Certificate Maker vs Diagram Smith

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

Certificate Maker compared with Diagram Smith
Detail	Certificate Maker	Diagram Smith
What it does	AI-powered professional certificate design in minutes	Free online tools for flowcharts, charts, diagrams and timelines with no sign-up
Stage	Not given	Not given
Founded	Not given	Not given
Based in	Not given	Not given
Pricing model	Freemium	Freemium
Pricing	Basic: $9.50/month (billed $114.00 yearly, 2400 credits/year), Pro: $19.50/month (billed $234.00 yearly, 12000 credits/year), Max: $49.50/month (billed $594.00 yearly, 36000 credits/year). One-time credit packs also available. Free starter credits with no credit card required.	Free: no account required, all diagram and chart makers, PNG/SVG/PDF export, no watermark. Pro: Monthly $9.99 a month, Yearly $99.99 a year with 7-day free trial, Lifetime $239.99 once. Euro area: €10.99 a month, €109.99 a year, €259.99 once (VAT included).
Key features	AI-powered certificate design from text descriptions Logo and branding customization Bulk certificate generation for multiple recipients High-resolution print-ready exports Multiple certificate format templates Customizable colors, fonts, borders and layouts Professional serif and sans-serif typography Multiple aspect ratios and export formats Iterative refinement and customization	Flowchart and process diagram maker with canvas and text-to-diagram modes Text-to-diagram tools for UML, ER and sequence diagrams Chart tools: pie chart, line graph, gauge and Sankey diagram Automatic diagram layout from typed text Export to PNG, SVG and PDF without watermark Share diagrams with share links Pro: editable .drawio export and vector PDF Pro: multi-page documents and layers Diagram checks for unlabelled branches and dead ends Works on phone and computer
What makes it different	No design skills required—describe your needs in plain language Generates professional certificates in under 30 seconds AI-powered batch production for high-volume needs Maintains consistent branding across all certificates automatically Commercial usage rights included with paid plans	Completely free with no account required and no watermark on exports Nothing uploaded: all work stays on your device in your browser Results computed by the same tested code, not manually typed Multiple export formats: PNG at 4 sizes, SVG and PDF Converts between formats: Mermaid to draw.io, SQL to ER, Visio to flowchart
Community votes	0	0
DR (Domain Rating by Ahrefs)	19 −1 (down) since last check	2 no change since last check
Trust Flow (Majestic)	2	0
Citation Flow (Majestic)	12	19
Referring domains (Majestic)	21	4

5 details filled in for both companies.

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