LIVE
⭐8M influencer listings 🏢93.4K sponsor listings 🌍115.5B combined audience reach 📊13 platforms indexed 🗺️130+ countries covered 🏷️10,000+ niches 🦋3.5M Bluesky creators 🎙️1.4M podcast creators 🟣1.2M Twitch creators 📈658.7K Pinterest creators 🥊296.8K Kick creators 𝕏246.2K X creators 246K YouTube creators 🐘240.9K Mastodon creators 🎵127.1K TikTok creators ✈️106.3K Telegram creators 🎮13.4K Discord creators 📈9.9K Substack creators 🎬4.6K Rumble creators 🧵3.5K Threads creators ⭐8M influencer listings 🏢93.4K sponsor listings 🌍115.5B combined audience reach 📊13 platforms indexed 🗺️130+ countries covered 🏷️10,000+ niches 🦋3.5M Bluesky creators 🎙️1.4M podcast creators 🟣1.2M Twitch creators 📈658.7K Pinterest creators 🥊296.8K Kick creators 𝕏246.2K X creators 246K YouTube creators 🐘240.9K Mastodon creators 🎵127.1K TikTok creators ✈️106.3K Telegram creators 🎮13.4K Discord creators 📈9.9K Substack creators 🎬4.6K Rumble creators 🧵3.5K Threads creators
🧭 Explore 🔎 More Education creators Substack rankings
ISRF Mailing List

ISRF Mailing List Add us as a preferred source on Google

Substack @isrf Education
⚔ Compare ☆ Follow Own this channel?
🔄 Data last refreshed 7 days ago
Subscribers
N/A
Account age
4 yrs
🎁 Free analysisfor ISRF Mailing List
🕵️Fake Followers CheckReal-audience % & bot risk→ 📊Engagement rateBenchmarked vs. peers→ 💰What they chargeFair sponsored-post price→

💡 Facts

🗓️Joined Substack in 2022 — 4 years ago.
📤Posts about 0.8× per week.

👥 Audience demographics

Estimated

Modeled from this creator's niche, platform & region — a niche benchmark, not this creator's real audience data.

Gender split
Male 50% Female 50%
Age · peak 18-24
13-1712%
18-2434%
25-3428%
35-4417%
45+9%
Top geographies
  • United States34%
  • India11%
  • United Kingdom8%
  • Brazil6%
  • Indonesia5%
Audience language
  • English88%
  • Other12%
Likely interests
EducationScienceBooks

💬 Newsletter engagement

Measured

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

41
❤ avg reactions / post
0
💬 avg comments / post
1
🔁 avg restacks / post
0%
Buildingreaction rate
Free issues (reach the whole list) vs paywalled
100% free

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

About

The ISRF will only use your contact information to contact you about ISRF activities. We will not pass your details on to any other organisation. You may update your Mailing List permissions - or unsubscribe - at any time.

🔀 Audience overlap

Estimated

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

The Family Frontier The Family Frontier 48% The Education Daly The Education Daly 47% Probablyalexandra Probablyalexandra 46% Eduwonk Eduwonk 46% Jeopardy! Jeopardy! 43% VAST&CURIOUS VAST&CURIOUS 41%

More like this

Find more →
Substack ＋
The Education Daly
The Education Daly
@timdaly
0 Subscribers
Substack ＋
Probablyalexandra
Probablyalexandra
@probablyalexandra
0 Subscribers
Substack ＋
The Family Frontier
The Family Frontier
@familyfrontier
0 Subscribers
Substack ＋
Eduwonk
Eduwonk
@eduwonk
0 Subscribers
Substack ＋
Jeopardy!
Jeopardy!
@jeopardy
0 Subscribers
Substack ＋
VAST&CURIOUS
VAST&CURIOUS
@andreearosca
0 Subscribers

Frequently asked questions

How much does ISRF Mailing List charge for a sponsorship?
ISRF Mailing List hasn't published fixed prices yet. Send a proposal through SocialDB and agree terms directly — your payment is held in escrow until the work is approved.
How do I contact ISRF Mailing List for a brand deal or collaboration?
Send a paid deal or collab request right here on SocialDB — we notify ISRF Mailing List, and once they accept, your payment is held safely in escrow and released when the work is approved. You don't need to track down an email.

✉ Message ISRF Mailing List

Reaching out to influencers is a Pro feature. Upgrade to message any influencer directly — perfect for brands and agencies booking sponsorships.

  • ✓ Message any influencer from their listing
  • ✓ The influencer gets notified by email
  • ✓ Manage every conversation in one inbox
See Pro $9.95/mo →

Already Pro? Log in.

🎤 Event / appearance with ISRF Mailing List

Booking an event / appearance is a Pro feature. Upgrade to book ISRF Mailing List for an in-person or virtual appearance — payment held safely in escrow until the event is done.

  • ✓ Book them for events, livestreams, panels & more
  • ✓ ISRF Mailing List gets notified by email
  • ✓ Fee held in escrow, released after the appearance
See Pro $9.95/mo →

Already Pro? Log in.

Auto-generated from Substack's public data — no affiliation with or endorsement by SocialDB. Is this you? Claim it · Remove

✉️ Contact