Document And Entity Information - USD ($)	12 Months Ended
	Dec. 31, 2021	Feb. 16, 2022	Jun. 30, 2021
Document Information Line Items
Entity Registrant Name	AGBA ACQUISITION LIMITED
Trading Symbol	AGBA
Document Type	10-K
Current Fiscal Year End Date	--12-31
Entity Common Stock, Shares Outstanding		5,021,607
Entity Public Float			$ 42,524,170
Amendment Flag	false
Entity Central Index Key	0001769624
Entity Current Reporting Status	Yes
Entity Voluntary Filers	No
Entity Filer Category	Non-accelerated Filer
Entity Well-known Seasoned Issuer	No
Document Period End Date	Dec. 31, 2021
Document Fiscal Year Focus	2021
Document Fiscal Period Focus	FY
Entity Small Business	true
Entity Emerging Growth Company	true
Entity Shell Company	true
Entity Ex Transition Period	false
ICFR Auditor Attestation Flag	false
Document Annual Report	true
Document Transition Report	false
Entity File Number	001-38909
Entity Incorporation, State or Country Code	D8
Entity Tax Identification Number	00-0000000
Entity Address, Address Line One	Room 1108, 11th Floor
Entity Address, Address Line Two	Block B New Mandarin Plaza
Entity Address, Address Line Three	14 Science Museum Road Tsimshatsui East
Entity Address, City or Town	Kowloon
Entity Address, Country	HK
Entity Address, Postal Zip Code	N/A
City Area Code	+852
Local Phone Number	6872 0258
Title of 12(b) Security	Ordinary Shares
Security Exchange Name	NASDAQ
Entity Interactive Data Current	Yes
Auditor Firm ID	711
Auditor Name	Friedman LLP
Auditor Location	New York