·Dioveo Team· 3 min read

Does Google Takeout Export Gmail Attachments? (Not the Way You Hope)

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Does Google Takeout Export Gmail Attachments? (Not the Way You Hope)

Yes and no. Google Takeout does include your attachments, but they're embedded inside a single MBOX archive of your entire mailbox, encoded as base64 text inside each message. You don't get a folder of PDFs and photos; you get one giant file that needs another program to open. If your goal is "give me my attachments as normal files", Takeout is the long way around, and this post covers both how to make it work and what to use instead.

What Google Takeout Actually Gives You#

When you export Gmail from takeout.google.com, Google produces an MBOX file: a decades-old mailbox format where every email, headers, body, and attachments, is concatenated into one text file. A 15 GB mailbox becomes a 15 GB .mbox you can't double-click open.

To reach the attachments inside it, you need one more step:

  1. Import the MBOX into Thunderbird (free desktop email client) using its ImportExportTools NG add-on, then use the same add-on to extract attachments from selected folders.
  2. Or run a script (Python's mailbox module is the usual route) that walks the archive and writes each attachment to disk.

Both work. Both are also where most people give up, because you're now managing an email client import or writing code just to reach files you already own.

The Other Takeout Limitations Worth Knowing#

  • No filtering. Takeout is all or nothing per label. You can't export "only PDFs" or "only attachments from my accountant". You export everything, then dig.
  • It's slow. Google prepares exports asynchronously; large mailboxes can take hours to days before the download link arrives, and links expire after a week.
  • Split archives. Exports over 2 GB get split into multiple files (up to 50 GB each), which you must download and rejoin mentally.
  • Duplicate chaos. The same attachment sent in a long thread appears once per message, so extraction tools produce piles of duplicates unless they deduplicate.

None of this is a flaw exactly. Takeout is a backup and portability tool, and for archiving your entire Google life it's genuinely good. It's just not an attachment extractor.

When Takeout Is Still the Right Choice#

Use Takeout if you want a complete, offline, standards-format copy of your mailbox: leaving Google entirely, legal retention, or a belt-and-braces backup before deleting your Google account. The MBOX preserves everything, including the emails themselves, which attachment tools don't.

The Direct Route: Extract Attachments as Files#

If what you actually want is the files, skip the archive step entirely:

For a specific set of attachments, Gmail search plus manual downloading works at small scale. Search has:attachment filename:pdf from:[email protected], open each result, download. Our guide to bulk downloading Gmail attachments covers this and the Apps Script variant.

For everything, or large filtered sets, Dioveo does what people expect Takeout to do: it indexes your Gmail history and shows every attachment as a file you can search, filter, and select. Download the lot as ZIP archives organised by sender and year, each with a manifest CSV listing every file's origin. Filter first if you like: only PDFs, only a date range, only one sender. Sign-in is Google OAuth with read-only access, and the connection is revocable from your Google settings anytime.

For ongoing extraction, a workflow can auto-save new attachments to Google Drive, Dropbox, or OneDrive as they arrive, which no Takeout export will ever do.

Takeout vs. Direct Extraction at a Glance#

Google TakeoutDirect extraction (Dioveo)
OutputOne MBOX archiveIndividual files / organised ZIPs
FilteringNone (per label only)Sender, type, date, keyword
Extra software neededThunderbird or scriptsNone
Time to filesHours to days, plus extractionMinutes
Includes email bodiesYesNo (attachments only)
Best forFull mailbox backupGetting usable files out

Frequently Asked Questions#

Can Takeout export only attachments? No. There is no attachments-only option; the smallest unit is a Gmail label, exported as MBOX.

Can I open an MBOX file without Thunderbird? Technically yes with a text editor, but attachments are base64-encoded text inside it, so you can't save them without a tool that decodes the format.

Is there a size limit? Individual Takeout archives can be set from 1 GB to 50 GB; bigger exports are split into parts. Your Gmail itself can hold far more than one archive's worth.

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