How is this different from the general dating profile look?

That one is built for a profile read at leisure across several photos; this one leads with direct eye contact and a genuine laugh because a Tinder thumbnail is often judged in under a second.

Does the first photo in the stack really matter that much?

On Tinder, yes, more than on apps built around prompts, since a thumbnail can be the only thing seen before someone swipes past.

Does a big laugh come across as staged?

A relaxed laugh with crinkled eyes tends to read as more genuine than a held smile once the photo is small, which is usually the size it gets seen at.

Do I need bright sunlight for this look?

No, it is built around soft window light rather than direct sun, so an ordinary room with daylight coming in is closer to what it is aiming for.

Tinder profile

Relaxed and warm, by a sunlit window.

8 photos

Tinder works differently from most other dating apps, and this look is built around that difference rather than around dating photography in general. Someone swipes through a stack of thumbnails in under a second before they read a single word of a bio, so the first photo has to land immediately rather than reward a slower look. The scene here is indoors: soft morning light through a large window, an out of focus houseplant and a pale wall behind you, in a loose, oversized knit sweater in a warm neutral tone.

Where a candid glance works on a profile somebody is already reading, a thumbnail needs something more immediate: direct eye contact and a real laugh, eyes crinkled, head tilted slightly. That kind of open expression reads as warm even shrunk down to the size of a card in a stack, which a quieter half smile often does not manage.

This is why the two dating looks in this set are not the same photograph with a different filter over it. One is written for a profile somebody scrolls through at leisure; this one is written for the half second before anyone has decided to scroll at all.

What makes a good photo to start from

Because this crops close and meets the lens directly, start from a photo where your eyes and smile are clearly visible and not shadowed by hair, glasses or a low angle.

What this look will not do

It cannot recreate your actual apartment or a houseplant you own. A heavily filtered or airbrushed original photo also tends to flatten the laugh into something that reads as posed rather than real.

Questions

How is this different from the general dating profile look?: That one is built for a profile read at leisure across several photos; this one leads with direct eye contact and a genuine laugh because a Tinder thumbnail is often judged in under a second.
Does the first photo in the stack really matter that much?: On Tinder, yes, more than on apps built around prompts, since a thumbnail can be the only thing seen before someone swipes past.
Does a big laugh come across as staged?: A relaxed laugh with crinkled eyes tends to read as more genuine than a held smile once the photo is small, which is usually the size it gets seen at.
Do I need bright sunlight for this look?: No, it is built around soft window light rather than direct sun, so an ordinary room with daylight coming in is closer to what it is aiming for.