Create Instagram Reels Video Ads: Step-by-Step [2026]

9:16 vertical, 1080×1920px, 5-90 seconds (15-30s optimal for ads), max 4GB, MP4/MOV

In-feed Reels ads, Stories ads, Explore placement, Partnership ads (branded content). Reels ads are Meta's fastest-growing ad format, 20% more reach than feed video ads.

Interest, behaviour, custom audiences, lookalike audiences, demographic, connection-based. Instagram allows the most precise interest-based targeting of any platform via Meta Ads Manager.

Reels ads typically cost 15-25% less than feed video ads due to higher engagement rates.

First 2 seconds: hook or lose them (75% of users decide to skip in the first 2s). Sound-on is growing but design for sound-off. Captions are mandatory, 85% of Instagram videos are watched muted. Native-looking content outperforms polished ads by 3-4× on Reels.

1. 1Open FluxNote → Select your ad format (Product Showcase, Testimonial, or UGC-Style). 2. Enter your product/service name and key benefit. 3. Choose 9:16 vertical format. 4. Select a voice and caption style. 5. Preview → Export MP4. 6. Upload to Meta Ads Manager → Create new campaign → Select Reels placement.

Using 16:9 landscape video on Reels (wastes 60% of screen). No captions. Opening with brand logo (instant skip). Over 30 seconds for cold audiences. Running the same creative for 4+ weeks without refresh.

FluxNote creates Reels-native 9:16 videos with auto-generated karaoke captions in 2 minutes. No filming, no editing. Create 10 hook variations in an afternoon, the creative volume that Reels' algorithm rewards.