMind at Free against Simple Double Memo's $2.99. BulletsMind also leads on update cadence (every 3 weeks vs every 4 months) and iOS requirement (15.6 vs 17.6). Simple Double Memo's advantage is in-app purchases (none vs 2). On review sentiment, ads 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

BulletsMind is free to download; Simple Double Memo costs $2.99 up front. BulletsMind sells 2 in-app purchases, starting at $1.49 per month. Simple Double Memo asks for nothing beyond the download.

UpkeepUpdate frequency

BulletsMind ships an update every 3 weeks, Simple Double Memo every 4 months. The most recent releases landed on October 27, 2026 and October 28, 2026 respectively.

Scorecard5 real differences · 5 level
BulletsMind versus Simple Double Memo: the parameters behind the verdict, then further details
ParameterBulletsMindSimple Double Memo
PriceFree — better$2.99
Rating5.0 (1 ratings) — better—
Positive reviews100.0% of reviews100.0% of reviews
Number of ratings1 — better—
Update frequencyEvery 3 weeks — betterEvery 4 months
AdsNoNo
In-app purchasesYesNo — better
MonetizationFreemium — betterPaid
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS15.6 — better17.6
Further details — not scored
Size48 MB3 MB
Age rating4+4+
DeveloperYUKI TANAIKEShun Isayama

Customer experience

BulletsMind

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews15 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

Simple Double Memo

Written reviews1 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

2 purchases

BulletsMind

Subscriptions2
  • BulletsMind Pro Version Monthly$1.491 Month
  • BulletsMind Pro Version Annual$12.991 Year
None

Simple Double Memo

No in-app purchases

Questions

Is BulletsMind free?
BulletsMind is free to download, with in-app purchases available.
Is Simple Double Memo free?
Simple Double Memo costs $2.99, with no in-app purchases.
Do BulletsMind or Simple Double Memo have ads?
Neither BulletsMind nor Simple Double Memo shows ads.
Which is updated more often, BulletsMind or Simple Double Memo?
BulletsMind ships an update every 3 weeks, and Simple Double Memo every 4 months. Most recently, BulletsMind was updated on October 27, 2026 and Simple Double Memo on October 28, 2026.

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