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Free Tool

Aspect Ratio Converter

Crop and resize images to any platform aspect ratio. Preview and download instantly.

Drop an image here

JPG, PNG, WebP

Create a centered crop at 9:16, 16:9, 1:1 or 4:5. Check the preview carefully: a centered crop can remove a logo, subject or call to action near an edge.

The image is processed locally and exported as JPEG with a white background for transparency. Aspect ratio alone does not establish placement eligibility; check the current requirements for your chosen placement.

How It Works

1

Drop your image

Drag and drop any JPG, PNG, or WebP image.

2

Select target ratio

Choose from 9:16 (TikTok/Reels), 16:9 (YouTube), 1:1, or 4:5.

3

Preview and download

See the cropped result instantly. Download when it looks right.

Why It Matters

Running the same creative across platforms usually means re-cropping for each one. Common planning shapes include vertical, landscape, square and portrait. Check the requirements of your specific placement. This tool handles the math for you. Drop an image, pick the target ratio, and get a center-cropped result at the highest resolution your original supports. The crop happens entirely in your browser, no upload, no waiting. Use it alongside the Ad Spec Checker to make sure the output also meets platform size and format requirements.

Provisioned workspace plans

RoastIQ scoring and the workspace features below require an account provisioned after consultation. Free and Pro are workspace allowance tiers; this table does not grant public access to scoring. Standalone tools on this page need no account.

Ad spec checking

Free
Included
Pro
Included

Image compression & resize

Free
Included
Pro
Included

Video frame extraction

Free
Included
Pro
Included

RoastIQ creative scoring (5 KPIs)

Free
10 analyses / month (up to 3 / day)
Pro
300 analyses / month (30 / day)

Benchmark comparisons

Free
Not included
Pro
Included

Visual attention heatmaps

Free
Not included
Pro
Included

BuyerLens synthetic panel

Free
Not included
Pro
Included

Compare workflow

Free
Not included
Pro
Included

Export & share reports

Free
Not included
Pro
Included

Hugo agent + MCP access for connected AI clients

Free
Not included
Pro
Included

Go beyond the basics

Review your ad across 5 creative diagnostics

RoastIQ provides five model-based diagnostics: Beat the Skip, Get Noticed, Brand Impact, Sell Proposition and Build Brand. Eligible peer comparisons depend on the saved cohort; Meta and unsupported cohorts remain directional only.

Beat the Skip

78

Illustrative

Get Noticed

65

Illustrative

Brand Impact

72

Illustrative

Sell Proposition

58

Illustrative

Build Brand

69

Illustrative

Illustrative example · Directional only · Preview v1. These numbers are authored examples, not a saved scoring run. Model version and cohort coverage are not recorded; outcome validation and run stability are not established. They do not measure viewers or predict campaign returns.

Reviewed

Scope agreed with your team

5

KPIs scored per ad

Free

Public tools, no account required

Scoped

Eligible peer comparisons

Frequently Asked Questions

Ready for the full analysis?

These tools check the basics. RoastIQ scores your creative across five creative diagnostics and eligible model-scored peers, helping your team choose changes to test.

Book a demo