Speech-to-Text

anonym.legal vs AssemblyAI

AssemblyAI is a speech-to-text platform with PII redaction capabilities for audio transcripts, supporting US and EU regions. anonym.legal is a PII anonymization platform for text with reversible encryption, 285+ entity types, and user-level tools for transforming data before sharing with AI.

Feature Comparison

Featureanonym.legalAssemblyAI
PII DetectionYesYes
PII Redaction/AnonymizationYesYes
Input TypeYesAudio → Transcript
Reversible EncryptionAES-256-GCMNot found
Entity Types285+Not documented
Languages SupportedYesNot documented
REST APIYesYes
MCP ServerYesNot found
Chrome ExtensionYesNot found
Office Add-inYesNot found
Desktop AppYesNot found
EU Data ResidencyGermany (Hetzner)Yes
Free TierYesNot documented
Starting PriceFree / €3/moPay-per-use
Zero-Knowledge AuthYesNot found

Comparison based on publicly available information. "Not found" indicates feature not documented on product page. Last updated February 2026.

Why Choose anonym.legal

285+ entity types with multi-language support

48 languages for PII detection

Reversible encryption (AES-256-GCM)

Chrome Extension for ChatGPT/Claude

Office Add-in for Word/Excel

MCP Server for AI agents

EU data residency (Germany)

Frequently Asked Questions

What is the main difference between AssemblyAI and anonym.legal?

AssemblyAI is a speech-to-text platform that can redact PII from audio transcripts. anonym.legal is a text-focused PII anonymization platform with reversible encryption and end-user tools for documents and AI chat workflows.

Can I use both solutions together?

Yes. You can use AssemblyAI to transcribe audio and then use anonym.legal to further process the text with additional entity types, reversible encryption, or before sharing with AI tools.

Does AssemblyAI handle text documents?

AssemblyAI is designed for audio-to-text workflows. For direct text processing, documents, or chat-based anonymization, anonym.legal is the appropriate solution.

Which solution has better language support?

anonym.legal supports 48 languages for PII detection. AssemblyAI's PII language support is not documented in their public product pages.

Which is more cost-effective for text processing?

For text-only workflows, anonym.legal offers transparent pricing starting at €3/month with a free tier. AssemblyAI's pricing is based on audio transcription minutes.

Does anonym.legal offer zero-knowledge authentication?

Yes. anonym.legal uses zero-knowledge authentication with Argon2id and HKDF. Your password is processed on your device — only a mathematical proof is sent to the server, never the actual password.

Try anonym.legal Free

Start protecting sensitive data today with 285+ entity types, 48 languages, and reversible encryption.