v3.25.2
Other current assets (Details) - CHF (SFr)
6 Months Ended
Jun. 30, 2025
Dec. 31, 2024
Other current assets    
Other financial assets SFr 6,994 SFr 6,496
Trade and other receivables 38,439 15,513
Prepayments 251,079 169,649
Other short-term assets 60,074 7,967
Total other current assets 356,586 199,625
Increase (decrease) in other current assets 200,000  
Accumulated impairment | Trade and other receivables    
Other current assets    
Expected loss allowance SFr 0 SFr 0