Using AI models with user data requires extra care: make sure you remove personal identifiers such as phone numbers and email addresses first. This simple tool helps you quickly anonymize text before sending it to neural networks or third‑party services.

Text anonymizer

Paste any text — the script will remove email addresses and phone numbers using regular expressions.

Source text
Result (phones and emails removed)
Waiting for text…
Text Anonymization: Protecting Personal Data When Working with AI
  • In the modern world of artificial intelligence and machine learning, it is extremely important to protect users' confidential information.
  • Our text anonymization tool helps quickly and efficiently remove personal data before sending documents to neural networks, language models, or third-party text processing services.
Removing Email Addresses from Text
  • Email addresses are one of the most common forms of personal identifiers.
  • Our anonymizer automatically finds and removes all email addresses from your text, regardless of their format:
    • Standard addresses like example@domain.com
    • Addresses with subdomains
    • Corporate emails
    • Other variations
  • The tool uses advanced regular expressions for accurate email recognition, ensuring complete removal of contact information.
Removing Phone Numbers from Documents
  • Phone numbers can be presented in various formats:
    1. With country codes
    2. With dashes
    3. With parentheses
    4. With spaces
    5. Without formatting
  • Our text anonymization service recognizes and removes phone numbers in all popular recording formats.
  • This is especially important when processing:
    • Corporate documents
    • Conversation transcripts
    • Customer databases
    • Any other textual materials containing contact information
Safe Work with AI Models
  1. Before sending text to ChatGPT, Claude, Gemini, or other language models, it is important to ensure that you are not transferring personal data to third parties.
  2. Our anonymization tool allows you to quickly prepare documents for safe analysis by neural networks.
  3. This is critically important for:
    • Companies working with confidential information
    • Medical institutions
    • Law firms
    • Any organizations complying with GDPR, FZ-152, and other personal data protection regulations
Advantages of Our Anonymizer
  1. The tool works entirely in the browser—all data is processed locally on your device, without sending to a server.
  2. This guarantees maximum confidentiality and security.
  3. You can use our anonymization service for free and without restrictions to process documents of any volume.
  4. The interface is simple and intuitive:
    • Just paste the text
    • Press a button
    • In an instant you'll receive a result cleared of personal data
Flexible Anonymization Settings
  • You can independently choose which types of data to remove:
    1. Only email addresses
    2. Only phone numbers
    3. Both types simultaneously
  • This gives you full control over the text processing process.
  • After anonymization, you see detailed statistics:
    • How many email addresses were removed
    • How many phone numbers
    • What volume of text was processed
  • The result can be copied with one click for further use.
Applications in Various Fields
  • Our tool for removing personal data from text finds application in many scenarios:
    1. Processing corporate correspondence before analysis
    2. Preparing data for training AI models
    3. Anonymizing interview and recording transcripts
    4. Cleaning text databases of contact information
    5. Preparing documents for publication without disclosing personal data of employees or clients
  • Regardless of your task, the anonymizer will help quickly and effectively protect confidentiality.
Compliance with Data Protection Requirements
  1. Using a text anonymization tool is an important step in complying with personal data protection legislation requirements.
  2. Various regulations require measures to protect confidential information:
    • GDPR (General Data Protection Regulation)
    • Russian FZ-152 "On Personal Data"
    • Other regional and international regulations
  3. Removing email addresses and phone numbers before transferring data to third parties or processing in AI systems helps:
    • Minimize risks of personal data leakage
    • Comply with legal requirements
    • Protect user privacy
How to Use the Tool
  1. Start using our free text anonymization tool right now.
  2. Simply paste your document into the form above.
  3. Select the types of data to remove.
  4. Get safe text ready for working with AI models or publication.