PDF Too Large for Gmail? Compress Below 25MB Instantly
Getting a 'file too large' error when attaching a PDF in Gmail?
Compress your PDF below 25MB instantly using the tool below.
⚡ Gmail File Size Limits (Quick Fix)
•Gmail's attachment limit is 25MB per email for personal accounts.
•If your attachment exceeds 25MB, Gmail automatically uploads it to Google Drive and inserts a link.
•Attachments are base64-encoded in transit, which adds ~33% overhead — a 25MB file becomes ~33MB on the wire.
👉 Fix: Compress your file below 25 MB using the tool above.
📄
Drop your PDF here
or click to upload — PDF only
Target size (optional)
targeting 25 MB
How to use this tool
Select or drag and drop your file into the tool above.
Adjust the settings or target size as needed for your specific requirement.
Wait a moment while your file is processed directly in your browser.
Download the final file safely to your device.
About this tool
Gmail's 25MB attachment limit applies to the total email size including encoding overhead. A PDF just over 25MB is the most common cause of failed sends. Compressing to under 24MB gives a safe buffer.
→Gmail's attachment limit is 25MB per email for personal accounts.Google Help ↗
→If your attachment exceeds 25MB, Gmail automatically uploads it to Google Drive and inserts a link.Google Help ↗
→For Google Workspace (work/school) accounts, the limit is set by the administrator and may differ.Google Help ↗
→Attachments are base64-encoded in transit, which adds ~33% overhead — a 25MB file becomes ~33MB on the wire.
❓ Frequently Asked Questions
Why is my PDF too large for Gmail?+
Gmail caps attachments at 25MB per email. PDFs just over this limit are the most common cause of failed sends. Compress your PDF below 25MB using the tool above.Source: Google Help ↗
What is Gmail's attachment size limit?+
25MB per email for personal Gmail accounts. Google Workspace limits are set by the admin and may be higher or lower.Source: Google Help ↗
What happens when a Gmail attachment is over 25MB?+
Gmail automatically removes the file and adds a Google Drive download link in the email body instead.Source: Google Help ↗
How do I fix the Gmail attachment too large error?+
Compress your PDF below 25MB using the tool above, then re-attach it to your email. Compressing to under 24MB gives a safe buffer for encoding overhead.Source: Google Help ↗