The Debrief
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Paid · 2 min read5 June 2026

Instagram Just Opened Trending Reels Ads to Everyone. It Also Hit 3 Billion Users.

Meta has opened Instagram Reels Trending Ads to all advertisers, letting any brand place ads next to content that is already taking off. The move lands as Instagram crosses 3 billion monthly active users.

Riding attention that already exists is cheaper than manufacturing your own. That is the whole pitch.

2 min read

Meta has opened Instagram Reels Trending Ads to all advertisers. The format drops your ad next to content that is already taking off, so you ride the attention people are giving Reels rather than interrupting it. It used to be limited. Now anyone can buy it.

The timing is not subtle. Instagram has crossed 3 billion monthly active users. That is the audience you are buying access to, and Meta wants more of its advertisers placing inside the surface people actually spend time in.

The idea is sound. Attention is already pointed at trending Reels. Sitting beside that beats shouting over it.

Why it matters

Reels is where Instagram puts its weight, and the algorithm rewards content that fits the feed rather than ads that look like ads. Trending Ads let smaller advertisers play in the same space the big spenders do, but proximity to a trend is not a strategy on its own. The creative still has to earn the stop.

3 billion

Instagram's monthly active users as Meta opens Trending Reels Ads to every advertiser

The trap is obvious. Plenty of brands will bolt a polished TV-style ad next to organic Reels and wonder why it flops. The format rewards content that looks like it belongs, not content that announces a budget.

What to do about it

Make Reels ads that look like Reels, not like a thirty second TV spot dropped into a feed.
If you are not already crushing your own organic Reels, fix that before you pay to amplify weak creative.
Use Trending Ads to test fast and cheap, then put money behind the few that hold attention.
Watch completion and saves, not just reach. Sitting near a trend is worthless if nobody watches your bit.

Three billion people are in the room. Whether they look at you depends on whether your creative earns it, not on the placement.

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Filip Ivanković
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