Crosspost from Instagram to Pinterest Automatically
Auto post Instagram to Pinterest instantly — no downloads, no re-uploads, no manual work. Just publish on Instagram and your content appears on Pinterest, with captions and media adapted for the destination when needed.
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Features
How PostOnce Handles It
Set up Instagram to Pinterest crossposting once. PostOnce automates the rest.
Easy Instagram Crossposting Setup
Connect your Instagram and Pinterest accounts, choose your crosspost rules, and you're done.
Setup takes under 60 seconds. After that, everything runs automatically in the background.
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Native Video Upload to Pinterest
When you crosspost Instagram to Pinterest, PostOnce uploads the actual video file — not a link, not a preview.
Your Instagram content appears as a native Pinterest post, indistinguishable from content uploaded directly.
Start your free trialCustom Crosspost Rules
Not every Instagram post belongs on Pinterest. Set hashtag filters, content type rules, or account-level controls to choose what gets crossposted.
Only the content you want on Pinterest ends up there.
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Auto Post to Multiple Platforms
Don't stop at Instagram to Pinterest crossposting. Auto post your Instagram content to YouTube Shorts, Facebook, LinkedIn, Threads, and more — all at once.
One post, everywhere. Each platform gets a native upload with adapted formatting.
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Real-Time Automation
PostOnce monitors your Instagram account and automatically crossposts new content to Pinterest.
No scheduling, no batching. Publish on Instagram and it appears on Pinterest within minutes — fully automated Instagram to Pinterest posting.
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Instagram vs Pinterest at a Glance
| Spec | ||
|---|---|---|
| Caption Limit | 2,200 chars | 500 chars |
| Max Video Length | 1h | 15min |
| Preferred Aspect Ratio | 9:16 | 2:3 |
| Max Video File Size | 4GB | 2GB |
| Carousel Support | Up to 10 items | Up to 5 items |
| Hashtag Strategy | Up to 30 | Up to 20 |
| Link Support | No | Yes |
| Primary Audience | 18-34 | 18-44 |
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Under 60 seconds. Connect both your Instagram and Pinterest accounts, choose your filter rules, and you're done. New Instagram posts will automatically appear on Pinterest.
PostOnce automatically adapts your 9:16 Instagram videos to Pinterest's preferred 2:3 format, ensuring they look native.
Yes. Use hashtag filters to control which posts crosspost. For example, add #crosspost to Instagram captions and only those posts will go to Pinterest. Or exclude specific hashtags to skip certain content.
PostOnce intelligently adapts your captions from Instagram's 2,200 character limit to fit Pinterest's 500 character limit, preserving your key message.
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Start Crossposting Instagram to Pinterest
Connect your Instagram and Pinterest accounts and start crossposting in minutes. No technical setup required.
Get Started FreeFree 7-day trial · Cancel anytime