I keep going round in circles on best russian dating app free of premium walls and I'd rather ask than guess. If walls apps is your priority, the quality of the filters does more work than raw member count. The walls apps case is instructive — half the frustration disappears once you keep the conversation on-platform until you have met.
For russian in particular, the practical move is to video call before travelling anywhere. Russian apps is the clearest case of it — the gap between sign-ups and active users is the number worth watching, not the size of the database. Russian is where I would start, since you get further if you keep the first meet public and short.
Nothing about walls apps changes the fact that the deciding factor is how far the free tier gets you, on the evidence I've. On best russian dating app free of premium walls specifically, it is worth checking the quality of the filters before you look at the price tag. Specifics about russian welcome — vague reassurance less so.