Compress Video Online
Make room for your video, without losing what matters.
Every great edit starts with a clip.
Drop your video here, or choose one from your device.
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Cut the extra seconds. Find the right frame. Add the finishing touch.
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Your guide to compress video.
Reduce Video File Size Without Visible Quality Loss
A smaller video is useful only if the viewer can still see and hear what matters. Compression reduces the data used to describe the footage; the best settings depend on duration, movement, detail, and the viewing size. Check the result in difficult sections such as small text, dark gradients, or fast camera movement.
Compress Video to a Target Size
Enter the file-size limit you need to meet, rather than guessing how much a percentage slider might save. The available data has to cover the whole timeline and its sound. A longer clip receives fewer bits per second under the same target, so some targets need a shorter duration or a smaller output resolution to remain useful.
When you compress video, choose a section containing the hardest detail in the recording: small lettering, foliage, fast movement, or a dark gradient. Judge those details at the size viewers will actually use. A low-detail opening can look acceptable even when a later scene has lost important information.
Check the actual byte count after download. A target is an instruction to the encoder, while a file picker or upload service evaluates the finished file. If the result needs another adjustment, change one useful parameter at a time so you can tell whether lower resolution, a different bitrate, or less footage improved the tradeoff.
For Email Attachments (under 25MB)
For an email attachment that must stay under 25 MB, choose an appropriate target and leave a little room for the service’s handling of the message. A short excerpt is often more effective than heavily compressing an entire meeting. Inspect the exported file’s actual size before attaching it; the requested target is not itself proof of delivery size.
For Discord & WhatsApp
Messaging services can change their upload limits and may recompress a video after receiving it. Use the destination’s current limit when setting a custom target. Keep your own clean copy before sending, and test text or fine detail in the version a recipient actually sees if readability is important.
For Upload Limits
When a website names a maximum upload size, account for that concrete number rather than assuming every platform uses the same limit. Select a format it accepts as well. If the result is still too large or visibly degraded, shorten the material or reduce dimensions instead of repeatedly encoding the same compressed copy.
Compress Video on iPhone, Android and Desktop
Local processing avoids sending a large private source to a server before it can be reduced. Phones and computers still differ in codec support, memory, free storage, and background-tab behavior. Keep demanding processing in the foreground and ensure there is room to retain the output as well as the original video.
Frequently Asked Questions
How do I compress a video online for free?
Select a local file, set the target size, and choose Compress video. Once processing finishes, compare the actual output size and play the result before downloading or sharing it. The shared free allowance covers six successful tasks per browser each UTC day; unsuccessful or cancelled attempts do not consume a successful task.
Does compression hurt quality?
Compression can reduce detail, especially at aggressive targets. A sensible setting may look very similar at the intended viewing size, but it is not a universal promise of mathematically lossless output. Inspect faces, text, movement, and shadows. When those suffer, allow a larger file, shorten the clip, or reduce the display dimensions appropriately.
Can it handle files over 1GB?
The local workflow can open large supported files without a server-upload gate. A file above 1 GB may still require substantial decoding time and working storage. The result depends on the browser, codec, and chosen settings, so test an actual representative input on the device you intend to use and preserve the original if processing fails.
Shrink It, Then Convert the Format
If the destination rejects the compressed file’s format, use Convert to prepare a compatible container and codec. Keep the already chosen duration and framing. Repeated conversions can accumulate quality changes, so choose the delivery settings deliberately and compare the final file rather than relying on an earlier preview.
Choose a Useful Size Target
Suppose a recording contains a short explanation followed by several minutes of waiting. Trimming the waiting first can improve the result more than forcing the entire file into a tiny target. Once the duration is intentional, choose a resolution that still makes the explanation readable. A talking-head clip and a detailed software tutorial do not need identical settings even if both are delivered to a phone.
For a 25 MB destination limit, leave a little margin rather than aiming at the exact last byte. Review a section with rapid movement and another with fine text. If the target loses important detail, consider a shorter excerpt, a larger permitted delivery method, or a smaller but still readable frame. Avoid repeatedly compressing already degraded copies. Return to the original or a high-quality edited master when you need a different target so the new version is not based on unnecessary previous losses.
Review the Exported Result
Check the actual byte size of the downloaded file. Then play it from beginning to end, checking sound, orientation, duration, and the details that matter to its audience. Seek into the middle and near the end to catch a truncated or malformed output. Compare the difficult passage used while selecting settings, rather than a static opening frame alone. If an already efficient source cannot become meaningfully smaller without an unacceptable quality loss, acknowledge that tradeoff. A finished task is a usable complete video, not merely a smaller blob or a progress bar reaching one hundred percent.
Keep the Source and the Version You Need
A project record and a downloaded media file serve different purposes. The record keeps the chosen tool and editing settings so you can return to recent work. The media file is the actual result you can play or share. Browser storage can retain media when permission and available space allow it, but it is local to that browser and may be cleared. Keep the original source and download important versions instead of treating the recent-project list as a permanent archive.
If a saved record asks you to reselect the source, choose the matching original rather than an unrelated file with a similar name. Check the restored parameters against its duration and dimensions. When continuing in another tool, use the actual finished result if the next operation should build on the changes already made. Starting from the original again would discard those changes unless you deliberately apply them again.