| 100% | TTY | 3 | Telephone device used less widely since the invention of smartphones (Abbr.) |
| 32% | AGAMOTTO | 8 | Device used to hold the time stone, Eye of __ |
| 32% | VANES | 5 | Devices used to indicate the direction of the wind |
| 32% | MUTE | 4 | Device used to muffle the sound of a musical instrument |
| 31% | IPHONE | 6 | Device used with the actions at the ends of the starred answers |
| 30% | PRESS | 5 | Device used to squeeze grapes during the early stages of the wine making process |
| 30% | RABBITFUR | 9 | The pelt of a bunny, once used widely in fashion |
| 30% | GPS | 3 | Smartphone feature used in place of a paper map: Abbr. |
| 30% | IRONORE | 7 | Raw source of the most widely used metal |
| 29% | CGI | 3 | Type of effects used in the "Avatar" films: Abbr. |
| 29% | NORIA | 5 | Buckets-on-a-wheel device used to raise water since the 4th century BC |
| 28% | TUNER | 5 | Device that Elton John might use to adjust the musical pitch of a piano |
| 28% | PASIV | 5 | ___ Device, gadget from "Inception" that is used to enable dreams for the subject: Abbr. |
| 28% | TARRAGON | 8 | Aromatic perennial herb of the daisy family widely used in classic French cooking |
| 28% | WAPITI | 6 | Name of the oldest US Forest Service ranger station used continuously since 1903 |
| 28% | RADAR | 5 | Aircraft equipment used to determine the range and velocity of oncoming objects: Abbr. |
| 28% | CATSCAN | 7 | Kind of X-ray used to study the human brain: 2 wds., abbr. |
| 27% | OBO | 3 | Letters following the price of a used car: Abbr. |
| 27% | ROLEREVERSAL | 12 | Plot device used in "Freaky Friday" ... or a hint to the interior of 20-, 26- or 42-Across |
| 27% | PCBS | 4 | Chemicals used in the manufacture of plastics: Abbr. |
| 27% | INT | 3 | Money paid for the use of money: abbr. |
| 27% | KMH | 3 | A unit of speed which is the most commonly used throughout the world: Abbr |
| 27% | OBO | 3 | Letters following the price of a used car, maybe: Abbr. |
| 27% | INTERNET | 8 | Notable invention from the 20th century, that is a "network of networks", connecting devices worldwide |
| 27% | PDA | 3 | Device used before smartphones |
| 27% | FIB | 3 | Invention of little consequence |
| 27% | PCT | 3 | Abbr. used often in reporting the results of the 2016 presidential election |
| 26% | PLANE | 5 | Invention of the Wright brothers |
| 26% | WINCHESTER | 10 | Lever-action repeating rifle widely used in the US during the second half of the 19th century |
| 26% | COMPUTER | 8 | Device used to surf the web |