Sheets™ add-on to translate using best-in-class translation using DeepL. Translate any text with a simple formula = TRANSLATE(text, to_language)

Supports 50+ languages. Translate to Japanese, German, French with better accuracy!
Buy once for $39, Use Forever with your own DeepL API Key.

**UPDATE**
- DeepL Write or Improve Text formula is available. You can use =DEEPL_WRITE(text, target_lang) as long as your API Key account is eligible (subscribed to DeepL API Pro). 

Refer to https://sheetstranslate.com/guides/getting-started/