🤝
Make a deal with Yukihiro Matz Matsumoto
🔒 Paid proposals held safely in escrow — released only when the work's approved.
Followers
2.5K
Account age
3 yrs
💰 Suggested sponsorship rate
$40 – $65 / sponsored post
Estimated from audience size & typical reach — every deal is negotiable and held in SocialDB escrow.
🧰 Free analysis for Yukihiro Matz Matsumoto
📊 Post engagement
7
Avg engagement / post
0.3%
Engagement vs followers
Nov 2022
On Mastodon since
🔥 Top post: I am working on something nice. See you at RubyKaigi 2026!! · 18 likes + reposts
📊 Activity & format
Posting cadence
0.24 / week
A lower-frequency account — each post lands with more weight.
Content mix
Mostly text
Recent: 12 text · 0 image · 0 video.
Follower / following
61×
Follows 42 back. A strong ratio — an audience that follows them, not a follow-for-follow network.
Recent posts
View on Mastodon ↗
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🐘 Community & instance
Home server
ruby.social
Their home server on the fediverse — the instance a creator picks signals the community they belong to.
On Mastodon since
Nov 2022
Joined in the Twitter-exodus wave of late 2022 — part of the migration that made Mastodon a real destination.
💡 Facts
🗓️Joined Mastodon in 2022 — 3 years ago.
👁️Averages 7 views per post.
📤Posts about 0.2× per week.
🛡️ Audience credibility
49/100
Fair
Credibility score
78%
Mixed
Real audience
Medium
Fake-follower risk
High
Data confidence
- Est. 78% real, active audience · Medium fake-follower risk.
- Low engagement (~0.3% of followers engage each post) — a sign of an inflated or inactive audience.
- Organic base — far more followers than accounts it follows.
- Established account (3+ years old).
Heuristic estimate from engagement, follower ratios, account age & growth — a screening signal, not a guarantee.
About
The Creator of Ruby
🔀 Audience overlap
EstimatedEstimated shared audience with similar creators — useful for avoiding overlap (or doubling down) when planning a campaign.
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