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Free SPH File Online Tools

Our sph file tools & apps are online and free, that does not required any registrations and even no installations on your system. 100% free and online .sph apps. You can conver, view, edit, merge and split your nist sphere audio file (.sph) file formats from any device with a modern browser like Chrome, Opera and Firefox.

Free Online SPH Tools & Apps

Access powerful and secure free online SPH tools to convert, view, edit, merge, split, and compare SPH files — all without installing any software. Our tools support the .SPH (NIST SPHERE Audio File) file extension and run smoothly in any modern browser.

Select a tool below to explore features and manage your SPH files directly from your device with ease.