PhotoToA4 vs Chalk

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

PhotoToA4 compared with Chalk
Detail	PhotoToA4	Chalk
What it does	Fit any photo to A4 and every A-series paper size for print-ready exports in your browser	A native macOS drawing app for quick sketches, screenshot markup, and AI-generated diagrams
Stage	Not given	Not given
Founded	Not given	Not given
Based in	Not given	Not given
Pricing model	Not given	Freemium
Pricing	Free: A4 paper size, upload multiple photos, PDF export, fit/margin/preview controls, browser-based processing. Pro (monthly): $7.9/month for all A1–A5 sizes, unlimited photos per export, PDF/PNG/Word export, no watermark, enhance & remove shadows, priority email support. Pro (yearly): $79/year with	Free: $0 forever, includes all drawing tools, unlimited sketches in one folder, copy to clipboard as PNG, and auto-save with local-first storage. Pro: coming soon.
Key features	A4 default with A1–A5 paper size support Fit modes: contain, cover, or guided placement Margin control and safe edges for home printers Multi-page PDF export and reordering PNG and Word batch export formats Portrait or landscape orientation per page Works on phone and desktop Enhance and remove shadows (Pro feature)	Instant copy-to-clipboard as PNG No accounts or setup required Local-first storage with auto-save Screenshot annotation with arrows, boxes, text, and freehand tools AI diagram generation via Claude, Cursor, Windsurf, and VS Code Refine diagrams through chat Paste screenshot from clipboard Unlimited sketches in one folder Native macOS performance All drawing tools included in free version
What makes it different	Purpose-built for paper sizes, not a generic PDF tool Preserves aspect ratio with no stretching or cropping Private by design with browser-based core processing Real paper sizes with print-aware margins Simplified workflow across entire A-series	Zero-friction design: open, draw, and share in seconds with no setup or accounts Local-first architecture: all sketches stay on your Mac, nothing leaves unless you ask AI integration runs through your own subscription with no proxying of prompts
Community votes	0	0
DR (Domain Rating by Ahrefs)	17 −1 (down) since last check	Not checked yet no change since last check
Trust Flow (Majestic)	18	0
Citation Flow (Majestic)	19	24
Referring domains (Majestic)	53	46

4 details filled in for both companies.

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