Isekai wa Smartphone to Tomo ni., Sekai Saikyou no Kouei: Meikyuukoku no Shinjin Tansakusha Recommendations
1) Both main characters are reincarnated into another world. (Isekai)
2) Both have a over powered main character (but Sekai has a balance to their mc and it's more enjoyable)
3) Both stories are based in an fantasy type world.
4) Both have cute, amazing girls (Sekai has more of a wider cast from milf, tomboy, kuudere, tsundere, and waaay more.)
5) Both have a creative side of their main characters to using their powers.
6) Both main characters communicate with a god (Sekai has more than one god he communicates with and also one of them is in the harem)