A simple React-based tool to compare the performance and features of various OCR (Optical Character Recognition) models, both free and paid. Built to assist developers and researchers in evaluating the best OCR solution for their needs.
| Model | Type | Tier | Platform |
|---|---|---|---|
| Tesseract | Open-source OCR | Free | Local/Offline |
| Mistral OCR | Proprietary | Paid | API/Cloud |
| Gemini 1.5 | LLM + Vision | Free | Google AI |
| Gemini 2.5 | LLM + Vision | Paid | Google AI |
- Upload or paste an image
- Choose an OCR engine (Tesseract, Gemini, Mistral)
- View extracted text in real-time
- Compare side-by-side outputs
- Display performance metrics (accuracy, speed)
- Custom prompt testing for Gemini-based models
| Metric | Description |
|---|---|
| Accuracy | Correctness of extracted text |
| Speed | Time taken to complete OCR |
| Pricing | Free vs paid features and limits |
| Ease of Use | Integration effort, setup simplicity |
| Offline Use | Whether model can run without internet |
- Frontend: React (Vite or CRA)
- Styling: Tailwind CSS / plain CSS
- OCR Engines: Tesseract (local), Gemini 1.5 & 2.5 (API), Mistral (API)
- Optional Backend: Node.js or Flask for offline Tesseract processing