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Fast, modern S3 client for developers.

Browse, preview, upload, and share. Local credential storage and operations advanced previews, bulk operations - wrapped in a sleek desktop experience.

COMING SOON! (OCT 2025)

Stash3.io
The S3 app that works like you.

Stash3.io | Native S3 Client

Stash3 is 🔒⚡️ a native, secure, and blazingly fast S3 client, designed for users who want zero-fuss storage management. Your keys stay local, previews feel instant, and presigned sharing is seamless. A modern UX with true desktop performance.

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Do more with S3.

Reliable object management without the overhead.

Your credentials stay local. We never see or transmit your access keys outside of the SDK.

Open PDFs, HTML, CSV, JSON, and media instantly. View content in-app without downloads or extra tools.

Drag files and folders to start uploading. See clear progress and stay in control throughout.

Create and share expiring links in seconds without exposing sensitive credentials.

Save frequent prefixes as bookmarks. Find buckets and keys instantly with fast type-to-search.

Multiple accounts to switch roles or endpoints instantly without reconfiguring.

Personal (Perpetual)
One-time
£59

All Features — built for solo users with a single set of AWS credentials at one time.

Professional (Monthly)
Most Flexible
£12.99/month

All Features — Multiple AWS credentials at one time.

Professional (Annually)
Best Value
£129/year

All Features — Multiple AWS credentials at one time.

  • Save vs monthly
  • One invoice for the year

All plans include updates. Prices in GBP.

Find out more

Get notified when Stash3 launches and earn access to exclusive pricing options when signing up.

Additional Information