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Stealth Startup Spy

Stealth Startup Spy

Substack @stealthstartupspy Technology
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🔄 Data last refreshed 11 hours ago
🤝

Make a deal with Stealth Startup Spy

🔒 Paid proposals held safely in escrow — released only when the work's approved.

📣Sponsored placementThe primary sponsor slot at the top of a regular issue — you… $263→ 📝Sponsored post (editorial)A full post written in my voice featuring your product — new… $473→ 📧Dedicated sendA whole solo email to my list about you — the entire inbox m… $684→ 🔖Classified / footer adA short text ad in the footer of an issue — the affordable e… $79→ 📦Package / presenting sponsorRecurring placements across several issues — "brought to you… $789/mo→ ⭐Paid recommendationI recommend your newsletter or product to my subscribers via… $316→ 🔗Affiliate / commissionOngoing affiliate mentions in my issues. The monthly fee is … $132/mo→ 🤝Cross-promo swapWe recommend each other to our lists — a value swap between … Swap→

Every booking is a normal escrow-protected deal.

Subscribers
25K
Account age
3 yrs
🧰 Free analysis for Stealth Startup Spy
🕵️ Fake follower check 📊 Engagement rate 💰 What they charge

💡 Facts

🗓️Joined Substack in 2023 — 3 years ago.
📤Posts about 2× per week.
💬0.09% engagement rate.
🏅Earned the 10K Subscribers for passing 10K subscribers.

👥 Audience demographics

Estimated

Modeled from this creator's niche, platform & region — a planning estimate, not connected analytics.

Gender split
Male 78% Female 22%
Age · peak 18-24
13-1710%
18-2432%
25-3431%
35-4415%
45+12%
Top geographies
  • United States34%
  • India11%
  • United Kingdom8%
  • Brazil6%
  • Indonesia5%
Likely interests
TechnologyGadgetsSoftwareGaming

💬 Newsletter engagement

Measured

Real reader activity from the last 12 posts — reactions, comments and restacks are public on every Substack post.

23
❤ avg reactions / post
0
💬 avg comments / post
0
🔁 avg restacks / post
0.09%
Solidreaction rate
Free issues (reach the whole list) vs paywalled
100% free

Almost every issue is free — a sponsor reaches the entire subscriber base.

💚 Brand affinity

Estimated

Brands Stealth Startup Spy's audience is most likely to respond to — from detected sponsorships in this niche.

Keeps Genshin Impact Shopify Dbrand Nebula Saily Surfshark NordVPN Audible Fiverr

About

Stealth Startup Spy is a data-driven newsletter for investors, journalist and tech enthusiasts interested in uncovering the next big move for key talent, real-time stealth company launches and technology advancements not in plain sight.

🔀 Audience overlap

Estimated

Estimated shared audience with similar creators — useful for avoiding overlap (or doubling down) when planning a campaign.

Kilo Blog Kilo Blog 48% To Data & Beyond To Data & Beyond 46% Brand Tribe Brand Tribe 42% Data Engineering Central Data Engineering Central 41% Daily Python Projects Daily Python Projects 41% The AI Creator Drop The AI Creator Drop 40%

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