
Gievaway – DataLeak Checker: Free Full Version | Check Email & Password Breaches Instantly – for Windows
Stop waiting for criminals to do the damage. DataLeak Checker lets you instantly scan multiple email addresses and passwords against billions of leaked records — all anonymously, all at once. Get the full version for free today before your data ends up in the wrong hands.
✔ Free License. ✔ Free Product Updates ✔ Customer Support
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The CHIP Edition of LeakCheck Professional, CHIP DataLeak Checker is available as a completely free full-version download in the Giveaway tab below, offered exclusively through CHIP in partnership with ASCOMP Software.
LeakCheck Professional by ASCOMP is regularly priced at $19.90, but right now, you can secure a licensed copy at a 75% exclusive discount through this limited-time offer. This is a rare opportunity to own the full professional version of the software that powers DataLeak Checker at a fraction of its standard retail cost.
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DataLeak Checker by CHIP Giveaway
Available now: Free Full Version!

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NOTES:
– All prices shown here are in listed USD (United States Dollar).
– Such promotional programs are subject to change without notice, from time to time in our sole discretion.
– Data may vary based on different systems or computers.
CHIP Dataleak Checker Review at a Glance
Every day, millions of user credentials are stolen in silent cyberattacks. Passwords and email addresses are harvested from breached platforms, traded on the dark web, and used to hijack accounts — often without the victim ever knowing. By the time the damage becomes visible, bank accounts may be drained, personal identities stolen, and reputations destroyed. Most people don’t realize their data has been leaked until it is far too late to act. This is the painful reality of living in an increasingly connected digital world, where a single breach on one platform can cascade into a full-scale identity crisis.
The good news is that staying informed is now easier than ever. CHIP DataLeak Checker is a purpose-built security tool designed to give individuals and professionals a fast, reliable, and completely private way to check whether their login credentials have been compromised in known data breaches. Developed in cooperation with trusted German software partner ASCOMP Software — the same team behind the acclaimed LeakCheck program — DataLeak Checker brings enterprise-grade breach detection to everyday users in a clean, intuitive desktop application.
What Is CHIP DataLeak Checker?
CHIP DataLeak Checker is a specialized desktop security software developed by CHIP in partnership with ASCOMP Software, built specifically to help users identify whether their online accounts have been affected by data theft or breaches. It is a rebranded version of ASCOMP’s LeakCheck, enhanced and distributed through CHIP as a free full-version offering.
At its core, the software connects to the Have I Been Pwned (HIBP) database — one of the world’s most comprehensive breach databases, containing billions of leaked records from hundreds of known data breaches across major platforms. Rather than requiring you to visit a website and manually check one account at a time, DataLeak Checker lets you batch-scan multiple email addresses and passwords in a single session, dramatically reducing the time and effort required to audit your digital security.
The software is built for anyone who uses the internet — from casual users managing a handful of accounts to power users with dozens of logins across various platforms. Whether you are a freelancer protecting client access credentials, a small business owner managing team accounts, or simply a privacy-conscious individual, DataLeak Checker gives you clear, actionable insight into your current exposure level.
Security and anonymity are built into every check. Your actual passwords are never transmitted over the internet. Instead, only an encrypted portion of each password is sent — a technique known as k-anonymity — ensuring that your sensitive data stays private even during the scanning process. Email addresses are transmitted securely via HTTPS encryption, adding another layer of protection to the entire workflow.
Key Benefits
The CHIP DataLeak Checker offers meaningful advantages for anyone serious about protecting their online privacy. Here is why it matters and who stands to gain the most from using it:
- Stay ahead of data breaches by actively checking your credentials rather than waiting for a notification that may never arrive
- Save time with bulk scanning, allowing you to check multiple emails and passwords in one go instead of manually entering them one by one on a web form
- Protect your identity by identifying compromised credentials early, giving you time to change passwords before criminals can exploit them
- Maintain anonymity throughout — the software’s privacy-first architecture ensures your real passwords are never exposed during the verification process
- Make informed security decisions with detailed breach reports that tell you exactly when and how your data was leaked
- Simplify credential management by importing passwords directly from major browsers including Chrome, Firefox, and Edge, or via CSV file
- Act immediately with a clear dashboard that shows your current protection status at a glance, so you always know where you stand
- Benefit from regular updates as the software is continuously maintained and refined through the ongoing partnership between CHIP and ASCOMP
Key Features
Below is a thorough breakdown of what makes DataLeak Checker an essential privacy tool for everyday users and security-conscious professionals alike. Each feature has been designed with usability, accuracy, and data protection in mind:
- Email Breach Scanner: Check multiple email addresses simultaneously against the Have I Been Pwned database to identify any associated data breaches.
- Multi-address input: Add as many email addresses as needed in a single session without re-entering them on each scan
- Instant results: Breach status is returned within seconds of initiating a scan
- Breach detail view: Click on any flagged email address to see exactly when the breach occurred and which platform was affected
- Password Breach Checker: Verify passwords individually or in bulk to identify credentials that have appeared in known data leaks.
- Manual entry: Type in individual passwords for quick one-off checks
- Browser import: Import saved passwords directly from Chrome, Firefox, or Edge with a few clicks
- CSV import: Upload a CSV file containing login credentials for large-scale batch scanning
- Post-import security reminder: The software prompts users to delete plain-text CSV files after import to eliminate local security risks
- Have I Been Pwned (HIBP) Integration: Direct access to one of the world’s largest and most trusted breach databases, containing billions of stolen credentials from hundreds of known breaches.
- Continuously updated database: HIBP is updated regularly as new breaches are discovered and verified
- Comprehensive coverage: Spans breaches from major platforms across social media, e-commerce, finance, gaming, and more
- Anonymous Checking via k-Anonymity: Your actual password is never transmitted in full — only an encrypted partial hash is sent, making it mathematically impossible for the server to reconstruct your real password.
- Partial hash transmission: Only the first five characters of the password’s SHA-1 hash are sent to the API
- Zero-knowledge architecture: The software is designed so that no third party — including CHIP or ASCOMP — can see your actual passwords
- HTTPS-Encrypted Email Transmission: All email address queries are sent over a secure, encrypted HTTPS connection to prevent interception during transit.
- Transport layer security: Ensures data cannot be read or altered between your device and the breach database
- No plain-text exposure: Email data is protected at every stage of the lookup process
- Intuitive Security Dashboard: A clean, at-a-glance overview of your current account protection status displayed immediately upon launching the software.
- Color-coded status indicators: Quickly see which accounts are safe and which require immediate attention
- Actionable alerts: Compromised credentials are flagged clearly with recommended next steps
- Bulk Credential Management: Manage and scan large numbers of credentials efficiently without repetitive manual input.
- Session persistence: Previously entered addresses and passwords are retained for future scans without needing to re-import
- Time-efficient workflow: Ideal for users managing accounts across numerous platforms
- Regular Software Updates: Developed and maintained through an ongoing collaboration between CHIP and ASCOMP Software, ensuring the tool stays current with evolving threats and database improvements.
- Partnership with ASCOMP: Leverages the technical expertise of a seasoned German software development team
- Consistent reliability: Updates address both functional improvements and security enhancements
Requirements
To run CHIP DataLeak Checker smoothly on your device, ensure your system meets the following minimum specifications:
- Operating System: Windows 10 or Windows 11 (64-bit recommended)
- Internet Connection: Required for database queries during breach scans
- Disk Space: Minimal local storage required for installation
- RAM: 2 GB minimum (4 GB recommended for smooth performance)
- Additional: Active internet connection required to access the Have I Been Pwned database during scans
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