A spreadsheet app: row/col insert/delete/copy/paste, formulas w/ real-time updates, auto-row-col fills, insert timestamp/camera-barcode/lat-lon, import/export, send email, view/save color plots to png or send to email, partial Excel support. Try free lite version, read Help and Version History docs please (in menus).

TooDo is a free Android application which enables the owner to manage smartly all the things he needs to be done, at the palm of your hand.