Good Night System vs WOL
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
WOL
Remotely power on network devices and verify their status with a ping. This utility is designed for both IT professionals managing servers and home users needing to access devices like NAS.
- Wake up devices on a LAN
- Ping devices to check status
- Export/import backups
- Supports iCloud backups
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Wake up hosts on your network and ping them to check if they are booted up. Useful for the professional to wake up servers as for the casual user who wants to wake up a home nas. Main features: • wake up devices on a lan • ping devices to check if the are alive • export a backup to local files, iCloud or other apps • import a backup files from local files, iCloud or other apps
Screenshots
Verdict
The clearest difference is review sentiment: Good Night System at 50% against WOL's 0%. Good Night System also leads on price (Free vs $0.99) and rating (3.7 vs 1.0). 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; WOL costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.
Good Night System holds the better App Store score, 3.7 against 1.0. Both are backed by a comparable volume of ratings — 3 and 1 respectively. Written reviews point the same way: 50% of Good Night System's written reviews are positive against 0% of WOL's.
Good Night System ships an update every 6 months, WOL every 17 months. The most recent releases landed on June 6, 2026 and September 7, 2026 respectively.
| Parameter | Good Night System | WOL |
|---|---|---|
| Price | Free — better | $0.99 |
| Rating | 3.7 (3 ratings) — better | 1.0 (1 ratings) |
| Positive reviews | 50.0% of reviews — better | 0.0% of reviews |
| Number of ratings | 3 — better | 1 |
| Update frequency | Every 6 months — better | Every 17 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free — better | Paid |
| Devices | iPhone, iPad, iPod — better | iPhone, iPod |
| Requires iOS | 8.0 — better | 15.6 |
| Further details — not scored | ||
| Size | 19 MB | 4 MB |
| Age rating | 4+ | 4+ |
| Developer | Lunatico Astronomia S. L. | Marco Petrucci |
Customer experience
Good Night System
WOL
In-app purchases
Good Night System
No in-app purchases
WOL
No in-app purchases
