By George Curta · Last updated 2026-05-28
anonym.legal vs Protecto
Protecto is a Data Privacy Vault with tokenization and masking for GenAI use cases. anonym.legal is a PII detection and anonymization platform with multiple delivery methods: API, Desktop App, Chrome Extension, Office Add-in, and MCP Server.
Learn more about Protecto
Feature Comparison
| Feature | anonym.legal | Protecto |
|---|---|---|
| Primary Focus | PII Anonymization | Privacy Vault / Tokenization |
| Pricing | Free to €29/mo | Enterprise (contact sales) |
| Free Tier | Yes | Not found |
| PII Detection | Yes | Check |
| Entity Types | 285+ | Unknown |
| Language Support | 48 languages | Unknown |
| Tokenization | Yes | Check |
| Reversible Encryption | AES-256-GCM | Check |
| Chrome Extension | Yes | Not found |
| MCP Server (AI Tools) | Yes | Not found |
| Office Add-in | Yes | Not found |
| Desktop App | Yes | Not found |
| REST API | Yes | Check |
| GenAI Security | Yes | Check |
| Data Storage/Vault | Yes | Check |
| Zero-Knowledge Auth | Yes | Not found |
Comparison based on publicly available information. "Not found" indicates feature not documented on product page. Last updated February 2026.
Why Choose anonym.legal
Transparent Pricing
Free tier + €3-29/month plans with no sales calls. Protecto is enterprise-only with custom pricing.
Chrome Extension
Protect data before sending to ChatGPT, Claude, or other AI tools directly in your browser.
MCP Server
Native AI tool integration via Model Context Protocol. Build privacy-first AI workflows with Claude Desktop.
Office Add-in
Anonymize directly in Microsoft Word. No export/import workflow needed.
285+ Entity Types
Country-specific IDs (German Personalausweis, French INSEE, UK NIN) with checksum validation.
EU Data Residency
Data processed in Germany (Hetzner). No US Cloud Act exposure. Guaranteed EU jurisdiction.
Zero-Knowledge Security
Your password never leaves your device. Even if our servers were breached, your credentials remain safe.
When Protecto Might Be Better
Protecto excels as a privacy vault solution:
- Centralized data vault: Store and tokenize sensitive data in a single secure location
- LLM data protection: Purpose-built for protecting data sent to LLMs and AI agents
- Healthcare compliance: Claims HIPAA/GDPR/PCI compliance with vault architecture
- Data minimization: Zero-trust vault approach for sensitive data storage
Frequently Asked Questions
What's the difference between anonym.legal and Protecto?
anonym.legal focuses on PII detection and anonymization with multiple interfaces (API, Desktop, Chrome Extension, Office Add-in, MCP Server). Protecto is a privacy vault that stores and tokenizes data you send to it. anonym.legal processes in memory and returns results; Protecto stores data centrally.
Does Protecto have a free tier?
No. Protecto is enterprise-only with custom pricing requiring sales calls. anonym.legal offers a permanent free tier with 200 tokens/month, plus transparent pricing from €3/month.
Can both protect AI/LLM workflows?
Yes. Both position themselves for GenAI security. anonym.legal's Chrome Extension provides browser-level protection, while Protecto's vault approach tokenizes data before sending to LLMs. Different architectures for similar goals.
Does anonym.legal store my data?
No. anonym.legal processes data in memory and returns anonymized output. No data is stored on our servers. Protecto, as a privacy vault, is designed to store tokenized data centrally.
What delivery methods does anonym.legal offer?
anonym.legal offers 5 delivery methods: REST API, Desktop App, Chrome Extension, Office Add-in, and MCP Server. Documentation for browser extensions, desktop apps, or office integrations was not found on Protecto's product page.
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
Multiple interfaces. No data storage. Start with 200 free tokens today.
About this page
We update this page when our platform or the law changes.
Read our founder note for how we work.
Each change shows up in the timestamp at the top.
Related reading
- Common questions
- Glossary
- How tokens work
- Security posture
- Where we comply
- What we detect
- Case studies
- Release notes
We follow these rules
- GDPR (EU 2016/679).
- ISO/IEC 27001:2022.
- NIS2 (EU 2022/2555).
- HIPAA safe harbor under 45 CFR § 164.514(b)(2).
Our promise
We do not sell your data.
We do not train models on your text.
We store your files in Germany.
You can delete your account at any time.
You own your work.
Where we run
Our servers live in Falkenstein, Germany.
We use Hetzner. They hold ISO 27001 certification.
All data stays in the EU.
Backups run every day.
Need help?
Email support@anonym.legal.
We reply within one business day.
How we test
We run a full check suite on every release.
Each surface gets its own sweep script and report.
Human reviewers spot-check the output each week.
We track recall and precision on a labelled set.
Bad runs block the deploy.
What we never do
- We never sell your information to third parties.
- We never train models on what you upload.
- We never keep your work after you delete it.
- We never share keys with any outside firm.
- We never run ads inside the product.
Plans in plain words
We sell credits, not seats.
One credit covers one short job.
Long jobs use a few credits each.
You can top up at any time.
Unused credits roll over each month.
Read the plans page for current rates.
Who built this
A small team of engineers and lawyers built this.
We ship from Europe and work in the open.
Our founder note spells out why we started.
Where to start
- Open the web app and try a sample file.
- Learn how credits get counted.
- See current plans and limits.
- Meet the team behind the product.
How the parts fit
A browser add-on cleans text inside Chrome.
A Word plug-in handles drafts in Office.
A small desktop tool works on whole folders.
An agent protocol link feeds large models safely.
All four share one core engine and one rule set.
Words from our team
We started this work after a lunch about cookies.
One friend kept getting odd ads on her phone.
We asked why a court file leaked through a draft.
We sketched the first build on a napkin that week.
By month three we had a tiny demo for a friend.
She used it on her first case the next day.
Common questions we hear
Can the tool read scanned PDFs? Yes, with OCR.
Does it work on long files? Yes, in small chunks.
Can I roll my own rule set? Yes, save it as a preset.
Does it run offline? The desktop build runs offline.
Do you keep my files? No, the cloud build wipes after each run.
Will it learn from my work? No, we never train on inputs.
A short tour of the workflow
Upload a file or paste a snippet of prose.
Pick the entities you want gone from the draft.
Choose a method: replace, mask, hash, encrypt, or redact.
Press run and watch the side panel show each hit.
Skim the result and tweak any rule that misfired.
Save the cleaned file or send it to a teammate.