Suomen Lintuopas is a mobile application developed by PolarDev that serves as a guide to birdwatching in Finland. The app is suitable for all bird enthusiasts and provides information on regularly nesting species, common migratory birds, and rare species found in the country.

The app groups birds into clear orders and allows users to search for birds by name, browse them alphabetically, or by bird orders. Additionally, Suomen Lintuopas allows birdwatchers to keep track of the birds they have spotted and add them to their personal list.

Overall, Suomen Lintuopas is a useful and comprehensive tool for birdwatchers in Finland, providing relevant and accurate information about the country's diverse bird population.