Comparison

Blinky for Bluesky & Mu vs CoasterData

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Blinky for Bluesky & Mu

This application provides a native video client for the Bluesky social network. It allows users to upload videos asynchronously and offers features like VoiceOver compatibility and search within user profiles.

Highlights
  • Native Bluesky video client
  • VoiceOver-friendly
  • Async video upload
  • Search within user profiles
  • Shorten user handles
Features
Read full description

Blinky is a fully native, accessible short video app for Bluesky. Enjoy a smooth and feature-rich experience with: • One-shot posting: hold + to record, let go, and it posts • Subtitles written on your iPhone • A For You feed of videos that learns from your likes • Background video uploads • Access to over 55,000 custom feeds • Trending topics • Direct Messaging • Full VoiceOver support • Profile-specific search Read our EULA: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

About

CoasterData

This app transforms your iPhone and Apple Watch into a ride analysis tool. Record and analyze G-forces, speed, altitude, and heart rate from amusement park rides. Share detailed, branded ride cards with your stats and compare them to extreme activities.

Highlights
  • 3-axis G-force recording
  • GPS speed and altitude tracking
  • Heart rate monitoring via Apple Watch
  • Interactive ride replay timeline
  • Branded share cards with stats and selfie
  • Automatic park and ride detection
  • Export raw sensor data as CSV
Features
Read full description

CoasterData turns your iPhone and Apple Watch into a portable ride engineer. Record real G-forces at 50 samples per second, track GPS speed, barometric altitude, and heart rate — then share your stats with a branded ride card. MEASURE - 3-axis G-force recording: vertical, longitudinal, and lateral acceleration - GPS-derived speed and peak speed - Barometric altitude changes and max drop - Heart rate via Apple Watch workout session (peak, average, and min BPM) - 50Hz sample rate with adjustable smoothing ANALYZE - Interactive replay timeline — scrub through your ride second by second - Landscape mode with labeled g-force and time axes - Auto-detected highlights: peak G moment, inversions, and airtime - Per-axis breakdown with color-coded traces (vertical, longitudinal, lateral, combined) SHARE - Branded share cards with your stats, G-force graph, and selfie - Fun context lines that compare your ride to fighter jets, astronauts, and F1 cars - #CoasterData hashtag and link included automatically - Save to Photos or share directly to Messages, Instagram, and more EXPLORE - Automatic park detection — finds nearby amusement parks using your location - Browse coasters at each park and attach rides to your recordings - Full ride history with park names, dates, and peak stats APPLE WATCH - Companion watch app with two-way sync - Start or stop recordings from either device - Live G-force display, peak tracking, elapsed time, and heart rate on your wrist - Use the watch as the accelerometer for better body-relative measurements - Animated mascot reacts to the forces in real time EXPORT - Download raw 50Hz sensor data as CSV - Open in Excel, Google Sheets, or any data analysis tool - Perfect for physics students, educators, and engineering enthusiasts Built for coaster enthusiasts, physics classrooms, and anyone who wants proof of what they just survived.

Screenshots

Blinky for Bluesky & Mu3 screens
CoasterData4 screens

Verdict

The call

The clearest difference is review sentiment: CoasterData at 100% against Blinky for Bluesky & Mu's 53%. CoasterData also leads on rating (5.0 vs 4.2). Blinky for Bluesky & Mu's advantage is ratings volume (23 vs 2) and iOS requirement (18.6 vs 26.4). On price, ads, in-app purchases and monetization model there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

ReceptionRating · Positive reviews · Number of ratings

CoasterData holds the better App Store score, 5.0 against 4.2. That said, the two scores are not equally well evidenced: Blinky for Bluesky & Mu has 23 ratings behind it against 2, so its average is the more settled of the two. Written reviews point the same way: 53% of Blinky for Bluesky & Mu's written reviews are positive against 100% of CoasterData's.

Scorecard4 real differences · 6 level
Blinky for Bluesky & Mu versus CoasterData: the parameters behind the verdict, then further details
ParameterBlinky for Bluesky & MuCoasterData
PriceFreeFree
Rating4.2 (23 ratings)5.0 (2 ratings) — better
Positive reviews52.9% of reviews100.0% of reviews — better
Number of ratings23 — better2
Update frequencyEvery 10 months—
AdsNoNo
In-app purchasesNoNo
MonetizationFreeFree
DevicesiPhoneiPhone, Apple Watch — better
Requires iOS18.6 — better26.4
Further details — not scored
Size53 MB9 MB
Age rating17+4+
DeveloperBirdsong Apps GmbHNathan Hulse

Customer experience

Blinky for Bluesky & Mu

All ratings23 ratings
Positive69.6%
Neutral21.7%
Negative8.7%
Written reviews17 reviews
Positive52.9%
Neutral23.5%
Negative23.5%

CoasterData

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews1 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

None

Blinky for Bluesky & Mu

No in-app purchases

None

CoasterData

No in-app purchases

Questions

Is Blinky for Bluesky & Mu free?
Blinky for Bluesky & Mu is free to download, with no in-app purchases.
Is CoasterData free?
CoasterData is free to download, with no in-app purchases.
Which has better reviews, Blinky for Bluesky & Mu or CoasterData?
CoasterData is rated higher. Blinky for Bluesky & Mu averages 4.2 out of 5 from 23 ratings, while CoasterData averages 5.0 from 2 ratings.
Do Blinky for Bluesky & Mu or CoasterData have ads?
Neither Blinky for Bluesky & Mu nor CoasterData shows ads.

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