Synonyms of add-on

add-on

noun

ˈad-ˌän 

as in option

something that is not necessary in itself but adds to the convenience or performance of the main piece of equipment

a blow-dryer that comes with a couple of add-ons for people who are serious about styling their hair

Synonyms & Similar Words

• option
• accessory
• appliance
• adapter
• appendage
• adjunct
• attachment
• additive
• equipment
• enhancement
• accoutrement
• accompaniment
• complement
• amenity
• supplement
• subsidiary
• filler
• auxiliary
• furnishings
• extra
• incidental
• luxury
• ornament
• trappings
• embroidery
• adornment
• decoration
• trimming
• appurtenances
• embellishment
• garnish
• paraphernalia
• frill
• nonessential
• trim
• habiliment(s)
• nonnecessity
• doodad
• bells and whistles

Antonyms & Near Antonyms

• essential
• requirement
• necessity
• requisite

Example Sentences

Recent Examples of add-on

Universal Studios will sell front-of-the-line access as an add-on to a daily ticket — but not yet. — Todd Martens, Los Angeles Times, 31 Aug. 2026

On Prime Video, HBO Max will be offered as an add-on subscription in Standard or Premium Tier. — Naman Ramachandran, Variety, 31 Aug. 2026

Current options range from add-on urine analyzers under $100 to premium fixtures costing thousands. — Hanna Wickes, Fort Worth Star-Telegram, 27 Aug. 2026

ScreenPal offers a more substantial video editor as a premium add-on, with features including live video annotation, green-screen filters, and access to asset libraries. — Jordan Minor, PC Magazine, 27 Aug. 2026