Excellent Bayesian A/B Testing Tools to help you pick offers

To Start with , I am a newbie, and my path to the green is often plagued by questions like:

Campaign A: Payout $10 per conversion, the campaign has 100 clicks on the LP and no conversions so far.

Campaign B: Payout $2 per conversion, the campaign has 200 clicks on the LP and has one conversions.

If you only has the money to keep one Campaign going?

Which one will you pick ? A Or B?

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It is actually an A/B Testing questions. but harder than it seems due to the small trial size ( 100/200)

with some research and went through the forum tutorials, I found the excellent resource like
Bayesian calculator from peak conversions

but the drawback of peakconversion calculator is it assumes all successes trials has the same payout, so it is useful to pick placements/bann ...