Free File Sharing Without Sign Up — Best Options in 2026

You have a file to share. You find a service, click upload, and immediately hit a registration wall: name, email, password, confirm email, agree to marketing. By the time you are done, you could have walked the file over on a USB stick.

This guide covers why most services force you to create an account and which ones let you skip that step entirely.

Why most file sharing services require accounts

From the service's perspective, accounts solve three problems: identity (who uploaded this?), abuse prevention (block repeat offenders), and monetisation (convert free users into paying customers). The trade-off is friction. Every registration form is a drop-off point, and for a one-time file transfer, creating an account feels disproportionate.

WeTransfer no longer requires an account for basic transfers, though its free tier is limited to 3 GB per transfer, 10 transfers per month, and a 3-day expiry. Other services, like Dropbox Transfer, still require a full account. The trend is toward more restrictions on free tiers, even when sign-up is not required.

Services that do not require sign up

A few services still let you share files without a full account. Here are the most reliable options in 2026:

• sto.care — Upload up to 5 GB, verify your email (no account created), get a shareable link. Files expire in 7 days.
• SwissTransfer — Up to 50 GB per transfer, no account. Files expire after 30 days with a 250-download limit per transfer. Ad-supported with a less minimal interface.
• Wormhole.app — End-to-end encrypted. Up to 5 GB with server storage (24-hour expiry), or up to 10 GB in peer-to-peer mode (both parties must stay online).
• file.io — Single-download links, up to 2 GB free. The file is deleted after the first download.

Each has trade-offs. SwissTransfer shows ads. Wormhole requires both parties online for P2P mode. file.io deletes after one download, which can be frustrating if the recipient has connection issues.

sto.care — the simplest option

sto.care was built specifically for the use case of “I need to send this file to someone, right now.” There is no account system. The email verification step exists solely to prevent abuse — it does not create a profile, it is not used for marketing, and the email is deleted within 30 days.

Key differences from other no-sign-up services:

• 5 GB limit — larger than most free tiers
• No ads — clean, distraction-free interface
• 7-day expiry — long enough to be useful, short enough to be safe
• AES-256 encryption — files are encrypted at rest on AWS S3
• Multiple downloads — the recipient can download more than once within the 7-day window

How it works

The entire process takes under two minutes for most file sizes. Here is what happens:

1. Go to sto.care and drop your file on the upload area. Any file up to 5 GB is accepted (some executable formats are blocked for security).
2. Enter your email address. You will receive a one-time verification link.
3. Click the link in your email. You will see your shareable download URL.
4. Copy the URL and send it to your recipient via any channel — email, Slack, WhatsApp, SMS. They click it, the file downloads. No sign-up on their end.

For a more detailed walkthrough, see our complete guide to sending large files.

Security considerations

Sharing files without an account does not mean sharing files without safety. When choosing a no-sign-up service, check for:

• Encryption in transit — the connection between your browser and the server should use TLS (look for the padlock in your address bar).
• Encryption at rest — the file should be encrypted on the server, not stored in plain text.
• Automatic expiry — files should be deleted after a set period. Indefinite storage increases the risk window.
• No third-party tracking — check the privacy policy. Some “free” services monetise by selling usage data.
• Clear privacy policy — the service should tell you exactly what data it collects and how long it keeps it. See the sto.care privacy policy as an example.

FAQ

Can I share files without creating an account?

Yes. Services like sto.care let you upload and share files with only an email verification step — no account, no password, no profile. The email is used once for verification and never for marketing.

Is anonymous file sharing safe?

It depends on the service. Look for TLS encryption, automatic file expiry, and a clear privacy policy. sto.care deletes all files after 7 days and encrypts data at rest with AES-256.

What happens to my email after I share a file?

On sto.care, your email is retained for a maximum of 30 days and then permanently deleted. It is never shared with third parties or used for marketing. Full details are in the privacy policy.