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    Best Way to Share Files Without Email Attachment Size Limits

    Gmail caps you at 25 MB, Outlook at 20 MB. Here's how to send bigger files with a link instead — safely and for free.

    Best Way to Share Files Without Email Attachment Size Limits

    Every email provider on the planet quietly refuses large attachments. Gmail cuts you off at 25 MB, Outlook at 20 MB, and most corporate mail servers strip anything larger long before it reaches the inbox. If you have ever seen 'the file you attached is too large' after typing out a long email, you already know why link-based sharing has replaced attachments for anything above a screenshot.

    The fix is to stop attaching the file at all. Upload it once to a service that gives you a private link, then paste that link into the email or chat instead. The recipient clicks, downloads, and you never have to worry about the 25 MB ceiling again. Rash Tools' File Transfer does exactly this, with no signup and no watermark on the download page.

    For business use, three things matter more than raw file size: privacy, expiry and revocability. Every File Transfer link supports an optional password, an expiry between one hour and seven days, and stops working the moment it expires — the same guarantees a paid tool like WeTransfer Pro or Dropbox Transfer offers, without the subscription. Pair the link with a password sent through a different channel (SMS, Signal, a phone call) and you have a fully separated two-factor share.

    Before uploading, make the file as small as it can reasonably be. A 300 MB PowerPoint often shrinks to under 40 MB after running the embedded images through Compress Images. Long client videos come down 60–80% with Compress Video at the recommended preset. Multi-page scanned contracts drop dramatically with Compress PDF. Every megabyte you shave off is a megabyte the recipient does not have to download on a mobile plan.

    Finally, if you send the same kind of file to the same people every week — invoices, contracts, weekly reports — build a mini workflow: merge them with Merge PDF, protect the result with Protect PDF, upload with File Transfer, and paste the link. The whole flow takes under a minute and completely removes 'the attachment is too big' from your working vocabulary.

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    File Transfer

    Gmail caps you at 25 MB, Outlook at 20 MB. Here's how to send bigger files with a link instead — safely and for free.

    Open File Transfer

    Frequently asked questions

    What is Gmail's actual attachment size limit in 2026?

    25 MB per email (upload + all attachments combined). Google Drive-linked attachments go higher but require the recipient to have a Google account and can be blocked by corporate mail filters.

    What about Outlook, Yahoo and iCloud Mail?

    Outlook.com caps at 20 MB (34 MB with Microsoft 365), Yahoo at 25 MB, and iCloud Mail at 20 MB but supports Mail Drop links up to 5 GB for Apple-only recipients. Link-based sharing works across every one of them.

    How do I send a file bigger than 25 MB by email?

    Upload it to File Transfer, copy the short link, and paste that link into the email body instead of attaching the file. The email stays tiny, the recipient clicks the link and downloads directly.

    Is a shared link safe enough for confidential business files?

    Yes if you use the built-in controls: add a password, pick a short expiry, and send the password through a different channel than the link. That gives you the same privacy posture as WeTransfer Pro or Dropbox Transfer at zero cost.

    Will the link work if the recipient is behind a corporate firewall?

    Almost always. The download page is a normal HTTPS URL on a public domain — the same protocol used by every SaaS tool — so it passes the same filters your work email already trusts.

    Can I share the same link with multiple people?

    Yes. One link, unlimited downloads until it expires. For per-recipient tracking you would need a paid tool; for one-to-many sharing (a client team, a WhatsApp group, a class) the single-link model is the fastest.

    What is the fastest way to shrink a file before sharing?

    Match the compressor to the file type: Compress PDF for documents, Compress Images for photos and screenshots, Compress Video for clips, Compress MP3 or Compress WAV for audio. Most files come down 50-80% on the recommended preset with no visible loss.

    Can I send a whole folder of files at once?

    Zip the folder on your computer first (right-click → Compress on Mac, Send to → Compressed folder on Windows), then upload the single .zip through File Transfer. The recipient downloads one file and unzips on their end.

    How do I make sure the recipient actually got the file?

    Ask them to reply once they have downloaded, or pair the link with a short expiry — if it expires without them opening it, follow up. For proof-of-delivery workflows an e-signing tool like Sign PDF is a better fit than a raw transfer.

    Does File Transfer keep a copy of my files after the link expires?

    No. When the expiry passes the file is deleted from storage and the link returns a 404. That is exactly why a short expiry is the simplest privacy control you have.

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