SP Neuron is a clean, fast mind-mapping and outliner built for the way you actually think. Drop ideas onto an endless canvas, connect them, and let your thoughts organize themselves.
Key features:
- Infinite canvas — pan and zoom freely, with no limit on how large your map grows.
- Node cards — each one holds your thoughts; drag to rearrange, pinch to zoom.
- Smart connections — link nodes to make relationships clear at a glance.
- Built-in outline sidebar — jump to any node and fly to it smoothly with a single tap.
- iCloud sync — your maps stay in sync across iPhone and iPad, with full offline editing that resumes the moment you're back online.
- 7-language built-in manual — English, German, French, Japanese, Korean, Simplified and Traditional Chinese, ready the first time you open the app.
- Liquid Glass design — crafted for iOS 26 with a fluid, native feel.
- Dark mode — easy on the eyes, day or night.
- Command palette — reach power actions with a keystroke.
Whether you're planning a project, studying, or capturing a sudden burst of ideas, SP Neuron keeps it all in one calm, beautiful space.
Privacy: SP Neuron does not collect any personal data. Your maps are stored only on your device and in your own iCloud container. There are no third-party trackers or ads, and you can delete your data or stop syncing at any time.
Ratings & Reviews
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Neuron 1.4
New
- User Manual: a complete in-app manual in 7 languages, following your system language.
- Third-Party AI Prompt: long-press New Project in the filmstrip to copy a ready-made AI prompt, then bring the generated outline back in.
- Import Outline as New Project: long-press New Project and choose Import to create a project from a .txt outline, named after the file.
- iPad Toolbar: new Outline button; Command Palette and Search grouped into one pill; Quick Edit, Multi-select and Move grouped together.
- Outline Images: multiple images and image stacks now expand into a grid (up to 4 per row), loaded at display size, no mix-ups when zooming.
Improved
- Camera is remembered: leaving a project now saves canvas position and zoom even when nothing was changed.
- .txt Outline Import: all nodes expand, notes open for the nodes that have them, and everything is laid out in the current arrange style.
- Purchases & Activation: fixed no response when tapping Buy on a bad network, staying activated after signing out of a test account, and silent verification failures; no more unactivated flash at launch.
- Long Titles: fixed the scrolling title pushing the checkbox and +/− buttons out of the card.
- Outline Image Nodes: no title or note editing fields, matching Mac.
- Unified iPad toolbar spacing.
Version 1.4
The developer, 余 杨, indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy .
Data Not Collected
The developer does not collect any data from this app.
Privacy practices may vary based, for example, on the features you use or your age. Learn More
Accessibility
The developer has not yet indicated which accessibility features this app supports. Learn More
Information
Provider
余 杨
Size
5.7 MB
Category
Productivity
Compatibility
Requires iOS 26.0 or later.
iPhone Requires iOS 26.0 or later.
iPad Requires iPadOS 26.0 or later.
Apple Vision Requires visionOS 26.0 or later.
Languages
English and 6 more
English, French, German, Japanese, Korean, Simplified Chinese, Traditional Chinese