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Damon Chen vs Ian Nuttall

Products, revenue & stack compared side by side.

Damon Chen avatar

Damon Chen

Ex-Cisco engineer who built Testimonial.to and grew acquired PDF.ai into a top AI PDF tool

Ian Nuttall avatar

Ian Nuttall

SEO veteran and serial internet entrepreneur shipping AI-coded SEO tools

@iannuttall

Damon Chen vs Ian Nuttall at a glance

Both Damon Chen and Ian Nuttall are bootstrapped, build in public, have sold at least one product and are serial makers. They overlap in AI Builders and Marketing & SEO Tools. Damon started in 2020 and Ian in 2005. Damon Chen has 8 products listed on IndieMakerList vs Ian Nuttall's 4. Damon has sold 1 product and Ian the same number. On revenue, Damon self-reports $1.3M ARR (Testimonial.to + PDF.ai) (as of 2024) and Ian $100K ARR (Keyword Metrics + URL Monitor) (as of 2024). On X, Damon has about 99K followers and Ian about 82K.

Side-by-side comparison

Based in
Damon Chen: San Jose, United States
Ian Nuttall: —
Started
Damon Chen: 2020 (6 yrs indie)
Ian Nuttall: 2005 (21 yrs indie)
Revenue (self-reported)
Damon Chen: $1.3M ARR (Testimonial.to + PDF.ai)self-reported, as of 2024 · source for Damon Chen's revenue
Ian Nuttall: $100K ARR (Keyword Metrics + URL Monitor)self-reported, as of 2024 · source for Ian Nuttall's revenue
Products listed
Damon Chen: 8
Ian Nuttall: 4
Product status
Damon Chen: 7 active · 1 acquired
Ian Nuttall: 2 active · 1 acquired · 1 shut down
X followers
Damon Chen: 99K
Ian Nuttall: 82K
Style
Damon Chen: bootstrappedbuilds in publicexitedserial maker
Ian Nuttall: bootstrappedbuilds in publicexitedserial maker
Courses & resources
Damon Chen: 1
Ian Nuttall: 3

Revenue figures are self-reported by each maker and not audited; dates and scope differ. Highlighted categories are shared by both.

Top products

Damon Chen avatarDamon Chen

Testimonial.to logo

Testimonial.to

testimonial.to

Collect, manage and embed video and text testimonials from customers.

$800K ARR
PDF.ai logo

PDF.ai

pdf.ai

AI tool to chat with, analyze and work with PDF documents; acquired by Damon for about $20K and grown from there.

$500K ARR
Chat.sh logo

Chat.sh

chat.sh

Help center that answers customer questions directly, citing the pages it used.

PDFgen logo

PDFgen

pdfgen.com

Generate PDF documents with AI.

See all 8 products by Damon Chen →

Ian Nuttall avatarIan Nuttall

Search Console-powered SEO toolkit: internal links, quick wins, content decay, cannibalisation, rank tracking, index monitoring and AI referral traffic.

Monitors URLs in Google, flags indexing issues and bulk-indexes new pages; renamed Cromojo in November 2025.

K

Keyword Metrics

keywordmetrics.com

shutdown

Finds high-traffic keywords a site already ranks for so its content can be improved; the domain now redirects to Cromojo.

Practical Programmatic logo

Practical Programmatic

practicalprogrammatic.com

acquired

Course teaching programmatic SEO with real-world examples, which he built and later sold.

Tech stack

No tools in common in their publicly listed stacks. See the indie maker tech stack.

Damon Chen avatarDamon Chen

No stack shared publicly.

Ian Nuttall avatarIan Nuttall

CursorClaude CodeCodexGoogle Search Console API

How they build

Damon Chen avatarDamon Chen

  • Start small and cheap, validate with early lifetime deals, then reinvest.
  • Buying a promising product can beat building from scratch.
  • Premium, memorable domains are a real growth lever.
  • Listen to support tickets; they reveal what to build next.

Ian Nuttall avatarIan Nuttall

  • Build the tools you need yourself, then share them.
  • Combine SEO know-how with AI coding for leverage.
  • Favour craft, quality, minimalism and simplicity in products.
  • SEO businesses demand extreme patience through algorithm swings.
  • An audience on X can be the main customer acquisition channel.

Learn from Damon and Ian

Damon Chen vs Ian Nuttall FAQ

Who makes more money, Damon Chen or Ian Nuttall?

Damon Chen self-reports $1.3M ARR (Testimonial.to + PDF.ai) (as of 2024) and Ian Nuttall self-reports $100K ARR (Keyword Metrics + URL Monitor) (as of 2024). By these self-reported figures, Damon Chen's reported monthly revenue is higher. Figures are unaudited and may cover different periods or businesses, so treat them as rough indicators.

Who has built more products, Damon Chen or Ian Nuttall?

Damon Chen has 8 products listed (including Testimonial.to, PDF.ai and Chat.sh); Ian Nuttall has 4 products listed (including ian.is SEO tools, URL Monitor (now Cromojo) and Keyword Metrics).

What tech stack do Damon Chen and Ian Nuttall use?

Damon Chen hasn't shared a stack. Ian Nuttall uses Cursor, Claude Code, Codex and Google Search Console API. They don't list any tools in common.

Where are Damon Chen and Ian Nuttall based?

Damon Chen: San Jose, United States. Ian Nuttall: not listed.

Who has been an indie maker longer, Damon Chen or Ian Nuttall?

Damon Chen started in 2020 (6 years indie); Ian Nuttall started in 2005 (21 years indie).

Are Damon Chen and Ian Nuttall bootstrapped?

Yes, both are listed as bootstrapped founders on IndieMakerList.

Full profiles

Read the full story, timeline and links on Damon Chen's profile and Ian Nuttall's profile.

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