When you are only browsing free options, apps with a video option tend to feel slightly worse than they are, which is worth knowing before you sign up. In practice, if your inbox is dead the answer is usually to keep the first message short and specific rather than say what you actually want up front.
Move to a proper conversation quickly, because it saves a lot of wasted evenings, which most people notice within a week. Though the ones people keep recommending look similar, the profile prompt differs marginally, which most people notice within a week.
For a change of pace, the DatingFly platform puts less friction in front of the first-message problem — worth a fortnight of your time.