What would be the ★-rating of this review (★ being the lowest and ★★★★★ being the highest)? "Best lightweight ebook reader app Its a small app which is user friendly  supports almost all formats and allows enough customization. Brightness settings  text size adjustment  night mode  everything is packed into this lightweight app. The library is also quite good where you can sort by name/ author etc. Turning of pages is also very easy  vol button turning option is also available. Overall it is a good enough app."
★★★★★

What would be the ★-rating of this review (★ being the lowest and ★★★★★ being the highest)? "Scaner app SD card"
★★★

What would be the ★-rating of this review (★ being the lowest and ★★★★★ being the highest)? "Good"
★★★★★

What would be the ★-rating of this review (★ being the lowest and ★★★★★ being the highest)? "Duckduckgo"

★★★★★