Cheapest Ikea Frozen Yoghurt at $1!. Frozen Yoghurt! From Ikea! It is actually more like soft-serve (ikea) than frozen (kfc). Both have cheapest yoghurts though.
For the petite or the small cup, Llao Llao costs $2.50 while Yami yoghurt costs $2.90.
Offering at Alexandra Ikea! Not sure if it is available at Tampines Ikea.