Download Now Speller
Speller is another very cool app for iOS devices. It’s an open source spell checker that combines multiple sources to help you find dictionary definitions, which is ideal if English or Spanish is your second language since the app supports the two. It comes with Spanish, and American, British, and Canadian dictionaries.

Being a spelling checker app, it checks your spelling as you type, helping you write error-free texts. Apart from giving you spelling suggestions for misspelled words, it also provides you with alternate suggestions for correctly spelled words. This is great for enhancing your writing style, especially when writing business emails or professional texts.