Visual height comparison tool for people, animals, objects, and characters
Free online tool to make photo backgrounds white without signing up
Stage
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Founded
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Based in
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Pricing model
Freemium
Freemium
Pricing
Free plan available with limited features. HowHeight Pro plans: Monthly $4.99, Quarterly $9.99 per 3 months (with permanent unlock of more object placements), Yearly $29.99 per year (with permanent unlock and lifetime compression after 7-day trial ends and annual payment succeeds).
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Key features
Visual height comparison on a shared baseline scale
Support for centimeters and feet plus inches measurements
Compare people, celebrities, animals, objects, and fantasy characters
Save comparison boards with Pro subscription
Export comparisons as PNG images
Create shareable links for comparison boards
1,000+ built-in asset references
Custom names and editable entries
Ad-free workspace with Pro subscription
Unlimited objects on boards with Pro subscription
Browser-local background removal for still images
Support for PNG, JPG, JPEG, and WebP formats up to 10 MB
Preview results before downloading
Multiple background options including white, presets, or custom images
Professional API-powered image cutout with login
Video background replacement for MP4, MOV, M4V, or MKV up to 100 MB
Full-size result inspection tools
What makes it different
Over 1,000 built-in asset references with celebrity presets for instant comparisons
Single shared baseline makes height differences proportional and easy to understand at a glance
Simple three-step workflow with no signup required for basic use
Export and share results as PNG images or shareable links
No sign-up required for the free still-image workflow
Source images processed locally in browser, not uploaded to servers
Handles difficult edges including straps, fur, hair, and fine details
HowHeight