Mark Powell, formerly of NASA Add us as a preferred source on Google
🔄 Data last refreshed 1 day ago
🤝
Make a deal with Mark Powell, formerly of NASA
🔒 Paid proposals held safely in escrow — released only when the work's approved.
Followers
182
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 analysisfor Mark Powell, formerly of NASA
📊 Post engagement
Recent posts · likes + reposts
Jan 26latest
2
Avg engagement / post
1–3
Typical post (engagement)
1.1%
Engagement vs followers
80/100
Very consistent reach
Jan 2023
On Mastodon since
Half of recent posts land between 1 and 3 likes + reposts (median 2) — a dependable floor a sponsored post can count on.
🔥 Top post: Congratulations @jefframes on Trip Tunes 2.0 getting a shout out · 3 likes + reposts
📊 Activity & format
Posting cadence
0.43 / week
A lower-frequency account — each post lands with more weight.
Content mix
Mostly text
Recent: 9 text · 1 image · 2 video.
Follower / following
0.5×
Follows 340 back. A more reciprocal / networked account.
Recent posts
View on Mastodon ↗
Star Trek: Strange New Worlds S4E3 was the funniest and possibly most charming story I've ever seen on any Star Trek, ever! The cast nailed those performances; some of their best work yet.
▶
New WWDC 2026 playlists — Hello. Power Up, Sunshine, Coffee Shop, and Jazz...now in DJ Mood!
Listen on tvOS, macOS, watchOS, iOS and CarPlay. Free to use with Apple Music.
▶
DJ Mood 1.1 is available with a #WWDC 2026 Hello update!
Still on Mac, iOS, and Apple TV, and now I've added:
- Apple Watch
- CarPlay
- Widgets
Still free for everyone to use with Apple Music.
tvOS: 2 hours ✅
iOS: 32 hours ✅
macOS: ...
Almost there...?
DJ Mood app update for iOS, macOS, tvOS submitted to App Review first thing this morning.
tvOS: approved in hours
iOS: …
macOS: …
Please go faster…
FB22901660: Support ApplicationMusicPlayer on watchOS for MusicKit-enabled apps. Apple Watch is the only platform today that doesn't support this. #feedback
DJ Mood is on iPhone, iPad, Mac, Apple TV, and soon Apple Watch and CarPlay.
You may be asking: What about Apple Vision Pro? Huh? What about that platform?
For now I will just say I have something special planned for Vision Pro, but it wil…
The quest to bring DJ Mood to every Apple platform continues! On track for the next update:
* CarPlay
* Widgets
* Siri/Shortcuts
* watchOS
DJ Mood 1.0.1 is out! Tons of new features: save favorites, find recently played, sort playlists your way, shuffle and repeat playback, and Mac menu bar playlist browsing and playback support.
https://apple.co/3Nj8dBc
Also: still free!
See y’all in April at @DeepDishSwift !
One of the most fun parts for me building DJ Mood was using Metal shaders thanks to Inferno by @twostraws .
I am also making this post my public accountability statement to send Paul a PR to contribute my custom shader for others to reuse!…
▶
New WWDC 2026 playlists — Hello. Power Up, Sunshine, Coffee Shop, and Jazz...now in DJ Mood!
Listen on tvOS, macOS, watchOS, iOS and CarPlay. Free to use with Apple Music.
▶
DJ Mood 1.1 is available with a #WWDC 2026 Hello update!
Still on Mac, iOS, and Apple TV, and now I've added:
- Apple Watch
- CarPlay
- Widgets
Still free for everyone to use with Apple Music.
tvOS: 2 hours ✅
iOS: 32 hours ✅
macOS: ...
Almost there...?
DJ Mood app update for iOS, macOS, tvOS submitted to App Review first thing this morning.
tvOS: approved in hours
iOS: …
macOS: …
Please go faster…
FB22901660: Support ApplicationMusicPlayer on watchOS for MusicKit-enabled apps. Apple Watch is the only platform today that doesn't support this. #feedback
DJ Mood is on iPhone, iPad, Mac, Apple TV, and soon Apple Watch and CarPlay.
You may be asking: What about Apple Vision Pro? Huh? What about that platform?
For now I will just say I have something special planned for Vision Pro, but it wil…
The quest to bring DJ Mood to every Apple platform continues! On track for the next update:
* CarPlay
* Widgets
* Siri/Shortcuts
* watchOS
DJ Mood 1.0.1 is out! Tons of new features: save favorites, find recently played, sort playlists your way, shuffle and repeat playback, and Mac menu bar playlist browsing and playback support.
https://apple.co/3Nj8dBc
Also: still free!
See y’all in April at @DeepDishSwift !
One of the most fun parts for me building DJ Mood was using Metal shaders thanks to Inferno by @twostraws .
I am also making this post my public accountability statement to send Paul a PR to contribute my custom shader for others to reuse!…
🐘 Community & instance
Home server
iosdev.space
Their home server on the fediverse — the instance a creator picks signals the community they belong to.
On Mastodon since
Jan 2023
Joined in the Twitter-exodus wave of late 2022 — part of the migration that made Mastodon a real destination.
💡 Facts
🗓️Joined Mastodon in 2023 — 3 years ago.
👁️Averages 2 views per post.
📤Posts about 0.4× per week.
🕵️ Fake follower check
Estimated43/100
Fair
Credibility score
73%
Mixed
Real audience
Medium
Fake-follower risk
High
Data confidence
- Est. 73% real, active audience · Medium fake-follower risk.
- Low engagement (~1.1% of followers engage each post) — a sign of an inflated or inactive audience.
- Established account (3+ years old).
Heuristic estimate from engagement, follower ratios, account age & growth — a screening signal, not a guarantee.
About
I like people, software, and helping them work together. I love family, coding for all Apple platforms, scifi, britcoms & starship modeling. iOS, macOS, visionOS, tvOS, watchOS.
📸 Gallery
🔀 Audience overlap
EstimatedEstimated shared audience with similar creators — useful for avoiding overlap (or doubling down) when planning a campaign.
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13%
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13%
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Frequently asked questions
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How many followers does Mark Powell, formerly of NASA have?
Mark Powell, formerly of NASA has 182 followers on Mastodon.
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