A woman who tried to buy a home through Kiwibuild but was turned down for a mortgage says the way it is marketed gives "false hope" to first-home buyers and does not place enough weight on how hard it is to get a mortgage.

Kiwibuild has come under fire from financial experts this week for normalising high debt and giving first home buyers an unrealistic sense of security by focusing on low interest rates.

In an email sent to 50,000 people who have registered an interest, Kiwibuild told readers how low interest rates were making the homes even more affordable