| What it does | Search, visualize, curate, and label multimodal data for physical AI models
| AI-powered quiz generator that turns PDFs, images, and topics into shareable quizzes in seconds
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| Stage | Established
| Startup
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| Founded | 2018
| 2025
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| Based in | US
| DE
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| Pricing model | Paid
| Freemium
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| Pricing | Not given
| Free: 5 quiz generations/month, up to 10 questions/quiz. Bronze: $1.99/mo, 15 generations/month, up to 50 questions/quiz. Silver: $3.99/mo, 35 generations/month, up to 100 questions/quiz. Gold: $6.99/mo, 80 generations/month, up to 100 questions/quiz.
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| Key features | - Natural language search across datasets
- Synchronized multimodal playback with video, 3D, sensors, and maps
- Automated annotation quality assurance
- VLM-assisted labeling and active learning
- Agentic data work automation
- Model evaluation and failure pattern detection
- Dataset versioning and comparison
- Support for billions of samples
- Role-based access controls and SSO
| - AI quiz generation from multiple formats (PDF, images, Word documents, URLs, YouTube videos, text)
- Multiple question types (multiple choice, true/false, short answer, fill-in-the-blank)
- Flashcards with SM-2-based spaced repetition
- Share quizzes via link without requiring student login
- Per-student analytics and performance tracking
- Google Classroom integration
- Gamification with XP, streaks, and badges
- Printable exports (PDF, DOCX, Google Forms)
- AI Tutor for personalized explanations
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| What makes it different | - Unified platform keeps data iteration continuous across the entire workflow
- Search and curate across multimodal data types in one place
- Agentic workflows automate repetitive data tasks
- Built on open source FiftyOne toolkit
- Deployed in regulated industries with full compliance and governance controls
| - Free plan is genuinely useful with 5 quiz generations per month, not a limited trial
- AI-generated quizzes in seconds from any content type
- Built-in spaced repetition ensures long-term retention
- Data privacy by default—user uploads not used to train models
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| Community votes | 0 | 0 |
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| DR (Domain Rating by Ahrefs) | 70 ● no change since last check | 7 ▲ +1 (up) since last check |
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| Trust Flow (Majestic) | 23 | 3 |
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| Citation Flow (Majestic) | 47 | 26 |
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| Referring domains (Majestic) | 1128 | 28 |
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Voxel51
SimpleQuizMaker