Ad tech · Mobile apps · Sofia, Bulgaria
Technology that works for people, not against them.
Lolin' Donkey LTD builds advertising technology and mobile applications that are simple, respectful and useful in everyday life.
What we do
Two areas of expertise, one goal: products people actually enjoy using.
Ad tech
Monetization strategy, ad operations and integrations for publishers and app developers — with performance and user experience kept in balance.
Mobile apps
We design, build and publish our own iOS and Android apps for everyday people — clear, lightweight and easy to use.
Development
Custom software and outsourced development for partners who need a reliable team to turn an idea into a working product.
About us
Lolin' Donkey LTD is a small, independent technology company registered in Bulgaria. We combine years of hands-on experience in digital advertising with a love for building practical mobile products.
Like our mascot, we are stubborn about quality and friendly to work with.
People first
Apps should be easy to understand and respectful of your time and attention.
Privacy by design
We collect only what a product needs and follow the GDPR.
Built to last
Clean, maintainable code and products we keep supporting after launch.
Company details
Official registration information.
- Legal name
- Lolin Donkey EOOD
- Company ID (EIK)
- 204387500
- Registered address
- Vasil Mechkuevski 22, Blagoevgrad 2400, Bulgaria
- VAT number
- BG204387500
Let's talk.
Questions about our apps, a partnership, or a project? We usually reply within two business days.
Privacy policy
Last updated: 7 October 2026
Who we are
This website and our apps are operated by Lolin' Donkey LTD, a company registered in Bulgaria, which is the data controller for the personal data described here.
What we collect
This website does not use tracking cookies. If you email or call us, we keep your contact details and message only to reply to you. Each of our apps describes any data it processes in its own App Store privacy details.
How we use and share it
We never sell personal data. We share it only with service providers that help us run our products, under contracts that protect it, or where the law requires.
Your rights
Under the GDPR you may request access to, correction or deletion of your data, and you may complain to the Bulgarian Commission for Personal Data Protection. Contact us at the@lolindonkey.com.