Which pregnancy test is better

Lovely • IG: Plentifully.day TTC #4. Sept 2014 tubal reversal. Feb 2016 HSG: blocked tubes. May 2016 IVF: failed. Aug 2016 BFP turned to 4th loss
Im 12dpo another site says I can't start testing on Sunday with an early response test, which is best? Ive got bfn so far ?

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