By George Curta · Last updated 2026-05-19
anonym.legal vs Aporia Guardrails
Aporia Guardrails provides GenAI guardrails with a PII policy that detects presence of PII in user messages or assistant responses. anonym.legal is a dedicated PII anonymization platform with 285+ entity types, reversible encryption, and multiple interfaces.
Learn more about Aporia Guardrails
Feature Comparison
| Feature | anonym.legal | Aporia Guardrails |
|---|---|---|
| Primary Focus | PII Anonymization | GenAI Guardrails |
| Pricing | Free to €29/mo | Not found |
| Free Tier | Yes | Not found |
| PII Detection | Yes | Yes |
| PII Redaction/Masking | Yes | Not found |
| Reversible Encryption | AES-256-GCM | Not found |
| Entity Types | 285+ | Not specified |
| Language Support | 48 languages | Not specified |
| REST API | Yes | Not found |
| Chrome Extension | Yes | Not found |
| MCP Server (AI Tools) | Yes | Not found |
| Office Add-in | Yes | Not found |
| Desktop App | Yes | Not found |
| GenAI Security Gateway | No | Yes |
| 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
Reversible Encryption
AES-256-GCM encryption with your keys. Decrypt when needed for audits, court orders, or compliance reviews.
285+ Entity Types
Detect PII across healthcare, financial, legal, and personal data categories with checksum validation for IDs.
Chrome Extension
Protect data before sending to ChatGPT, Claude, or Gemini. Browser-level anonymization for AI workflows.
MCP Server
Native integration with Claude Desktop via Model Context Protocol. Build privacy-first AI workflows.
48 Languages
Multi-language entity recognition with country-specific ID validation. Global coverage for international documents.
Transparent Pricing
Free tier + €3-29/month plans with no sales calls required. Know your costs upfront.
Zero-Knowledge Security
Your password never leaves your device. Even if our servers were breached, your credentials remain safe.
When Aporia Guardrails Might Be Better
Aporia excels in broader GenAI guardrails scenarios:
- Multiple guardrails policies: PII detection as part of broader guardrails platform with multiple policy types
- Response monitoring: Detect PII in both user messages and assistant responses
- ML model monitoring: Broader platform for ML model observability and validation
- Unified guardrails: Single platform for multiple AI safety policies
Frequently Asked Questions
What's the difference between anonym.legal and Aporia Guardrails?
anonym.legal is a dedicated PII anonymization platform with 285+ entity types and multiple interfaces (API, Desktop, Chrome Extension, Office Add-in, MCP Server). Aporia Guardrails is a GenAI guardrails platform where PII detection is one policy among many. Different focus areas.
Does Aporia redact or just detect PII?
Based on Aporia's documentation, their PII policy detects presence of PII. Documentation for PII redaction/masking was not found. anonym.legal provides full detection, masking, redaction, hashing, and reversible encryption.
Does anonym.legal support reversible encryption?
Yes. anonym.legal provides AES-256-GCM reversible encryption. You can decrypt anonymized data when legally required. Reversible encryption documentation was not found on Aporia's guardrails page.
Which has better entity coverage?
anonym.legal supports 285+ entity types with checksum validation across healthcare, financial, legal, and personal data categories. Aporia's entity type coverage is not publicly specified on their documentation.
Which has better language support?
anonym.legal supports 48 languages with country-specific ID validation. Aporia's language support for PII detection is not publicly specified.
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
Reversible encryption. 285+ entity types. Multiple interfaces. 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.