IdeaMemo

IdeaMemo

A Lightweight Android Note‑Taking App

• IdeaMemo is a minimalist Android application designed for quick capture of ideas, thoughts, and sketches.

• The app emphasizes privacy, ease of use, and open‑source transparency while remaining completely free.

Key Features

1. Privacy‑First Architecture

• No intrusive permissions are required; the app never accesses contacts, location, or external storage without user consent.

• All notes are stored locally in an encrypted SQLite database.

• Optional synchronization can be enabled through a personal WebDAV server, giving users full control over where their data is backed up.

2. Simplicity and Clean Design

• Notes are organized by user‑defined #TAGs, allowing instant indexing and retrieval.

• Each note is a “card” that can contain mixed text, hand‑drawn sketches, and small images.

• The card format encourages concise entries; lengthy documents are better suited to dedicated word processors.

3. Flexible Review Tools

• Calendar View: Browse notes by date, seeing exactly what was captured on any given day.

• Heatmap: Visualize periods of high activity to identify creative peaks.

• Random Walk: Shuffle through notes for serendipitous rediscovery of past ideas.

4. Open‑Source Development

• The complete source code is hosted on GitHub (https://github.com/ldlywt/IdeaMemo).

• Developers can inspect, fork, or contribute to the project at any time, fostering community‑driven improvement.

5. Free and Fully Featured

• All functionalities are available without subscription, ads, or hidden fees.

• There is no premium tier; the app’s value is delivered entirely for free.

6. Continuous Updates

• The development team maintains an active release schedule, addressing bugs, improving performance, and adding minor enhancements based on user feedback.

Get Started

• Download IdeaMemo from the Google Play Store, create your first tagged card, and begin building a private, searchable repository of inspiration.

FAQ

Q: Is IdeaMemo really completely free to use?

A: Yes, absolutely! IdeaMemo is entirely free to download and use, with no hidden fees, paywalls, or subscription models. You get full access to every single feature right out of the box without ever having to worry about intrusive advertisements or premium tiers.

Q: How does IdeaMemo prioritize user privacy?

A: Privacy is built directly into the app's core design. IdeaMemo operates with a strict privacy-first mindset, meaning it never requests intrusive permissions such as access to your contacts, precise location, or external storage without your explicit consent. Your data stays entirely under your control at all times.

Q: Where are my notes stored, and are they secure?

A: All of your notes are saved locally on your Android device inside an encrypted SQLite database. This local-first architecture ensures that unauthorized apps or third parties cannot read your private thoughts, giving you peace of mind that your sensitive notes remain secure.

Version History

v3.1.1——19 Aug 2026

Capture the fleeting moments and sudden inspirations. Download the latest version of IdeaMemo to enjoy new features and updates immediately!

*3.1.1

修复侧边栏黑夜模式显示看不见的问题

*3.1.0

修改为左侧边栏模式

优化输入弹框的交互方式

*3.0.0

• 全新视觉交互：UI 大版本升级，采用悬浮圆角底部导航栏，优化了图标状态显示及 FAB 交互体验。

• 新增统计分析：上线笔记统计功能，数据分布与趋势一目了然。

• 局域网查看：支持通过电脑端浏览器直接查看手机笔记，实现轻量化跨端浏览。

• 多语言支持：新增多语言配置，首页标题及核心界面已适配国际化。

• 操作优化：整合首页顶部菜单，调整列表布局间距，提升大屏及手势操作顺滑度。