Guides
Make video small,
and know why it worked.
Every size limit here is checked against the platform's own help pages and dated. No filler, no "top 10 apps" lists.
How to compress a video on Android without losing quality
Phones record video with far more data than a phone screen can show. Here's how to remove the part you'll never see — and keep the part you will.
Read the guide →- WhatsApp
How to send a long video on WhatsApp (the 16 MB limit, explained)
WhatsApp has two limits, not one — and which you hit depends on a single tap. Here's how to get any video through, and what each route costs you.
- Discord
Video too big for Discord? How to fit the new 20 MB limit
Discord doubled the free limit in August 2026, then quietly made it stricter on phones. Here's what changed, and how to get a clip through on the first try.
- Email
How to email a large video: Gmail, Outlook and Yahoo limits
Email is the oldest way to send a video and still the strictest. Here are the real limits for each provider — and the reason a file that looks small enough sometimes isn't.
- Codecs
H.264 vs H.265 (HEVC) vs AV1: which codec should you use for phone videos?
The codec decides how much quality you get per megabyte. Here's what the three that matter actually trade — and why "the newest one" isn't always the right answer.
- Privacy
Are online video compressors safe? What happens when you upload a video
A "free online compressor" usually means a copy of your video on a stranger's server. Here's what an upload involves — and how to check any tool in two minutes.
- Tool
Video size calculator
Work out the bitrate that fits a video under any cap — or how big a video will be at a given bitrate.