Good Night System vs Vibration Detect II
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Good Night System
This iOS companion app monitors your observatory while you sleep. It will alert you via your iPhone if any issues arise, ensuring peace of mind for astronomers. A free PC application is also available for download.
- Observatory monitoring
- Sleep-time alerts
- iPhone wake-up notifications
- Companion iOS app
- Free PC application available
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The iOS companion for our Good Night System. With this app, your observatory will be monitored while you sleep... at last, and should anything go wrong, your iPhone will wake you up. Before purchasing, please download and try the free app to check everything runs fine. Please visit our web site for details and to download the FREE Windows PC application
Vibration Detect II
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The Vibration Detect program use the motion sensor to detect vibrations. Place your IPHONE / IPAD on the equipment you like to measure vibrations. Hit the RUN button to start. There will be a two sec. delay to prevent from vibrations at startup. The default measure time is 10 seconds and the sensitivity is default set to medium.
Screenshots
Verdict
The clearest difference is price: Good Night System at Free against Vibration Detect II's $9.99. Good Night System also leads on update cadence (every 6 months vs every 28 months) and iOS requirement (8.0 vs 11.0). On ads, in-app purchases and device support 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
Good Night System is free to download; Vibration Detect II costs $9.99 up front. Neither carries in-app purchases, so what you see is what you pay.
Good Night System ships an update every 6 months, Vibration Detect II every 28 months. The most recent releases landed on June 6, 2026 and September 14, 2026 respectively.
| Parameter | Good Night System | Vibration Detect II |
|---|---|---|
| Price | Free — better | $9.99 |
| Rating | 3.7 (3 ratings) — better | — |
| Positive reviews | 50.0% of reviews | — |
| Number of ratings | 3 — better | — |
| Update frequency | Every 6 months — better | Every 28 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 8.0 — better | 11.0 |
| Further details — not scored | ||
| Size | 19 MB | 11 MB |
| Age rating | 4+ | 4+ |
| Developer | Lunatico Astronomia S. L. | Anders Falck |
In-app purchases
Good Night System
No in-app purchases
Vibration Detect II
No in-app purchases
Questions
Is Good Night System free?
Is Vibration Detect II free?
Do Good Night System or Vibration Detect II have ads?
Which is updated more often, Good Night System or Vibration Detect II?
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