Aeternus FortisSmart solutions that work for you.
Chatbots, automation and AI agents for Croatian businesses, plus websites, SEO and marketing. In Croatian and English, tailored to your business, with no empty promises.
Everything you need to run a smarter business
From AI assistants and automation to websites and search visibility. Nine services, one partner.
AI integration
Artificial intelligence built into the processes you already have.
Learn moreProcess automation
Routine work runs by itself, so your team can focus on what matters.
Learn moreSoftware development
Software built around the way you work, not the other way round.
Learn moreWeb design and development
Fast, clear websites that turn visitors into enquiries.
Learn moreSEO
Be visible when customers search for what you offer.
Learn moreDigital marketing
Strategy and advertising that reach the right audience.
Learn moreWeb applications
Custom applications that automate your business.
Learn moreGraphic design
Visual identity that builds brand recognition.
Learn moreWeb hosting
Secure, fast hosting with support when you need it.
Learn moreSee AI agents at work
Write a message or pick a suggestion and see how an agent works. The examples use made-up data.
The principles we work by
Four rules we follow in every project, whether it is a chatbot, an automation or custom software.
In Croatian
Our solutions understand Croatian, local formats (OIB, IBAN, dates) and the local way of doing business, not just translated English.
People decide
AI does not take sensitive steps alone. Sending a quote, a payment or a reply to a customer happens only with your approval.
Start small
One process, not the whole business. Only when it proves it works do we expand, so you never risk a big investment blind.
We measure results
We agree in advance what success means: hours saved, faster replies or fewer mistakes. After launch we track whether we reached it.
Four steps to a solution that works
A transparent process where you always know where we are and what comes next.
Consultation
We get to know your business, challenges and goals, and together we identify where AI and digital solutions bring the most benefit.
Result: a clear picture of the opportunityPlanning
We assess profitability and put together an implementation plan with priorities, deadlines and measurable goals.
Result: a plan and prioritiesImplementation
We build and connect the solution in short cycles, with regular deliveries. Before any larger investment, we show a working prototype.
Result: a working solutionOptimisation
We monitor how the solution performs, analyse the results and improve it based on real data.
Result: measurable improvementFrequently asked questions
Do I need technical knowledge?
No. We build and set everything up, and you use the solution through the tools you already have.
Does AI really work well in Croatian?
We build on models that understand Croatian well, and before going live we test them on your real enquiries and business rules.
What happens to my data?
We use only the data you approve. At the start we agree where it is stored and who can access it, including personal data protection questions.
Will AI replace my employees?
The goal is to take over repetitive work, not people. Complex and sensitive matters are passed to you, and key steps need your approval.
How long does it take and how much does it cost?
It depends on the process. After the first conversation we give you a concrete estimate before we build anything.
Can I start with something small?
Yes. It is often best to start with one process, check that it works and only then expand to the rest of the business.
We work with the best AI tools
For every job we pick the tool that truly fits it, whatever happens to be trending.
- Claude
- Gemini
- Perplexity
- Mistral AI
- Meta
- Hugging Face
- ElevenLabs
- LangChain
- n8n
- Zapier
- Make
- NVIDIA
Names and logos belong to their respective owners.
Ready to talk about your business?
Describe the process that costs you the most time. We will get back to you with a concrete proposal, not a generic offer.