A good read here about whether all Fintechs look the same:
An interesting take that Monzo set the standard, which everyone else then took inspiration from:
The early days of the fintech revolution produced some true pioneers who teamed novel thinking with bold attitudes. Monzo set the bar with its commitment to creating an outstanding brand. Others have followed the trail it blazed – often too much so. Because the current trend in fintech branding is towards uniformity rather than originality. Brands are blending in when they should be standing out.