Frequently Asked Questions

Yes — uploading and sharing is completely free. You can upload files as a guest without even creating an account. Register a free account and get 10GB permanent storage with no time limit.

Free account upload limit: 10 GB. Premium accounts allow up to 10 GB per file.

No account is required to upload and share files. Guest uploads are anonymous and require no registration.

However, registering a free account gives you 10GB permanent storage, access to the affiliate program, file management, and no auto-deletion of your files.

• 🕐 Guest uploads: kept for 10 days
• ✅ Free registered account: permanent — files never auto-deleted
• ⚡ Premium account: permanent with priority storage and no limits

We accept the following file types: Any.

If you need to upload a file type not listed, contact us and we'll review it.

Synclyz supports multiple upload methods:

• 🖱 Browser drag & drop — click or drag files directly
• 📦 Multi-file batch upload — select many files at once
• 🔗 Remote URL upload — paste a URL and we fetch it
• 📡 FTP upload — for power users and large transfers
• 💻 API upload — programmatic integration via REST API

Yes — limits depend on your account type:

• 👤 Guest / Free account: up to 10 GB per file
• ⭐ Premium account: up to 10 GB per file

Upgrade to Premium to unlock the maximum file size.

After uploading, you receive a unique short URL for every file (e.g. synclyz.com/abc123). Share this link anywhere — no account required for the person downloading. You can also set a password on any file for private sharing.

Guest uploads: use the delete link you received after uploading (format: synclyz.com/abc123~d). Registered accounts can manage and delete files from your file manager.

Zero-knowledge encryption means your files are encrypted using AES-256 before they leave your device. Only you hold the encryption key — not even Synclyz staff can access the contents of your files. Your data is fully private by design.

No. We operate a strict No User Data Sharing policy. Your files and personal information are never sold, rented, or shared with third parties. See our Privacy Policy for full details.

Yes. All connections to Synclyz use HTTPS / TLS encryption in transit. Combined with AES-256 at rest, your data is protected at every stage of transfer and storage.

Yes. Any file can be protected with a password. Only users who know the password can access the file — even if they have the link. Set a password from your file manager or at the time of upload.

Share your unique referral link. When someone creates an account and purchases a premium plan through your link, you earn a percentage of that sale — this is the Pay Per Sale (PPS) model. Earnings are credited to your account instantly and can be withdrawn at any time.

No. There is no minimum withdrawal threshold. You can request a payout at any time, for any balance. Withdrawals are processed to your preferred payment method.

Log in to your account and visit the Rewards Dashboard. Your unique referral link is displayed there along with your real-time stats: clicks, signups, conversions, and total earnings.

Current rates are displayed in your Rewards Dashboard once you are logged in. Rates may vary by plan type and volume. Visit the Affiliate Program page for full details.

Any registered Synclyz user can participate. Simply create a free account and your referral link is immediately available. No approval process required.

Yes — our Reseller Program allows you to purchase discounted voucher codes in bulk and resell premium access to your own customers. Discounts range from 10% to 50% depending on volume. Contact us to apply.

Premium unlocks:

• ⚡ Maximum download speed — no throttling
• ⏱ No waiting timer — instant downloads
• 🚫 No advertising — clean interface
• 📁 Larger file size limit — up to 10 GB
• 🔒 Priority storage — files never auto-deleted
• 💬 Premium support — faster response times

Visit the Upgrade page and choose a plan that suits you. We accept multiple payment methods. Plans are available as monthly or longer subscriptions — longer plans offer better value per day.

Yes. On the Upgrade page, scroll down to find the Voucher Code field. Enter your code and click Apply — the discount will be applied to your order automatically.

We accept return requests within 15 days of purchase. Please contact us via email at admin@synclyz.com or through the Contact Form. See our Refund Policy for full details.

We support multiple payment gateways including PayPal and card payments, depending on your region. An alternative order link via our blog is also available on the Upgrade page for additional payment options.

Your account reverts to the free tier automatically. Your files are not deleted — they remain accessible. You'll see ads again and download speeds return to the standard rate. You can upgrade again at any time to restore premium features.

Synclyz provides S3-compatible object storage for developers, businesses, cloud applications, media libraries, backups, and automated workflows. You can connect any software that supports the S3 protocol.

The Synclyz S3 endpoint is:

https://s3.synclyz.com

Use this endpoint when configuring S3-compatible software, backup systems, file managers, and cloud applications.

Yes. Synclyz is fully compatible with Rclone for file synchronization, migration, backups, automation, and remote storage management.

Yes. You can create multiple buckets to organize files, backups, media assets, application data, customer files, and project resources.

Files are stored using bucket-based paths:

https://s3.synclyz.com/bucket-name/file.ext

Access permissions depend on your bucket and sharing configuration.

Yes. Many applications that support Amazon S3 APIs can connect directly to Synclyz, including backup tools, file managers, CMS platforms, automation systems, and developer frameworks.

Yes. Synclyz offers S3-compatible object storage suitable for cloud backups, file hosting, media delivery, application assets, developer workflows, and business storage use cases.

Yes. Most backup software supporting the S3 protocol can automatically upload, synchronize, and restore data using Synclyz object storage.

Total Data Freedom. We’ve migrated to Scaleway to bring you the power of Unlimited Bandwidth across their high-performance European network. With a focus on speed and data sovereignty across Paris, Amsterdam, Warsaw, and Milan, your data stays fast, secure, and completely unrestricted.

Yes. Synclyz provides a full REST API for file upload, management, and download. You can integrate Synclyz directly into your own application. See the API Documentation for endpoints, parameters, and example responses.

Yes. Use the Link Checker tool — paste up to 200 Synclyz URLs (one per line) and we'll check each one and report whether it's active or expired.

Yes. In your file manager, use the Remote URL Upload feature — paste a direct file URL and Synclyz will fetch and store the file for you automatically. This works for any publicly accessible file URL.