小黑 OmniBox vs 脑花
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
小黑 OmniBox
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【Product Introduction】 In the era of information explosion, have you ever been caught in the dilemma of "endless collecting, never processing"? Xiaohei OmniBox is an AI-powered one-stop knowledge management tool, dedicated to breaking the predicament of information fragmentation and building a complete closed loop for you from collection, organization, application to sharing. We only want to do three things: simplicity, simplicity, and simplicity above all. 【App Features】 The App is still in a very early stage, currently supporting cloud file viewing, knowledge base Q&A, and task completion notifications. 【Web Version Features】 1. Seamless Multi-source Collection, All Content Storable Whole-web Collection: Save the full text of web pages with one click via mobile link sharing or browser extensions, which are automatically parsed into editable documents. Multi-format Upload: Upload local documents, images, audio and video files; AI automatically transcribes and parses them to realize unified management of local and online resources. WeChat Assistant: Instantly save text, voice, video and links once sent, achieving seamless connection between social scenarios and knowledge management. 2. In-depth AI-driven, Knowledge at Your Fingertips Intelligent Automatic Organization: AI automatically extracts abstracts and adds tags to content, putting an end to the trouble of manual classification once and for all. AI Q&A Based on Private Knowledge Base: No more generic answers. OmniBox can reference content from your personal library for creation and Q&A, ensuring accurate and reliable information sources—it knows you better than online search. Intelligent Semantic Search: Forgot the keywords? No problem. It supports fuzzy search and semantic understanding, allowing you to retrieve relevant documents by inputting fragmented memories. 3. Collaboration & Sharing, Empower Knowledge Flow Multi-device Synchronization: Real-time data synchronization across mobile terminals, web terminals and other platforms. Flexible Sharing: Support creating private/public sharing links, with customizable validity periods and passwords to ensure information security. Team Space: Invite members to join the space to realize collaborative document creation and efficient teamwork. 4. Geek-friendly, Infinite Possibilities iOS Shortcuts: Adapted to the Apple ecosystem, quickly initiate recording, text or document collection via shortcuts. Open API: Support developers to customize automated workflows according to their own scenarios. 【Why Choose OmniBox?】 Different from traditional note-taking apps, Xiaohei OmniBox is more than just a storage container—it is your second brain. Powered by leading AI technology, it can understand your documents, answer your questions, and make every piece of fragmented information play its role in your knowledge system.
脑花
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LUCY turns AI from thinking into doing. LUCY is not just another AI chat tool. It is an AI team that understands you, orchestrates powerful capabilities, and gets real work done for you. - Gets to know you better over time: LUCY has long-term memory, so you do not have to explain the same context over and over again. The more you use it, the better it understands your preferences, files, and ways of working — and the more tailored its results become. - Actually gets things done: Most AI tools answer questions. LUCY helps solve them. Once you confirm a plan, LUCY can continue moving the task forward with your authorization — operating webpages, running workflows, organizing results, and reporting back with progress and outcomes. - Turns experience into reusable Skills: The workflows, standards, and methods you build with LUCY can become your own dedicated Skills, ready to be called with a single sentence next time. And when you enter an unfamiliar field, LUCY can also call external expert Skills, helping you solve problems from a higher starting point. - 20+ leading AI models, available on demand: LUCY can call different model capabilities based on the task, helping you handle more complex understanding, reasoning, analysis, and judgment. Different problems go to the right intelligence — without you switching between tools. - Manages your digital assets: LUCY can connect to your personal devices and help manage photos, recordings, videos, documents, and other digital assets. Scattered files are no longer just stored away; they can be found, understood, and used when you need them. With LUCY, you can spend less time searching, organizing, copying, archiving, and chasing progress — and more time on the decisions, creativity, and life that matter most.
Screenshots
Verdict
The clearest difference is update cadence: 小黑 OmniBox at weekly against 脑花's every 6 weeks. 小黑 OmniBox also leads on iOS requirement (15.1 vs 17.0). On price, ads, in-app purchases 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
Both are free to download. 小黑 OmniBox sells 7 one-off in-app purchases and 脑花 sells 9 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.
小黑 OmniBox ships an update weekly, 脑花 every 6 weeks. The most recent releases landed on September 21, 2026 and September 18, 2026 respectively.
| Parameter | 小黑 OmniBox | 脑花 |
|---|---|---|
| Price | Free | Free |
| Update frequency | Weekly — better | Every 6 weeks |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Devices | iPhone, iPod — better | iPhone |
| Requires iOS | 15.1 — better | 17.0 |
| Further details — not scored | ||
| Size | 91 MB | 63 MB |
| Age rating | 4+ | 17+ |
| Developer | Hangzhou Xiaohei Intelligent Technology Co. Ltd | Cephalon Limited |
In-app purchases
小黑 OmniBox
- Add-ons3 variants$0.99
- Upgrade$0.99
- Upgrade$1.99
Show 4 moreShow fewer
- Upgrade$5.99
- Upgrade$8.99
- Upgrade2 variants$14.99
- Upgrade$59.99
脑花
- 7000 脑力值$0.99
- 28840 脑力值$5.99
- 50470 脑力值$9.99
Show 6 moreShow fewer
- 72100 脑力值$14.99
- 220500 脑力值$39.99
- 367500 脑力值$69.99
- 529200 脑力值$99.99
- 680400 脑力值$129.99
- 756000 脑力值$149.99









