Automate Self Check-In and Simplify Access Code and Guest Management
Managing codes, keys, and guests can become complicated—especially when you handle multiple properties. With the new access control integration on your website, you can automate the entire process and make everything simpler, faster, and far more efficient.
Improved guest communication and faster check-ins are essential for boosting reviews and increasing online visibility for hotels, vacation rentals, and hospitality businesses.


Door Access Control:
the door passcodes management system
for Hotels and Vacation Rentals
Simplify Smart Lock management directly from your website
Use a single platform to create, delete, and manage access passcodes for all your smart lock devices.
Choose when to update access codes manually or enable automatic code generation to deliver fast, secure, and fully automated self check-ins — without any manual work.


Effortlessly link TTLock and automate your entire Access Control System
We started with TTLock, but the channel is compatible with any passcodes management system that offers API integration.
TTLock is one of the most widely used smart lock solutions in Europe — discover how it can streamline and optimize your property operations here.
Create, send, and delete access codes, and control door openings directly from your website.
Boost guest experience with self check-ins
Start offer 24/7 self check-in so guests can enter independently and enjoy a smoother, seamless and more comfortable stay.
Connect now each smart lock to its listing and provide secure, instant access for every reservation.
Flexible check-ins help increase your review scores, strengthen your online reputation, and attract more bookings.


Streamline guest communication through automated access codes messaging
Automatically add access codes to confirmation emails and check-in reminders, ensuring every guest receives clear instructions before arrival.
Guests can access their codes anytime, while you reduce manual tasks, avoid repetitive messages, and improve overall efficiency.
Work Smarter with AI-Powered access code management
Let your personal AI assistant automatically deliver the correct access codes to guests, ensuring secure entry only during their reservation period.
Optimize your daily hospitality workflow and provide faster, clearer communication — enhancing guest satisfaction and increasing the likelihood of positive reviews.
9000+ accommodation owners are already saving money from OTA commissions thanks to e4jConnect
What our clients say
Frequently Asked Questions (FAQs)
Yes. Our platform supports integration with leading smart lock systems such as TTLock, allowing you to manage all access codes directly from your website with ease and reliability.
Absolutely. You can manually or automatically generate unique access codes for each guest, valid only for the duration of their reservation. This ensures secure entry and full control over property access at all times.
You can use special tags and your AI assistant to automatically send access codes via email or message, ensuring each guest receives the correct information without additional work for the host.
Digital access control—combined with the AI assistant—offers multiple advantages: automated code delivery, reduced manual work, secure time-restricted access for guests, and a smoother check-in experience. Faster and clearer communication often leads to higher guest satisfaction, better reviews, and an improved reputation for your hotel or vacation rental.
To use the digital access system, you need:
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Vik Channel Manager,
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E4jConnect subscription to the Door Access Control channel,
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a compatible external smart lock management system.
These requirements ensure full integration, secure code management, and an efficient self check-in experience for your guests.
Provide a secure, seamless self check-in by integrating your smart locks with your website through Door Access Control. Guests automatically receive access codes that are valid only for the duration of their reservation, allowing independent and flexible entry.
With AI assistant integration, access codes are sent automatically via email or messaging, enhancing the guest experience while minimizing manual work for the host.
What's needed to start using the service?
All you need is the Booking Engine, the Channel Manager, and an active e4jConnect subscription for the desired channels.
Please note that our "Vik" plugins require you to have a working website built with WordPress or Joomla.
Don't you have our "Vik" plugins yet?
You can purchase them from our respective marketplaces, depending on the platform used by your website.
Get them for WordPress Get them for JoomlaAlready have our "Vik" plugins?
The only thing left is the subscription for the e4jConnect Channel Manager service. Choose the channels you wish to connect.
And you'll be all set!