Downloaded a video on your Mac? 6 ways to transfer it to your iPhone

The six options at a glance

First, check the format

Most “it won't play” problems are about the container, and they are worth sorting out before you move anything. The iPhone's own player handles MP4, M4V and MOV files with H.264 or HEVC video. It does not open MKV or WebM files.

If the video inside an MKV is already H.264 or HEVC, you don't need to re-encode it. Repackaging it as MP4 takes seconds and loses nothing:

brew install ffmpeg

# H.264 video: copy the streams into an MP4 container
ffmpeg -i input.mkv -c copy -sn output.mp4

# HEVC video: same, plus the tag Apple players expect
ffmpeg -i input.mkv -c copy -sn -tag:v hvc1 output.mp4

-c copy copies the video and audio as they are. -sn leaves out subtitle tracks, which often can't be carried over into MP4. If the video is VP9 or AV1 inside WebM, repackaging won't help; play it with VLC instead.

1. AirDrop: quickest for a single MP4 or MOV

1. In Finder on the Mac, Control-click the video and choose Share → AirDrop.
2. Pick your iPhone. MP4 and MOV videos go into the Photos app.

What it needs: Wi‑Fi and Bluetooth on for both devices, and the two close together and awake.

Where it falls short: Photos doesn't take MKV or WebM, so for those the iPhone asks which app should open the file and you need a player installed first. Apple describes AirDrop as best for a small selection of files; a long video takes a while, and you have to keep both devices nearby until it finishes.

2. Finder: a cable, and no surprises

1. Connect the iPhone to the Mac with a cable and select it in the Finder sidebar.
2. Open the Files tab. It lists the apps on the phone that accept files, such as VLC.
3. Drag the videos onto the app. They show up inside that app on the iPhone.

Good to know: after the first connection you can turn on “Show this iPhone when on Wi‑Fi” and skip the cable next time, although syncing over Wi‑Fi is slower. Finder can also sync movies into the Apple TV app, but it skips files the iPhone can't play, and MKV is one of them.

Where it falls short: you need the cable to hand, and a player app on the phone for anything that isn't MP4 or MOV.

3. iCloud Drive: no cable, but it goes through the internet

1. On the Mac, drag the video into iCloud Drive in Finder and let it upload.
2. On the iPhone, open the Files app, find the video and tap it to download.

Where it falls short: the file is uploaded and then downloaded again, so big videos are slow, and it counts against your iCloud storage (5 GB on the free plan).

4. VLC's Wi‑Fi upload: the easy route for MKV

1. Install VLC on the iPhone. Open its Network tab and turn on Sharing via WiFi. VLC shows a web address.
2. Type that address into a browser on the Mac and drop your videos onto the page.

Good to know: VLC plays MKV, WebM and most other formats, so there is nothing to convert.

Where it falls short: keep VLC open on the phone until the upload finishes, and both devices have to be on the same Wi‑Fi.

5. Stream from the Mac: nothing to copy

1. On the Mac, open System Settings → General → Sharing and turn on File Sharing. Add the folder that holds your videos.
2. On the iPhone, open the Files app, tap the ⋯ button on the Browse screen, choose Connect to Server and enter smb:// followed by the Mac's name or IP address.
3. Open a video. Files plays MP4 and MOV directly; for other formats, browse the same share from VLC.

Where it falls short: it takes a few minutes to set up, the Mac has to stay awake, and it only works while you are on the same network.

6. Vidnip for iPhone: for videos Vidnip downloaded

If the video came from the web and you saved it with Vidnip for Mac, the free Vidnip iPhone app already knows about it. Pair the phone with the Mac once, and the Media tab lists what Vidnip has downloaded. Tap a video and pick how to use it:

• Download to iPhone copies the file over Wi‑Fi and checks it with SHA‑256, so you can watch it offline or save it to Photos.
• Play on iPhone (stream) plays it straight from the Mac, with AirPlay to a TV if you want a bigger screen.
• Play on Mac opens it on the Mac's screen and turns the phone into the remote.

For MKV and WebM files the app offers Convert to MP4 on Mac (lossless remux), the same repackaging as the ffmpeg command above, without the terminal.

Which one should you use?

• One MP4 or MOV, right now: AirDrop.
• A batch of MKV files for a trip: VLC's Wi‑Fi upload, or Finder with a cable.
• Watching at home without filling the phone: stream over File Sharing.
• Videos you download from the web with Vidnip: Vidnip for iPhone.

Common questions