Testimonial.to
testimonial.to
Collect, manage and embed video and text testimonials from customers.
diff ~/p/damon-chen ~/p/wilson-wilson
Products, revenue & stack compared side by side.
Ex-Cisco engineer who built Testimonial.to and grew acquired PDF.ai into a top AI PDF tool
Both Damon Chen and Wilson Wilson are bootstrapped, build in public and have sold at least one product. They overlap in SaaS Founders, AI Builders and Marketing & SEO Tools. Damon is based in San Jose, United States, Wilson in Nigeria. Damon started in 2020 and Wilson in 2021. Damon Chen has 8 products listed on IndieMakerList vs Wilson Wilson's 2. Damon has sold 1 product. On revenue, Damon self-reports $1.3M ARR (Testimonial.to + PDF.ai) (as of 2024) and Wilson $5K MRR (Ferndesk) (as of 2026-06). On X, Damon has about 99K followers and Wilson about 40K.
Revenue figures are self-reported by each maker and not audited; dates and scope differ. Highlighted categories are shared by both.
testimonial.to
Collect, manage and embed video and text testimonials from customers.
pdf.ai
AI tool to chat with, analyze and work with PDF documents; acquired by Damon for about $20K and grown from there.
chat.sh
Help center that answers customer questions directly, citing the pages it used.
pdfgen.com
Generate PDF documents with AI.
No tools in common in their publicly listed stacks. See the indie maker tech stack.
No stack shared publicly.
No stack shared publicly.
No courses, books or communities listed.
Damon Chen self-reports $1.3M ARR (Testimonial.to + PDF.ai) (as of 2024) and Wilson Wilson self-reports $5K MRR (Ferndesk) (as of 2026-06). 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.
Damon Chen has 8 products listed (including Testimonial.to, PDF.ai and Chat.sh); Wilson Wilson has 2 products listed (Ferndesk and Senja).
Damon Chen: San Jose, United States. Wilson Wilson: Nigeria.
Damon Chen started in 2020 (6 years indie); Wilson Wilson started in 2021 (5 years indie).
Yes, both are listed as bootstrapped founders on IndieMakerList.
Read the full story, timeline and links on Damon Chen's profile and Wilson Wilson's profile.