open-source
anonym.digital vs Hugging Face NER
Side-by-side comparison of PII anonymization capabilities, updated March 2026.
Feature Comparison
| Feature | anonym.digital | Hugging Face NER |
|---|---|---|
| Entity Types | 285+ | 4–18 (per model) |
| Languages | 48 | 100 |
| Detection | Hybrid (spaCy + Stanza + XLM-RoBERTa + regex) | Transformer NER (BERT, RoBERTa, XLM-R, DeBERTa) |
| Methods | Replace, Mask, Redact, Hash, Encrypt, Custom | N/A |
| Deployment | Web, Desktop, Office, Chrome, MCP, API, LibreOffice | Python library, Inference API, Docker |
| File Formats | Text, PDF, DOCX, XLSX, CSV, Images, JSON | Text |
| Compliance | GDPR, HIPAA, CCPA, FOIA, PCI-DSS, ISO 27001 | None listed |
| Air-Gap | Yes (Desktop App) | Yes |
| Pricing | Free tier (200 tokens/mo) | Free ($0 (Pro $9/mo)) |
| Zero-Knowledge | Yes (Argon2id + AES-256-GCM) | No |
Hugging Face NER Strengths
- Largest NER model selection (5,000+)
- State-of-the-art accuracy
- 100+ languages via multilingual models
- Active community and model cards
Hugging Face NER Limitations
- NER only — zero anonymization capability
- Models vary wildly in quality
- No standardized PII entity taxonomy
- Requires ML expertise to select/fine-tune
- Heavy compute requirements (GPU recommended)
Why Choose anonym.digital
- 285+ entity types vs 4–18 (per model)
- 48 languages vs 100
- 7 platforms (Web, Desktop, Office, Chrome, LibreOffice, MCP, API)
- Zero-knowledge encryption — vendor cannot access your data
- Free tier available — no credit card required