The Social Magnum blog
Notes from building on all social networks — the platform rules, the publishing playbooks and the API behaviour nobody documents. Every figure here was checked on a live account.

Best Time to Post on TikTok: Seven Million Posts, Two Opposite Answers
Buffer's seven-million-post dataset says Sunday morning. Sprout says weekday afternoon. Both are real averages — and on a feed built for non-followers, timing matters less here anyway.
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The Best Time to Post on Instagram Is Not on This Page
Five guides on page one give five contradicting answers. Instagram, ranking third on the same page, says there is no universal best time and points at your own Insights.
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How to Schedule YouTube Videos: No Ceiling, but a Date Trap
YouTube is the only major platform that publishes no limit on how far ahead you can queue. It also renders public dates in Pacific Time, so viewers can see a different day than you set.
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How to Schedule TikTok Posts: Ten Days, and No Undo
TikTok schedules free on the web with a Business Account. The catch is that a scheduled post cannot be edited at all — not the video, not the caption, not the time.
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How to Schedule Facebook Posts: 20 Minutes to 29 Days
Meta Business Suite does it free, and the window has a floor as well as a ceiling. Facebook also recommends times built from your own followers, two clicks from where you already are.
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How to Schedule Instagram Posts: The Free Way, and Where It Stops
Instagram schedules posts and reels in the app for nothing. The useful part is the wall: 25 a day, 30 days ahead, public accounts only, and four features that quietly stop working.
Read the articleWe write this down because we hit it ourselves.
Social Magnum schedules and publishes to all your social accounts from one composer, with a calendar, team approvals and a shared inbox. Free to start.