SimpleMind vs Similar Plus
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
SimpleMind
Organize your thoughts, capture ideas, and generate new concepts with this intuitive mind mapping tool. Create unlimited mind maps, customize their appearance, and add rich content like notes, images, and links. Share your maps in various formats or sync them across devices.
- Unlimited mind map creation
- Customizable appearance and style sheets
- Add notes, images, icons, and links
- Collapse/expand branches and outline view
- Free-form layout and auto layouts
- Export in PDF, Image, and OPML formats
- Sync across devices via cloud services
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Mind mapping helps you organize your thoughts, remember information and generate new ideas. We've created a beautiful, intuitive app, so you can mind map wherever you are and whenever you want. ○ Free Functionality Everything you need to get started with mind mapping • Easy to use. • Create as many Mind Maps as you want. • Change the overall appearance by selecting one of the many style sheets. • Add notes. • Collapse and expand branches. • Outline view. • Brainstorm. • Continuously fine-tuned based on customer feedback. • Upgrade to Pro functionality is a one-time purchase, not a subscription. Private by Design • No ads. • No tracking. • No need to sign up for an account. • We do not have access to your Mind Maps. ○ Pro Functionality Create • Place topics anywhere you want in the free-form layout. • Use various auto layouts. • Reorganize and restructure topics. • Connect any two topics with a crosslink. • Label relations. Tools to help you maintain overview • Collapse and expand branches. • Block out distractions with autofocus. • Visually group topics with group borders. • Outline view. • Search and filter. Enrich your Mind Map • Images and photos. • Notes. • Icons. • Link to a mind map, contact, file or webpage. • Checkboxes. Style your mind map • Change the overall appearance by selecting one of the many style sheets. • Create your own style sheets. • Style every detail, exactly how you want it. Share Mind Maps • PDF, Image and more. • Outline text. • Create a slideshow to present your Mind Map (tablet only). • Print. • Exchange as OPML, for example with AI apps. Safely store and sync your Mind Maps • You control where your Mind Maps are stored. • Sync Mind Maps across devices using iCloud, Dropbox or other clouds. • SimpleMind is designed to open your Mind Maps across platforms. • SimpleMind for Mac, and companion apps for other platforms, are sold separately.
Similar Plus
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Secure offline PDF, Docx, Xlsx, Pptx & Text Compare, Export with Advanced Clipboard Management - Ad-Free Google's Gemini AI as a collaborative assistant. Similar Plus offers robust local file comparison, powerful multi-clipboard storage, and easy text editing, all while keeping your documents securely on your device – no internet uploads required. UNRIVALED OFFLINE DOCUMENT PROCESSING Similar Plus turns your device into a powerful, secure analysis tool. •Deep PDF & Office Extraction: Go beyond simple text. Our built-in engine locally extracts content from PDF, Word, Excel, and PowerPoint files. Your documents are never uploaded. •Fast, Private, & Secure: By processing everything offline, we guarantee your sensitive data remains on your device. It's the perfect solution for confidential work. •AI & RAG Optimized: The extracted text is clean and well-structured, making it ideal for use with AI models to build powerful, accurate Retrieval-Augmented Generation (RAG) engines. Key Features: * Compare Files & Clipboard: Analyze differences between two PDFs, text files, or pasted clipboard content. * Side-by-Side Visual Comparison: View differences clearly and sync scrolling to identical content sections. * Secure Offline PDF Processing: Our built-in PDF processor extracts text locally on your device. * Convert PDF to Text: Easily save PDF content as editable text files. * Convert Office Document (Word, Excel, PowerPoint) to Text: Easily save content as editable text files. * Advanced Multi-Clipboard: * Store up to 30 persistent clipboard entries. * Easily save, edit, shortcuts, assign and load clipboard data. Improvement: * Support PDF 1.3 to 2.0 and multi-character sets. Performance may vary with other PDF versions or complex layouts/languages. * We are committed to improving Similar Plus! Please contact us via (support@thinkwider.co) if you encounter any issues or have suggestions. We apologize for any inconvenience these limitations may cause and appreciate your understanding. Terms of Use: [Standard Apple Terms of Use (EULA)] https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Screenshots
Verdict
The clearest difference is price: SimpleMind at Free against Similar Plus's $149.99. Similar Plus's advantage is in-app purchases (none vs 1) and update cadence (every 11 days vs every 2 months). On 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
SimpleMind is free to download; Similar Plus costs $149.99 up front. SimpleMind sells 1 one-off in-app purchase. Similar Plus asks for nothing beyond the download.
SimpleMind ships an update every 2 months, Similar Plus every 11 days. The most recent releases landed on November 1, 2026 and October 27, 2026 respectively.
| Parameter | SimpleMind | Similar Plus |
|---|---|---|
| Price | Free — better | $149.99 |
| Rating | 4.5 (981 ratings) — better | — |
| Positive reviews | 77.2% of reviews | — |
| Number of ratings | 981 — better | — |
| Update frequency | Every 2 months | Every 11 days — better |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod, Mac — better |
| Requires iOS | 15.0 | 13.0 — better |
| Further details — not scored | ||
| Size | 36 MB | 21 MB |
| Age rating | +4 | 4+ |
| Developer | xpt Software & Consulting B.V. | Thinkwider CO., LTD. |
Bugs and requests
SimpleMind
Reported bugs
2 issues- Maps disappearing after device resets
- Inability to import/export certain file formats
Requested features
4 requests- Improved syncing and cloud integration
- More customization options for appearance and layout
- Keyboard shortcuts and power user features
- Better support for Apple Pencil and handwriting
Similar Plus
Not enough reviews yet to summarise bugs or requests.
In-app purchases
SimpleMind
- Unlock Pro Functionality$10.99
Similar Plus
No in-app purchases









