v3.26.1
Cover
3 Months Ended
Mar. 31, 2026
Document Type S-4
Amendment Flag false
Entity Registrant Name SPACSphere Acquisition Corp.
Entity Central Index Key 0002081300
Entity Primary SIC Number 6770
Entity Incorporation, State or Country Code E9
Entity Address, Address Line One 8795 Folsom Blvd
Entity Address, City or Town Sacramento
Entity Address, State or Province CA
Entity Address, Postal Zip Code 95826
City Area Code 510
Local Phone Number 201-0130
Entity Filer Category Non-accelerated Filer
Entity Small Business true
Entity Emerging Growth Company true
Entity Ex Transition Period false
Business Contact [Member]  
Entity Address, Address Line One 8795 Folsom Blvd
Entity Address, City or Town Sacramento
Entity Address, State or Province CA
Entity Address, Postal Zip Code 95826
City Area Code 510
Local Phone Number 201-0130
Contact Personnel Name Bala Padmakumar