Can you recommend a reasonably priced OBD scanner?

Can you recommend a reasonably priced OBD scanner for a 2012 Suzuki Swift?

What's the best car cover to buy?

I need a reasonably priced full car cover for protection against heavy dust/grit and possibly small stone chippings coming from my neighbour's house which is undergoing a major renovation until the end...

Are there any dash camera apps you'd recommend?

I saw an advert for a dash camera app for my iPhone. Are any of dash cam apps worth getting and would they be as efficient as a proper dash cam?

Which electric car polisher would you recommend?

Can you recommend an electric car polisher for home use, please?