| Cover | Feb. 24, 2023 |
| Document Type | 8-K |
| Amendment Flag | false |
| Document Period End Date | Feb. 24, 2023 |
| Entity File Number | 333-252969 |
| Entity Registrant Name | FINTECH EVOLUTION ACQUISITION GROUP |
| Entity Central Index Key | 0001839569 |
| Entity Tax Identification Number | 00-0000000 |
| Entity Incorporation, State or Country Code | E9 |
| Entity Address, Address Line One | 1345 Avenue of the Americas |
| Entity Address, Address Line Two | 11th Floor |
| Entity Address, City or Town | New York |
| Entity Address, State or Province | NY |
| Entity Address, Postal Zip Code | 10105 |
| City Area Code | 650 |
| Local Phone Number | 739-6741 |
| Written Communications | false |
| Soliciting Material | false |
| Pre-commencement Tender Offer | false |
| Pre-commencement Issuer Tender Offer | false |
| Entity Emerging Growth Company | true |
| Elected Not To Use the Extended Transition Period | false |
| Units, each consisting of one share of Class A Ordinary Share and one-third of one redeemable warrant | |
| Title of 12(b) Security | Units, each consisting of one share of Class A Ordinary Share and one-third of one redeemable warrant |
| Trading Symbol | FTEV.U |
| Security Exchange Name | NYSE |
| Class A Ordinary Shares, par value $0.0001 | |
| Title of 12(b) Security | Class A Ordinary Shares, par value $0.0001 |
| Trading Symbol | FTEV |
| Security Exchange Name | NYSE |
