Sabay Audio Lab
Browser-powered media tools

Create better audio & video, right in your browser.

Sabay Audio Lab is a growing collection of simple creator tools. Master a song, build a professional video loop, and use future media utilities without installing desktop software.

AVAILABLE TOOLS

Local-first processing

Mastering and video-loop processing are designed to run on the visitor's device, reducing unnecessary uploads and keeping the workflow quick.

Simple creator workflow

Choose a tool from the Home page, load a file, adjust only the controls you need, preview the result and export.

Built to grow

The navigation and tool-card system can add new utilities later without making first-time visitors guess what the website does.

How Sabay Audio Lab works

01 · CHOOSE

Start from Home and choose the media tool that matches your task.

02 · CREATE

Load your own audio or video and tune the result with clear, purpose-built controls.

03 · EXPORT

Preview before exporting. Processing is performed locally whenever the browser supports it.

About this creator toolkit

Sabay Audio Lab focuses on practical browser-based media tools for musicians, video creators and everyday users. Each tool has its own workspace while Home explains what is available, so the site remains understandable as new features are added.

Mastering Studio

1-Tap mastering with 9 studio-grade profiles, A/B preview and transparent limiting.

● WebAudio Engine ● True 3-Band Dynamics ● Transparent Limiter

Drop audio file here
or click to browse

WAV · MP3 · FLAC · AAC
(recommended: WAV/FLAC)

Original0:00 / 0:00
Mastered (Preview)0:00 / 0:00
Original
--
LUFS est.
Mastered target
-14.0
LUFS
Sample peak
--
dBFS
Mastering Presets (BandLab-style)
9 tuned profiles optimized for loudness, clarity and musicality.
Ready. Load a song to master.
Mastering Controls (Manual / Advanced)
Every slider below changes the real live DSP and the exported WAV.
Input Gain0.0 dB
Low EQ0.0 dB
Mid EQ0.0 dB
High EQ0.0 dB
Comp Threshold-22 dB
Comp Ratio1.5:1
Saturation0%
Stereo Width100%
VIDEO TOOL

Professional Video Loop

Choose exact in/out points, repeat count and synchronized audio/video crossfade. Preview and export locally as WebM.

● Local processing ● No upload ● WebM export
Drop video file here
or click to browse
MP4 · WebM · MOV (browser-decodable)
0:00.00:00.0
Auto seam start0.35s
Locked for consistent A/V loop smoothing
Loop end0.0s
Repeats3×
Load a video to begin.

Tips for a smooth loop

Pick start and end frames with similar camera position, subject motion and brightness. Short ambient shots, animated backgrounds and slow camera moves usually loop more naturally. “Fade to black” can hide a difficult cut, while “Clean cut” works best when the first and last frames already match.

100% LOCAL PROCESSING

Relax Video Maker

Create long relaxing videos from already-looped clips, images, original clip audio, background music, nature sounds and professional titles. Files stay on this device.

No upload · No render server

1. Source Media

LOOP-READY · REPEAT TO DURATION
No media added yet.

2. Audio Mixer

ORIGINAL AUDIO SUPPORTED

3. Output Settings

Loop-ready video sources repeat continuously until the selected duration. Cross dissolve is only used between different playlist items.

Live Preview

16:9 · 1920×1080

4. Title Designer

5. Create Video

Local browser render. WebCodecs capability is detected; MediaRecorder remains the compatibility export path in this build.

Media
0 items
Format
16:9 · 1080p
Audio
Original ON
Engine
Checking…
Add at least one image or video to begin.

Source-first workflow

Video clips play once in playlist order. Use already-looped source footage when you need a seamless repeating visual.

Original audio mixer

Embedded video sound can be kept and mixed with optional music and nature SFX without uploading files.

Local and private

Selected media is processed by browser APIs on this device. Keep this tab open until the local export finishes.