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A Finnish company that specializes in AI solutions for natural language processing (NLP). We provide APIs for analyzing Finnish, English and Arabic.

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Amazing features

RootRoo provides a collection of NLP APIs carefully crafted and easily usable.

Basic NLP tools

Lemmatization, parsing, part-of-speech tagging


Depending on the API, we support multiple languages such as Finnish, Arabic, English, Swedish, Sami, Komi, Erzya

Sentiment analysis

Dive deeper with our state-of-the art sentiment analysis API

Dialect Normalization

Your customers can communicate in their own dialect and use terms and expressions typical to spoken language. Our AI will turn these into normative language for you.

Advanced Text Analysis

Find similar texts, automatically detect your customer’s demographic information such as age, gender and dialectal background based on text written by them. Conduct named entity recognition and other high-level natural language understanding tasks.

At the forefront of Finnish NLG

For tailored solutions in problems dealing with Finnish natural language generation, do not hesitate to contact us. We host the state-of-the-art open source library for Finnish NLG.

Our Dedicated Team

Mika Hämäläinen


I have a PhD in Natural Language Processing from the University of Helsinki. My expertise is in state-of-the-art NLP solutions for endangered, morphologically rich and low resourced languages.  I am also a language enthusiast and fluent in 5 languages.

Mika’s personal website

Khalid Alnajjar


I have a PhD in Computer Science from the University of Helsinki. I specialize in computer science and natural language generation. I deal with hard AI problems such as computational creativity. Apart from NLP, I am deeply interested in computer security.

Khalid’s personal website

Jack Rueter, PhD


I am a principal investigator in the Department of Digital Humanities, University of Helsinki. I have a long track record in developing NLP solutions for severely endangered languages.

Jack’s research profile

Drop us a line

We are here to answer any question you may have