Key takeaways
- 1Email attachments cap at ~25 MB across Gmail/Outlook/most enterprise mail — useless for design exports or video.
- 2Google Drive is great for internal collab but the google.com link reads as informal for client delivery.
- 3Dropbox Transfer is a clean middle ground if you already use Dropbox, but there's no custom domain.
- 4WeTransfer's free tier is useful for occasional sends, but it is capped at 10 transfers or 3GB every 30 days.
- 5Branded delivery (custom domain) is the only option that puts your studio name in the URL itself.
Sending large files to clients sounds simple until it isn't. Attachments get rejected, download links expire without warning, and clients end up confused about which version to use. Here's an honest comparison of five methods — so you can pick the one that actually fits your workflow.
1. Email Attachment
The default choice for most people, and the worst one for large files.
| Pros | Cons |
|---|---|
| Familiar to everyone | Hard 25MB limit on most providers |
| No additional tools needed | Files get buried in email threads |
| Delivery confirmation via read receipts | No version control or organization |
Verdict: Works for small documents. For anything over 10MB, you'll hit friction fast. The 25MB ceiling from Gmail, Outlook, and most enterprise email providers means design exports, video files, and archive bundles are immediately off the table.
2. Google Drive
Google Drive is excellent for internal collaboration. For client delivery, it's a mixed bag.
| Pros | Cons |
|---|---|
| 15GB free storage per account | Requires Google account for full access |
| Real-time collaboration features | Shared folders can get messy over time |
| Good file organization | No branding — links show google.com |
Verdict: Strong for internal teams. For client delivery, sharing a google.com folder link feels informal. Clients occasionally hit permission errors, and there's no way to control what happens after the project ends — old links remain active indefinitely unless manually revoked.
3. Dropbox Transfer
Dropbox Transfer was built specifically for one-way file delivery, which makes it a step up from shared folders.
| Pros | Cons |
|---|---|
| Clean recipient experience | 2GB limit on free plan |
| Download tracking available | Links expire after 7 days (free) |
| No Dropbox account required for recipients | No custom domain support |
Verdict: A solid middle-ground option. The free tier is limited enough that regular users will hit the ceiling quickly. The recipient experience is clean, but every link reads as dropbox.com — which may not align with the professional image you want to project.
4. WeTransfer
WeTransfer has been the go-to for creatives for years, and the free tier is genuinely generous.
| Pros | Cons |
|---|---|
| 10 transfers or 3GB every 30 days on Free | Free/Starter transfers are short-lived |
| No account required for recipients | No branding on free tier |
| Simple, clean interface | No custom-domain client handoff |
Verdict: Great for one-off transfers when you don't care about the experience on the other end. The current Free plan is useful for occasional sends, but Free and Starter are still built around rolling transfer allowances and short availability windows. Ultimate solves volume; it still doesn't make the client link come from your own domain.
5. BulkShare (Branded File Delivery)
Built for professional client delivery with branding and control at the core.
| Pros | Cons |
|---|---|
| Custom domain support (files.yourstudio.com) | Free tier has storage limits |
| Password protection and expiry controls | Requires account setup |
| Open and download tracking per link | Overkill for personal one-off transfers |
| Organized dashboard for recurring clients | — |
Verdict: The right tool when client perception matters. Sending a link from your own domain instead of a generic transfer service is a small detail with an outsized effect on how professional your delivery feels. Analytics, password protection, and expiry windows make it suitable for sensitive or time-bound deliverables.
Which Method Should You Use?
The honest answer depends on your context:
- Quick personal transfer under a few GB: WeTransfer free tier is fast and zero-friction if you stay within the 30-day allowance.
- Internal team collaboration: Google Drive is hard to beat.
- Occasional client handoffs, modest volume: Dropbox Transfer is clean and simple.
- Professional recurring client delivery: Branded delivery via BulkShare — the link itself communicates quality before the client downloads a single file.
For agencies and freelancers who deliver to clients regularly, the brand perception angle isn't cosmetic. A client receiving a link from files.yourstudio.com gets a fundamentally different first impression than one clicking through to a third-party transfer service. The file is the same. The signal is different.
Frequently asked questions
What's the maximum file size you can send via email?
Gmail caps at 25 MB per attachment, Outlook at 20 MB, and most enterprise providers between 10–25 MB. Anything above that gets bounced back or auto-converted to a Drive link by Gmail. For design files, video, or archive bundles, email is functionally not an option.
Is Google Drive secure for sending client files?
Google Drive uses TLS in transit and AES-256 at rest, which is fine for non-sensitive work. The risk is operational, not cryptographic — shared folder links remain active indefinitely unless manually revoked, and anyone with the link can usually access the files. For sensitive deliveries, password-protected links from a tool like BulkShare or Dropbox Transfer give tighter control.
How do I send a 10 GB file to a client?
Email won't work. Most consumer cloud tools cap below 10 GB on free plans. Realistic options: WeTransfer Starter/Ultimate depending on transfer allowance, MASV (pay-per-GB), Smash (unlimited size with throttled speed), or BulkShare Pro (100 GB total storage, no per-file cap). For recurring 10 GB+ deliveries to the same client, a tool with branded delivery + analytics beats reset-each-time transfer services.
What's the most professional way to send files to a client?
A link from your own domain. Custom-domain delivery (e.g., files.your-agency.com) reads as more intentional than a third-party transfer service URL. Add password protection for sensitive files, an expiry that matches the project lifecycle, and a short note explaining what's included. The combination signals care without being heavy-handed.
Sources & further reading
- Gmail attachment size limits — Google
- Outlook attachment limits — Microsoft
- Dropbox Transfer plan limits — Dropbox
- WeTransfer subscription plans — WeTransfer Support
- WeTransfer transfer limits — WeTransfer Support
Stop chasing "did you get it?" replies.
Branded link clients click first try. Real-time open alert so you know it landed. Password and expiry that match the project lifecycle.
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Written by
Api Alam
Founder of BulkShare
Full-stack developer building BulkShare — branded file delivery for agencies and client-service teams.
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