App vs Program

When to use each in English, with meaning, register, and examples.

App

Top 1,000 (very common)A2noun

Program

Top 1,000 (very common)A2noun
 AppProgram
Pronunciation🇬🇧 /["/æp/"]/🇺🇸 /["/æp/"]/🇬🇧 /["/ˈprəʊɡræm/"]/🇺🇸 /["/ˈprəʊɡræm/"]/
MeaningA computer program for a phone or tablet.A set of instructions that tells a computer what to do.
ExampleYou first need to **install the app** on your device.I have to write a program for my computer science class.
RegisterNeutralNeutral
How commonTop 1,000 (very common)Top 1,000 (very common)
CEFR levelA2A2
Part of speechnounnoun
Collocationsdownload an app, mobile app, app store, social media appcomputer, software, analysis, run, use, create, crash, allow something, contain something, file, in a/​the program, program for
Antonymsdisapplication, removalmalfunction, failure
Common mistakesConfused with 'application' – apps are usually referring to mobile or web programs., Using 'app' in a context where a formal term like 'software' is more appropriate.Confused with 'programme' (British spelling), Using 'program' instead of 'programming' in verb forms, Mixing up 'program' with 'application' when referring to software
Usage notesCommonly used in tech and daily conversation about mobile devices. Avoid in formal writing unless specifically discussing technology.Used in both formal and informal contexts, 'program' can refer to software or a schedule of events. In informal settings, it may imply coding or creating software.

Frequently asked questions: App vs Program

What's the difference between App and Program?

App: A computer program for a phone or tablet. Program: A set of instructions that tells a computer what to do.

Are App and Program the same CEFR level?

App: A2, Program: A2 on the CEFR scale.

Can I use App and Program interchangeably?

Not always. App and Program are related and overlap in some contexts, but they differ in register, how common they are, and usage, so swapping one for another can change the meaning or tone. Check the differences above before substituting.

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