| Document and Entity Information | Aug. 14, 2023 |
| Entity Listings [Line Items] | |
| Document Type | 8-K |
| Amendment Flag | false |
| Document Period End Date | Aug. 14, 2023 |
| Entity File Number | 001-39714 |
| Entity Registrant Name | GRINDR INC. |
| Entity Central Index Key | 0001820144 |
| Entity Incorporation, State or Country Code | DE |
| Entity Tax Identification Number | 92-1079067 |
| Entity Address, Address Line One | 750 N. San Vicente Blvd., Suite RE 1400 |
| Entity Address, City or Town | West Hollywood |
| Entity Address, State or Province | CA |
| Entity Address, Postal Zip Code | 90069 |
| City Area Code | 310 |
| Local Phone Number | 776-6680 |
| Entity Emerging Growth Company | true |
| Entity Ex Transition Period | false |
| Written Communications | false |
| Soliciting Material | false |
| Pre-commencement Tender Offer | false |
| Pre-commencement Issuer Tender Offer | false |
| Common Stock [Member] | |
| Entity Listings [Line Items] | |
| Title of 12(b) Security | Common Stock, par value $0.0001 per share |
| Trading Symbol | GRND |
| Security Exchange Name | NYSE |
| Warrants, each whole warrant exercisable for one share of Common Stock at an exercise price of $11.50 per share [Member] | |
| Entity Listings [Line Items] | |
| Title of 12(b) Security | Warrants, each whole warrant exercisable for one share of Common Stock at an exercise price of $11.50 per share |
| Trading Symbol | GRND.WS |
| Security Exchange Name | NYSE |
