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Prepositions with product names

For iPhone or of iPhone?

For iPhone is the usual phrase for products or software designed to work with an iPhone. Of iPhone is uncommon except in phrases referring to parts or features of the device.

Quick answer

Choosing the correct preposition with iPhone

Use for iPhone for compatibility or intended use. Use of the iPhone when talking about features, design, or ownership relations.

This lens attachment is for iPhone cameras.
They released a new game for iPhone users.
The battery of the iPhone lasts all day.

Choose the pattern by meaning

These forms are not interchangeable. Choose the construction by meaning, not by which preposition appears most often.

1
for iPhone

Describing compatibility

For iPhone is common with accessories, apps, and services.

We bought a microphone for iPhone recording.
The company created a payment app for iPhone.
2
case for iPhone

Naming accessories

Many accessory descriptions use for iPhone.

She ordered a waterproof case for iPhone travel.
This charger for iPhone supports fast charging.
3
of the iPhone

Talking about features or parts

Of the iPhone refers to something belonging to the device.

The screen of the iPhone was replaced.
The design of the iPhone changed this year.

See the difference in context

The same subject can take different constructions because each sentence answers a different question.

Construction
Example
Meaning
for iPhone
This app was built for iPhone.
Shows intended use or compatibility.
of iPhone
The camera of the iPhone performs well.
Refers to a feature or property of the device; usually used with the article the.
on iPhone
I edited the video on iPhone.
Shows the device used for an action.

Common mistakes

Some combinations appear in real text but do not mean what learners often assume.

Using of iPhone for compatibility

Use for iPhone for products made to work with the device.

✕ a charger of iPhone ✓ a charger for iPhone

Leaving out the article after of

English usually uses of the iPhone.

✕ the screen of iPhone ✓ the screen of the iPhone

Using for to describe a device feature

For does not express possession or part-whole relationships.

✕ the battery for the iPhone is stronger ✓ the battery of the iPhone is stronger

Quick practice

Choose the expression that matches the intended meaning.

1. This app was designed ___ iPhone users.
2. The camera ___ the iPhone has improved.
3. She watched the presentation ___ her iPhone.

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Frequently asked questions

Is for iPhone commonly used?

Yes. It is standard for accessories, apps, and products made for the device.

Why is of iPhone less common?

English usually uses of the iPhone only when discussing a feature, part, or characteristic of the device.

Can I say app of iPhone?

No. Standard English uses app for iPhone or iPhone app.

for, admission, of, admission "for adoption", "of adoption" or "to adoption"? "for answer" or "of answer"? "for approval" or "of approval"? for, at, after, to or before lunch? "for breakfast" or "after breakfast"? "for collection" or "of collection"? "for dad" or "with dad"? for, during, in, of or with period? "for enforcement" or "of enforcement"? "for examination" or "of examination"? "for generation" or "of generation"?

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