Using google search to download important application such as wallet is a terrible idea because of the existence of fake website that copying the original website. Some of the phishing websites use google ads to up their website so most likely you will visit one of them if you didn’t know the official website when searching.

Use the forum search bar if you want to research about wallets since all fake websites and scam apps here are always moderated by the mods.

There’s no electrum wallet available on appstore or for ios.

You can use https://bluewallet.io/ as an alternative to electrum on your ios phone.