Text Sanitizer – Remove Invisible Characters

Free
Utility

Detect and remove invisible characters, zero-width spaces, BOM, control characters, and RTL marks. Protect your data and applications.

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Text Sanitizer

Example Texts

Character Types

Zero-Width

ZWSP, ZWNJ, ZWJ - Invisible characters that affect layout

Control Characters

NULL, SOH, STX - Non-printable ASCII control codes

BOM

Byte Order Mark - Can cause encoding issues

RTL Marks

Right-to-left override marks for bidirectional text

Special Spaces

Non-breaking spaces, em spaces, thin spaces

Security Notes

Phishing Risk

Invisible characters can hide malicious URLs or create fake domains

Data Corruption

Control characters can break databases and file formats

Copy-Paste Issues

Invisible chars cause unexpected behavior when copying text

Examples of Real-World Usage

8 real-world examples

Discover how professionals use this tool to solve real problems and boost productivity.

Security Auditing

Scan user input for invisible characters used in phishing attacks, fake URLs, and security exploits. Protect your application from hidden threats.

Proven

Database Cleaning

Sanitize text before database insertion to prevent corruption, encoding issues, and query problems. Ensure data integrity.

Proven

Code Cleanup

Remove invisible characters from code copied from PDFs, Word docs, or websites. Prevent syntax errors and compilation issues.

Proven

Content Management

Clean content from multiple sources before publishing. Remove hidden characters that cause formatting inconsistencies.

Proven

Search Optimization

Remove invisible characters that interfere with search indexing and matching. Improve search accuracy and relevance.

Proven

Malware Detection

Identify suspicious invisible characters that may indicate malicious content or attempted exploits.

Proven

Web Scraping

Clean scraped content by removing invisible characters and normalizing whitespace. Get clean, usable data.

Proven

Debugging

Troubleshoot mysterious text issues by revealing hidden characters. Find the source of copy-paste problems.

Proven
8+
Use Cases
100%
Real Examples
Pro
Level
Proven
Results
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Key Features of Text Sanitizer

Professional Features

Powerful text cleaning and security protection.

Security Protection

Remove invisible characters used in phishing, malware, and security attacks.

Feature
Active

Invisible Character Detection

Detect and visualize zero-width spaces, control chars, BOM, and RTL marks.

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Active

Real-Time Scanning

Instant detection and removal with live statistics and issue alerts.

Feature
Active

Granular Control

Choose exactly which character types to remove with 6 independent options.

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Active

Issue Alerts

Visual warnings show detected issues with detailed descriptions of problems found.

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Active

Batch Processing

Upload and sanitize entire files at once. Download cleaned versions instantly.

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Active

Database Safe

Clean text before database insertion to prevent corruption and encoding issues.

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Active

Whitespace Normalization

Optional: normalize multiple spaces, tabs, and newlines to clean format.

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Active
8+
Features
99.9%
Reliability
24/7
Available
Free
Always

How to Use the Text Sanitizer

Simple 4-step process

Follow these easy steps to get started with Text Sanitizer and achieve your goals quickly.

1
Step 1

Paste or upload text that may contain invisible or malicious characters.

Easy
2
Step 2

Enable sanitization options: zero-width chars, control chars, BOM, RTL marks, etc.

Easy
3
Step 3

Toggle 'Show Invisible' to see hidden characters marked with labels like [ZWSP], [BOM].

Easy
4
Step 4

Copy cleaned text or download it as a file for safe use in your application.

Easy
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Frequently Asked Questions

10 questions answered

Find answers to commonly asked questions about our tools and services.

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