EchoWave

EchoWave is an online platform that provides a free and simple video and audio editing experience entirely within a web browser, eliminating the need for software downloads or installations. The core functionality centers on transforming audio content—such as podcasts, music, or voice recordings—into visually engaging waveform videos that can be shared across social media platforms like Facebook, Twitter, and Instagram. Users can upload an audio file and automatically generate a dynamic waveform animation overlaid with customizable colors, backgrounds, and text. Beyond waveform creation, EchoWave offers a suite of essential video editing tools designed for content creators who need quick, browser-based solutions. The Video Editor allows users to trim, cut, crop, and resize footage to fit the specifications of different social channels, such as vertical videos for TikTok or square formats for Instagram. A dedicated Add Subtitles feature automatically generates captions for spoken content, supporting multiple languages and adjustable timing, which helps improve accessibility and viewer engagement. The Crop Video tool enables precise aspect ratio adjustments, while Compress Video reduces file sizes without noticeable quality loss, making uploads faster and storage more efficient. The Cut Video tool lets users remove unwanted segments with simple start and end markers. Additionally, EchoWave provides effects, filters, overlays, and text elements that users can drag and drop onto their timelines. All processing happens on the server side, so performance remains stable even on lower‑end devices. The platform is designed for both beginners and experienced editors who want a lightweight alternative to desktop software. It supports common input formats like MP4, MOV, AVI, MP3, W