How to Edit Video in Your Browser (Free, No Software)

You shot a clip on your phone, screen-recorded a demo, or pulled footage off a camera, and now it needs trimming, a soundtrack, captions, and a clean export for YouTube. The old answer was to download a multi-gigabyte editor, wait for it to install, and learn a timeline built for film studios. You do not need any of that. A modern browser can run a full timeline editor, decode and re-encode video, generate subtitles from speech, and hand you a finished MP4 — without a single download. This walkthrough shows exactly how to edit video in your browser from raw footage to export, using REQO as the example, with concrete steps for every common task.

Editing in the browser, and why it works now

A browser-based editor loads as a web page. There is nothing to install, nothing to update, and nothing tied to one machine. Because the editor lives at a URL, the same project opens on a Windows laptop at work, a MacBook at home, and a Chromebook in a library — you only need to be signed in. That cross-platform freedom is the whole point: your work is not trapped behind an OS-specific .exe or .dmg.

It also sidesteps the usual friction. No 4 GB installer, no admin password to approve the install, no "this app is from an unidentified developer" warning, no manual updates. You open a tab and you are editing. For anyone on a locked-down work computer or a low-storage device, that is often the only realistic way to edit at all.

With REQO specifically, editing your own footage is free. Trimming, cutting, reordering, transcript editing, captions, and audio swaps cost nothing. The free plan exports with a small REQO badge in the corner; removing it (watermark-free output) is part of Pro at $19/mo. Keep that one distinction in mind and everything below is yours at no cost.

Getting your footage in: record or import

Every edit starts with source material, and there are two ways to get it onto the timeline.

Import existing files

Open the editor, click Import (or drag files straight onto the canvas), and select video, audio, or image files from your device. MP4 and MOV are the safest, most universal formats and upload fastest. Once a file finishes uploading it appears in your media bin; drag it down to the timeline to start editing. You can import several clips at once and stack them in the order you want.

Record straight into the project

If your footage does not exist yet, capture it without leaving the browser. REQO's built-in screen recorder captures your screen, a single window, or a browser tab, with microphone and system audio, and drops the recording directly onto the timeline. That is ideal for tutorials, product demos, bug reports, and talking-head intros — you record and edit in the same place, with no file to find and re-upload.

Trimming the start, end, and middle

Trimming is the first edit almost everyone makes: cutting the dead air at the start where you were getting set up, and the fumbling at the end where you reached for the stop button.

1. Click the clip on the timeline so it is selected (its border highlights).
2. Hover over the left edge of the clip until the resize cursor appears, then drag inward to push the start point later — the footage before that point is hidden, not deleted.
3. Do the same on the right edge to pull the end point earlier and chop off the tail.

To trim a chunk out of the middle — say a long pause or a flubbed sentence — move the playhead to where the bad part begins and split the clip (the scissors / split control), then move the playhead to where it ends and split again. You now have three pieces; select the middle one and delete it. If you want the timeline to close the gap automatically, use a ripple delete so the clips after it slide left to fill the space. Trimming is non-destructive throughout: your original upload is never altered, so you can always drag an edge back out to recover footage you trimmed away.

Cutting and joining clips, and reordering them

Once you have several pieces, editing becomes arranging. Cutting is just splitting a clip at the playhead to create an edit point. Joining happens naturally: place two clips edge to edge on the same track and they play back-to-back as one continuous sequence. To reorder, drag a clip to a new position on the timeline — drop it before or after another clip and the rest shift to make room.

This is how you assemble a video from raw takes: import or record everything, split out the keepers, delete the misfires, then drag the good pieces into the order that tells your story. If you change your mind about the structure, you are one drag away from a different cut. Working on multiple tracks lets you layer too — a screen recording on one video track, a webcam overlay on another, music underneath — and they all stay in sync.

Removing parts and tightening silences

Beyond obvious mistakes, the edits that make a video feel professional are the small removals: the "umms," the breaths, the two-second gaps where nothing happens. The mechanic is the same split-and-delete you already know — split before the dead moment, split after it, delete the middle, ripple the gap closed.

For a talking-head video full of natural pauses, do this pass methodically: play through, and every time the energy drops, mark it, cut it, close it. The result is a tighter, faster video that holds attention. The browser handles each cut instantly because nothing is being re-rendered yet — the timeline only commits to a final file when you export.

Editing by transcript: delete words, footage follows

This is the feature that changes how editing feels, and it is REQO's standout. Instead of hunting through a waveform for the exact frame where you misspoke, you edit the text. REQO transcribes your video's audio into a readable transcript, word by word, each word linked to its moment in the footage.

1. Open the transcript panel for a clip with speech.
2. Read it like a document and find the sentence or phrase you want gone.
3. Select those words and delete them.
4. The matching video and audio are removed automatically — the footage follows the text.

Cutting a rambling intro becomes as easy as deleting a paragraph. Removing every "you know" is a quick find-and-delete. Because you are reading instead of scrubbing, you edit at the speed of skimming a page, and you never have to guess where a cut should land — the words tell you. For interviews, podcasts, tutorials, and any spoken-word video, transcript editing is dramatically faster than dragging on a timeline, and it is free for your own footage.

Adding music and replacing audio

Sound carries a video as much as the picture. To add a soundtrack, import an audio file (MP3 or WAV) and drag it onto an audio track beneath your video. Trim it to length the same way you trim a clip, and drag it along the timeline to line the beat up with your cuts. Lower its volume so it sits under narration rather than fighting it, and add a short fade at the end so the music resolves instead of cutting off abruptly.

To replace audio entirely — swapping noisy on-camera sound for a clean voiceover, for example — mute or detach the original clip's audio, then drop your new track onto a separate audio lane. Because video and audio live on independent tracks, you can keep the picture and rebuild the sound from scratch: a music bed, a voiceover, and a sound effect can all play together, each adjusted on its own.

Adding subtitles and captions

Captions are no longer optional. Most social video is watched on mute, and captions widen your audience to anyone scrolling silently or hard of hearing. In the browser you can generate them automatically rather than typing every line.

1. Choose auto-captions. REQO listens to the audio and produces timed subtitles synced to the speech.
2. Read through and fix any misheard words — automatic transcription is fast but not perfect with names, jargon, or heavy accents.
3. Style them: pick the font, size, text color, and a background or outline so the words stay legible over any footage. Bold, high-contrast captions read best on small phone screens.
4. Decide whether to burn them in (rendered permanently into the video, so they show everywhere with no separate file) or keep them as a layer you can still tweak.

For YouTube you often want burned-in captions for the hook and a separate caption file for the body; for TikTok, Reels, and Shorts, burned-in captions are the norm because the platform players do not always show uploaded subtitle files. Captioning is free on your own footage, so there is no reason to publish without it.

Exporting for YouTube

When the timeline looks right, export turns it into a single shareable file. For YouTube, use these settings:

• Resolution: 1080p (1920×1080) is the reliable standard; choose it unless your source is genuinely 4K and you need the extra detail.
• Format: MP4 (H.264) — the most compatible container and codec, and exactly what YouTube prefers for ingest.
• Frame rate: keep the project at the same frame rate as your source (commonly 30 fps) to avoid stutter.
• Aspect ratio: 16:9 for standard YouTube; switch to 9:16 if you are cutting a Short.

Click Export and the browser renders your edit into a finished MP4 you can download and upload to YouTube. One note on the free plan: exports carry a small REQO badge in the corner. To export watermark-free, upgrade to Pro. (Pro also unlocks the AI Studio — text-to-video, AI avatars, and AI image generation — which is a separate, Pro-only capability, not part of free editing.)

Free utility tools at /tools

Alongside the full editor, REQO offers a set of focused, free utility tools for one-off jobs where opening a whole timeline is overkill. Need to shrink a file that is too big to email or upload? Use Compress Video. Want to reframe a horizontal clip for Shorts? Crop Video does it in a couple of clicks. Got a MOV that a platform rejects? Convert Video turns it into MP4. Each tool runs in the browser, handles a single task fast, and links straight into the editor if you decide the job needs more than a quick fix.

Quick reference: common tasks

Task	How	Tool
Trim start/end	Drag the clip's left or right edge inward	Editor timeline
Cut out the middle	Split before and after, delete the piece, close the gap	Editor timeline
Reorder clips	Drag a clip to a new spot; others shift	Editor timeline
Delete a sentence	Delete the words in the transcript; footage follows	Transcript editor
Add music	Import audio, drop on an audio track, trim and fade	Editor timeline
Add captions	Auto-generate, fix wording, style, burn in	Auto-captions
Shrink file size	Run a one-click compression pass	Compress Video
Reframe / crop	Pick a new aspect ratio and crop area	Crop Video
Change format	Convert MOV/other to MP4	Convert Video
Export for YouTube	1080p, MP4/H.264, 16:9	Editor export

Putting it together

A complete browser edit runs start to finish without a single install: import or record your footage, trim the slack off the ends, split and reorder the keepers, tighten the silences, delete the bad lines straight from the transcript, lay in music, auto-caption and style it, then export a 1080p MP4 for YouTube. The full online video editor handles the assembly, the free tools cover the quick one-off fixes, and editing your own footage stays free — you only reach for Pro when you want watermark-free exports or the AI Studio. Open a tab and start cutting.