Merge Audio Files — Free Online Tool

Merge Audio Files. Combine several audios into one, in the order you choose. Mixes different formats. No sign-up, no ads, 100% client-side.

🌐 Demo en vivo / Live demo: miguelacm.es/tools/audio-merger

---

✨ Features

• ➕ Any order: Drag to reorder and concatenate into one file.
• 🔁 Mixed formats: MP3 plus WAV plus OGG? It just works.
• 🔒 100% private: Merging runs locally with FFmpeg.wasm.

---

🚀 Quick start

git clone https://github.com/m-a-c-m/AudioMerger.git
cd AudioMerger
npm install
npm run dev

Open http://localhost:3000.

Environment variables (optional)

NEXT_PUBLIC_SITE_URL=https://miguelacm.es/tools/audio-merger
NEXT_PUBLIC_EMBED_URL=https://miguelacm.es/embed/audio-merger

---

📦 Embed on your website

<iframe
  src="https://miguelacm.es/embed/audio-merger"
  width="100%"
  height="700"
  style="border:none;border-radius:12px;"
  title="Merge Audio Files — miguelacm.es"
  loading="lazy"
></iframe>

Link with attribution (recommended for backlink)

<a href="https://miguelacm.es/tools/audio-merger" target="_blank" rel="noopener">
  Merge Audio Files — free tool by MACM
</a>

💡 The link option generates a real backlink that benefits the project.

---

🛠 Tech Stack

Technology	Version	Purpose
Next.js	16	React framework
TypeScript	5	Type safety
Tailwind CSS	4	Styling
react-icons	5	Icons
@ffmpeg/ffmpeg	—	Core logic
@ffmpeg/util	—	Core logic

---

📄 License

MIT © Miguel Ángel Colorado Marin (MACM)

Built with ❤️ by MACM — Full Stack Developer & Cybersecurity Specialist from Guadalajara, Spain.

• 🌐 Portfolio: miguelacm.es
• 💼 LinkedIn: linkedin.com/in/macm
• 🐙 GitHub: github.com/m-a-c-m