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We built NoStorePDF with a strict local-first architecture. It is the definitive privacy-first alternative to iLovePDF, Smallpdf, PDF24, and Adobe Acrobat Online. No hidden servers, no cloud storage, no compromised privacy.
Unlike traditional PDF editors, your files are never uploaded to any remote server. Every single byte remains on your computer throughout the entire process.
We have no databases storing your sensitive documents. Once you close your browser tab, all temporary local processing data is completely erased.
Powered by next-generation WebAssembly (WASM), we bring enterprise-grade processing logic directly into your browser for instant, secure execution.
Make your audio faster or slower.
Please wait while the tool is being prepared.
Provide the track you want to speed up or slow down.
Choose your desired multiplier, such as 1.5x or 0.75x.
Click apply to rewrite the audio timing locally.
Save the speed-adjusted audio directly to your device.