App Mockup Studio vs StampZen

A side-by-side comparison built from both listings. Blank cells mean the company has not given that detail; we never guess.

App Mockup Studio compared with StampZen
Detail	App Mockup Studio	StampZen
What it does	Free App Store and Google Play screenshot generator with customizable templates and device frames	Free online stamp maker for custom stamps and seals
Stage	Not given	Not given
Founded	Not given	Not given
Based in	Not given	Not given
Pricing model	Freemium	Freemium
Pricing	Free: no cost with 3 projects, 5 slides per project, standard resolution export. Pro Monthly: $3.99/month with unlimited projects and slides, no watermark exports, cloud sync. Pro Yearly: $29.99/year with everything in monthly plus full ASO studio access, priority export rendering, and team collabor	Free: unlimited design edits and 480px watermarked JPG download. Paid: High-res PNG $2.50, PNG + SVG $2.90, All formats (PNG + SVG + PDF) $3.50. No subscription, one-time payment only.
Key features	3D Device Mockups for iPhone, iPad, and Android devices Customizable panoramic backgrounds across multiple slides Professional app store screenshot templates Advanced typography and color controls High-resolution export for App Store and Google Play App Description Generator with ASO copy Feature Graphic Creator for Google Play App Icon Generator with size formatting Cloud sync and project management Metadata Counter for store character limits	26 stamp template categories including company seals, notary, date, and deposit stamps Round, square, or rectangular stamp shapes sized in real millimeters Live preview rendering as you edit Free watermarked JPG download to test layout High-resolution PNG export at 6000px with transparent background Vector SVG export with text converted to outlines for stamp makers Print-ready PDF at true physical size Mobile-responsive web app with no installation required Customizable fonts including Oswald, Archivo, PT Serif, Courier Prime, and Noto Sans CJK Adjustable ink color, opacity, aging effect, and border styles
What makes it different	Free to use without sign-up for basic features Supports all major app stores and device sizes Fast export with automatic multi-device sizing Complete ASO studio combining screenshots, icons, graphics and metadata	No account creation or signup required to design and download free preview Pay once per design, no subscription billing Server-side rendering ensures preview matches final export exactly Designed specifically for real documents with print-ready output at true size Seven-day email download link for file re-downloads after payment
Community votes	0	0
DR (Domain Rating by Ahrefs)	7 −1 (down) since last check	11 no change since last check
Trust Flow (Majestic)	5	6
Citation Flow (Majestic)	15	22
Referring domains (Majestic)	15	10

5 details filled in for both companies.

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