| English | eng-000 |
| mystery shopper | |
| Deutsch | deu-000 | Testkäufer |
| English | eng-000 | ghost shopper |
| English | eng-000 | mystery consumer |
| suomi | fin-000 | testiasiakas |
| français | fra-000 | client mystère |
| français | fra-000 | faux client |
| Nederlands | nld-000 | mystery shopper |
| português | por-000 | cliente misterioso |
| português | por-000 | cliente oculto |
| português | por-000 | pseudo-comprador |
| русский | rus-000 | мнимый покупатель |
| español | spa-000 | cliente misterioso |