Househunters are being offered $500 grocery vouchers or a free week's rent by Auckland landlords keen to lure them in.

This comes as new TradeMe data shows the number of new rental listings in the city in February was up 34 percent on the same time last year - from 8049 to 10,805.

Infometrics Principal Economist Brad Olsen says people looking for rentals have more choices than ever, because there's less demand.

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