Pro Authenticator - Free Two-Factor Authentication (2FA) Tool
What is Pro Authenticator?
Pro Authenticator is a modern, browser-based two-factor authentication (2FA) solution that adds an extra layer of security to your online accounts. Whether you’re protecting Google, Facebook, Instagram, GitHub, or any other account, Pro Authenticator ensures that even if your password is compromised, your account remains secure.
Unlike traditional authenticator apps, Pro Authenticator runs entirely in your web browser—no downloads, no installations, and complete control over your data.
Why Choose Pro Authenticator?
🔒 Maximum Security & Privacy
Your sensitive data never leaves your device. All Secret Keys and account information are stored exclusively in your browser’s Local Storage. We don’t have servers collecting your data—what’s yours stays yours.
💻 Cross-Platform Compatibility
Access Pro Authenticator from any device with a modern web browser—desktop, laptop, tablet, or smartphone. Your accounts are always within reach.
✈️ Works Offline
Once you’ve added your accounts, you don’t need an internet connection to generate authentication codes. Perfect for travel or areas with poor connectivity.
🖱️ One-Click Code Copy
Click any generated code to instantly copy it to your clipboard. No more manual typing or transcription errors during login.
🎨 Customizable Interface
Switch between light and dark modes to match your preference and reduce eye strain during extended use.
🆓 Free Forever
Add up to 4 accounts with zero restrictions. Need more? Simply complete our optional subscription form to unlock unlimited accounts—still completely free.
How Two-Factor Authentication Works
Two-factor authentication (2FA) combines two elements to verify your identity:
- Something you know: Your password
- Something you have: A time-based code from Pro Authenticator
This dual-layer approach means that even if someone steals your password, they cannot access your account without the temporary code from your authenticator.
Getting Started with Pro Authenticator
Step 1: Enable 2FA on Your Account
Navigate to the Security or Privacy Settings of the service you want to protect (e.g., Gmail, Facebook, Dropbox).
Step 2: Choose Authenticator App Option
Select “Authenticator App,” “Authentication App,” or similar option when prompted for your preferred 2FA method.
Step 3: Get Your QR Code or Secret Key
The service will display:
- A QR code: You can take a screenshot or save this image.
- A text-based Secret Key: You can copy this key.
Step 4: Add Account to Pro Authenticator
Click the “Add Account” button in Pro Authenticator. A form will appear.
Step 5: Add Your Account Details (Two Easy Ways)
You now have two options to add your account:
Option A: Scan QR Code Image (Recommended)
- Click the “Scan QR Code Image” button.
- Select the QR code image you saved in the previous step.
- The Issuer, Label, and Secret Key fields will be filled in for you automatically.
Option B: Manual Entry If you prefer to enter the details manually:
- Issuer: Enter the service name (e.g., Google, Facebook).
- Label: Add your username or email for easy identification.
- Secret Key: Paste the Secret Key you copied earlier.
Step 6: Save and Start Using
Click “Save” to complete the setup. You’ll immediately see a 6-digit verification code that refreshes every 30 seconds.
Step 7: Verify the Setup
Return to your service’s 2FA setup page and enter the current code from Pro Authenticator to complete the activation.
Supported Platforms
Pro Authenticator works with any service that supports TOTP (Time-based One-Time Password) authentication:
Social Media: Facebook, Twitter, Instagram, LinkedIn, TikTok, Reddit
Email Services: Gmail, Outlook, Yahoo Mail, ProtonMail
Cloud Storage: Google Drive, Dropbox, OneDrive, iCloud
Development: GitHub, GitLab, Bitbucket, AWS, Azure, DigitalOcean
Finance: PayPal, Stripe, Coinbase, Binance, Kraken
Productivity: Slack, Discord, Notion, Trello, Asana
Gaming: Steam, Epic Games, Battle.net, PlayStation Network
And hundreds more…
Advanced Features
Code Management
- Auto-Refresh: Codes regenerate automatically every 30 seconds
- Progress Indicator: Visual timer shows code validity remaining
- Manual Refresh: Force-generate a new code if needed
- Batch Operations: Select multiple accounts for bulk actions
Search & Organization
- Quick Search: Filter accounts by name or label
- Alphabetical Sorting: Keep your accounts organized
- Account Editing: Update labels and issuers anytime
- Easy Deletion: Remove accounts you no longer need
Data Portability
- Export Feature: Back up your accounts securely
- Import Capability: Restore from previous backups
- No Lock-In: Your data is always accessible and exportable
Security Best Practices
Protect Your Secret Keys
Store a backup of your Secret Keys in a secure location separate from your password manager. If you lose access to Pro Authenticator, you’ll need these keys to regain account access.
Use Unique Passwords
Two-factor authentication is most effective when combined with strong, unique passwords for each account.
Enable Recovery Options
Always set up backup recovery methods (recovery codes, backup phone numbers) when enabling 2FA on important accounts.
Avoid Public Devices
Don’t add accounts to Pro Authenticator on shared or public computers. If you must, remember to clear browser data afterward.
Regular Backups
Periodically export your account data and store it securely. Browser data can be lost if you clear your cache or reinstall your browser.
Frequently Asked Questions
Q: Is Pro Authenticator really free?
Yes, completely free. The first 4 accounts require no information whatsoever. For unlimited accounts, we only ask for basic contact information—no payment required.
Q: What happens if I clear my browser data?
Clearing browser storage will delete your Pro Authenticator accounts. Always keep a backup of your Secret Keys in a secure location.
Q: Can I use Pro Authenticator on multiple devices?
You’ll need to add accounts separately on each device. The Secret Key remains the same, so you can use it to set up Pro Authenticator on any device.
Q: How is this different from Google Authenticator?
Both use the same TOTP standard. Pro Authenticator offers the convenience of browser-based access without requiring app installation. Key features include cloud-free operation for maximum privacy, instant cross-platform availability, and the unique ability to add accounts by simply uploading a QR code image—no phone camera needed.
Q: What if I lose my device?
If you have your Secret Keys backed up, you can set up Pro Authenticator on any new device. This is why keeping secure backups is crucial.
Q: Does Pro Authenticator work offline?
Yes. Once accounts are added, code generation happens locally and doesn’t require internet connectivity.
Q: Can I trust this service with my security?
Pro Authenticator uses industry-standard TOTP algorithms. Since all data stays in your browser and nothing is sent to our servers, you maintain complete control over your security.
Q: Which browsers are supported?
Pro Authenticator works with all modern browsers including Chrome, Firefox, Safari, Edge, Opera, and Brave.
Privacy Policy
Our Commitment to Your Privacy
At Pro Authenticator, privacy isn’t just a feature—it’s our foundation. We’ve designed this tool with a privacy-first architecture that ensures your data remains exclusively yours.
Data Storage
Local Storage Only: All authentication data, including your Secret Keys, account labels, and settings, are stored exclusively in your browser’s Local Storage. This data never leaves your device.
Zero Server Storage: We do not operate servers that collect, store, or process your authentication data. When you use Pro Authenticator, your sensitive information stays on your device.
Browser Isolation: Each browser maintains its own separate storage. Data in Chrome doesn’t sync to Firefox, ensuring complete isolation.
Data Collection
First 4 Accounts: Adding your first four accounts requires zero personal information. No name, no email, no registration—just immediate functionality.
Optional Subscription: To add more than 4 accounts, we request:
- Full Name
- Country
- Email Address
Purpose: This information allows us to:
- Maintain communication regarding our services
- Share updates about new features and tools
- Provide customer support when needed
No Commercial Use: Your information is never sold, rented, or transferred to third parties. We don’t use it for advertising or marketing beyond our own services.
Data Transmission
Account Data: Never transmitted. Your Secret Keys and authentication codes exist only on your device.
Subscription Data: When you submit the optional subscription form, only your name, country, and email are transmitted securely via HTTPS to our email system.
Cookies & Tracking
No Tracking Cookies: Pro Authenticator doesn’t use tracking cookies, analytics cookies, or any third-party tracking mechanisms.
No Analytics: We don’t employ Google Analytics, Facebook Pixel, or similar tracking services.
No Fingerprinting: We don’t collect device fingerprints, IP addresses, or behavioral data.
Data Retention
Browser Data: Persists until you manually clear your browser storage or uninstall your browser.
Subscription Data: Contact information is retained for service communication purposes. You may request deletion at any time by contacting us.
Your Rights
You have the right to:
- Access your data (available anytime in your browser)
- Delete your data (clear browser storage)
- Export your data (use the export feature)
- Request deletion of subscription information
Security Measures
HTTPS Encryption: All web traffic uses secure HTTPS connections.
No Backend Vulnerabilities: Since there’s no server-side storage, there’s no centralized database to be breached.
Open Architecture: Our privacy-first design means even we cannot access your authentication data.
Changes to Privacy Policy
We may update this privacy policy to reflect changes in our practices or legal requirements. Significant changes will be announced on our website.
Technical Specifications
Algorithm: TOTP (Time-based One-Time Password) – RFC 6238 Code Length: 6 digits (standard) Refresh Interval: 30 seconds Hash Function: HMAC-SHA1 Browser Requirements: Modern browser with Local Storage support No Dependencies: Works without external API calls
Contact & Support
Get Help
Need assistance or have questions about Pro Authenticator?
Website: https://proadsassets.com Support: Telegram Email: Support@proadsassets.com
Feedback Welcome
We’re constantly improving Pro Authenticator based on user feedback. If you have suggestions, feature requests, or encounter any issues, please don’t hesitate to reach out.
Start Protecting Your Accounts Today
Two-factor authentication is one of the most effective ways to secure your online identity. With Pro Authenticator, you get enterprise-grade security with consumer-friendly simplicity—all for free.
Ready to get started? Click the “Add Account” button above and take the first step toward better online security.
Pro Authenticator – Your Security, Your Control, Your Privacy
Last Updated: October 2025