The best cloud storage services integrate nicely with other apps and online tools, making the experience of viewing and editing files stored online feel natural. (Credit: Google/PCMag)The various cloud storage services specialize in different areas. (Credit: Box/PCMag)What Is the 'Cloud' in Cloud Storage? Paid Cloud StorageMany services give you free cloud storage as part of their entry-level accounts. Ask around (or just look through our review comments), and you'll hear sad stories of how cloud storage can go wrong.