Free Tool
Optimal Ad Length Calculator
Select your platform and campaign objective to get the recommended video ad duration, maximum length, and platform-specific best practices.
Quick Reference — All Platforms
| Platform | Objective | Recommended | Max |
|---|---|---|---|
| TikTok | Brand Awareness | 9-15 seconds | 60 seconds |
| Conversion / Sales | 21-34 seconds | 60 seconds | |
| Engagement | 15-30 seconds | 60 seconds | |
| Instagram Reels | Brand Awareness | 15-30 seconds | 90 seconds |
| Conversion / Sales | 15-30 seconds | 90 seconds | |
| Instagram Stories | Brand Awareness | 5-15 seconds | 15 seconds per card |
| Conversion / Sales | 5-15 seconds | 15 seconds per card | |
| Facebook Feed | Brand Awareness | 15-30 seconds | 240 minutes (but keep it short) |
| Conversion / Sales | 15-30 seconds | 240 minutes | |
| YouTube Pre-roll | Brand Awareness | 6 seconds (bumper) | 6 seconds (non-skippable) |
| Consideration | 15-30 seconds (skippable) | No limit (skippable) | |
| Conversion / Sales | 15-30 seconds (skippable) | No limit | |
| Brand Awareness | 15-30 seconds | 10 minutes | |
| Lead Generation | 15-30 seconds | 10 minutes |
How It Works
Pick platform
Select your target platform from the dropdown.
Choose objective
Select your campaign objective (awareness, conversion, etc.).
Get recommendation
See the recommended ad length, maximum duration, and platform-specific tips.
Why It Matters
Free vs Pro
These tools are free forever. When you need full creative intelligence, upgrade to Pro.
| Feature | Free Tools | Pro |
|---|---|---|
| Ad spec checking | ||
| Image compression & resize | ||
| Video frame extraction | ||
| RoastIQ creative scoring (5 KPIs) | 3/month | Unlimited |
| Benchmark comparisons | ||
| Visual attention heatmaps | ||
| BuyerLens synthetic panel | ||
| Compare workflow | ||
| Export & share reports | ||
| Priority processing |
Go beyond the basics
Score your ad across 5 performance KPIs
RoastIQ analyzes your creative in under 90 seconds. You get a composite score, five KPI breakdowns (Beat the Skip, Get Noticed, Brand Impact, Sell Proposition, Build Brand), benchmarked against real ads in your category.
Beat the Skip
78
Get Noticed
65
Brand Impact
72
Sell Proposition
58
Build Brand
69
90s
Average analysis time
5
KPIs scored per ad
Free
3 analyses per month
12
Markets benchmarked
Frequently Asked Questions
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Ready for the full analysis?
These tools check the basics. RoastIQ scores your creative across five performance KPIs, benchmarks it against real ads, and tells you exactly what to fix.
Try RoastIQ Free