Office apps

Kingsoft office
(ios, android)

An office which comes with full featured (including and other formatting options) word processor, spreadsheet, and presentation tool , And also it works very smoothly.








Evernote 
(ios, android, windows phone)

Nice note taking app of them all, evernote let you save about anything as a note on a cloud - a photograph, bit of text and yes, even a sound clip. there are formatting option as well and if you want more, you can purchase additional features.










Microsoft One Note
(ios, android, windows phone)

One of the best note taking apps, its like your digital notebook and certainly does more then enough to take on the role, text , web clipping , images , to-do list , the app handle them all with degree of comfort.








Iwork
(ios)

Pages, numbers, and keynote - that makes apple's office suite for ios. pages is word processor numbers a spreadsheet tool and keynote is a presentation app. Its one of the most spectacular office suite.







Microsoft office
(android, windows phone)

The brand that for many people is synonymous with office suit - Ms office - is available for free of cost to mobile users , it handles ms office files incredibly well.