spacedesk vs OnTime Crew
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
spacedesk
Extend your Windows PC's desktop to another device wirelessly or via USB. Use your tablet or phone as a drawing tablet or a portable second monitor for travel and productivity.
- Windows desktop extension
- Screen mirroring
- Remote desktop viewer
- Drawing tablet functionality
- Wireless display monitor
- USB display monitor
- Remote control
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Windows computer desktop extension, mirroring and remoting tool for WiFi, USB or LAN. Supports applications like: - Screen Cast (to television, tablet or smart phone) - Desktop Remoting Viewer (over USB and Local Area Network) - Drawing Tablet (drawing and painting with digitizer pen) - Wireless Display Monitor (similar to Miracast, RDP, AirPlay and Sidecar) - USB Display Monitor (similar to DisplayLink) - Remote Access (over USB link, WiFi and LAN) - Remote Control (wireless and wired) - Screen Streaming (including audio) - Screen Mirroring (over the air and via cable) - Screen Cloning - Extension Screen - Windows Desktop Workspace Extension - Windows Desktop Duplication (clone) - Windows Desktop Streaming - Personal Computer Desktop Presenter - Virtual Monitor for Desktop PC - Second Display On The Go - TV, mobile or tablet screen as Side by Side Display - Alternative to Miracast, AirPlay and Sidecar - Portable Multimonitor Screen for Travel - Access main computer from mobile device - Software KVM-Switch (Keyboard Video Mouse) - Software Display Hub - Software Display Switch - Projector Screen Viewer - Input Console - Input Terminal - Tablet Input Device - Windows Graphics Tablet App - Windows Tablet as sketchbook for drawing artwork - Creative Video Wall App - Video Wall w. Any Angle Rotation Instruction manual, documentation and detailed setup: https://manual.spacedesk.net Quick Guide: 1. Install spacedesk DRIVER software for Windows Primary PC. Download from: https://www.spacedesk.net 2. Install this spacedesk Viewer app for iOS. 3. Open this spacedesk Viewer app and connect to Windows Primary PC. Connection: USB or LAN (Local Area Network). LAN: Driver and Viewer must be on the same network - via Mobile Hotspot Note: Does NOT need internet connection! The Windows Primary Machine running spacedesk Driver... ...supports Windows 11, Windows 10 or Windows 8.1. Apple Macs are not supported. Dual monitor and multi monitor configurations are supported. Needs spacedesk drivers installed. Download: https://www.spacedesk.net The Secondary Machine or Device (iOS network display client)... ...is an iPad, iPhone or device running the spacedesk iOS app. The wireless and wired cable connection... ...connects Windows Primary Machine to Secondary Machine or Device over USB, LAN (Local Area Network e.g. Ethernet) and/or WLAN (Wireless Local Area Network). Local Area Network connection can be wired or over WiFi. TCP/IP network protocol is required. More information on: https://www.spacedesk.net Instruction Manual: https://manual.spacedesk.net/ Support Forum: https://forum.spacedesk.net/ Facebook: https://www.facebook.com/pages/spacedesk/330909083726073 Youtube: https://www.youtube.com/watch?v=YkWZSwBD-XY — LIGHTNING FAST — To achieve unparalleled performance and display quality with zero lag, use cable connection over USB or Local Area Network. Try to circumvent WiFi and network routers. E.g. configure Windows PC or iOS device as WiFi Access Point (Hotspot) and connect directly before connecting spacedesk. Please check chapter "Performance Tuning" in the instruction manual: https://manual.spacedesk.net — REMOTE CONTROL INPUT AND OUTPUT PERIPHERAL ACCESSORIES — - Touchscreen (multitouch and single touch - Touchpad - Mouse Pointer Control - Keyboard - Pressure Sensitive Stylus Pen - Audio Speaker — SETTINGS AND OPTIONS — - Landscape View - Portrait View — SYSTEM SUPPORT — Supported are iOS versions 11.x+ (including MacOS on Apple Silicon Chips) and PCs with Windows 11, Windows 10 and Windows 8.1. Apple Macs are not supported.
OnTime Crew
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OnTime Crew is a departure preparation tool designed specifically for airline crew members. Enter one departure time, and the app automatically breaks it down into key moments: wake-up, leave home, sign-in, and board preparation. No more manual calculations or mental math — just clear, reliable reminders for every step of your pre-departure routine. KEY FEATURES: • One input, auto breakdown — enter your T/O time and get a complete timeline • Auto reminders at key moments — wake-up, leave home, sign-in, board prep • Lock screen widget — glance at your schedule without opening the app • Multiple templates (Pro) — save profiles for different bases, hotels, or commute scenarios • Bedtime confirm (Pro) — evening overview of tomorrow's key moments • Repeat reminders (Pro) — persistent reminders until you confirm • Bedtime checklist (Pro) — confirm report time, reminders, settings, and device status FREE VERSION: • Enter departure time, auto reverse-calculate key moments • 1 default duty profile with customizable durations • Basic reminder at each node • Lock screen widget data • Device-local timezone PRO VERSION: $3.99/month or $29.99/year (~$2.50/month) Includes everything in Free, plus multiple templates, bedtime confirm, repeat reminders, bedtime checklist, and evening confirm. DESIGNED FOR CREW MEMBERS: • Handles varying report times and commute routes • Auto-detects commute period (peak/normal/express) based on leave-home time • Dark mode default — optimized for early morning and nighttime use • All data stored locally — your data never leaves your device • No account required, no server dependency Turn one departure time into clear, reliable reminders. SUBSCRIPTION DETAILS: • Subscription name: OnTime Crew Pro • Duration: 1 month (monthly) or 12 months (annual) • Price: $3.99/month or $29.99/year (equivalent to ~$2.50/month) • A 30-day free trial is offered to new subscribers. If offered, the trial converts to a paid subscription unless cancelled at least 24 hours before the end of the trial period. • Payment is charged to your Apple Account at confirmation of purchase. • Subscription automatically renews unless it is cancelled at least 24 hours before the end of the current period. • Account is charged for renewal within 24 hours prior to the end of the current period. • Subscriptions and auto-renewal can be managed or cancelled in your App Store account settings at any time. Privacy Policy: https://lyman777-beep.github.io/ontime-crew-support/privacy_policy.html Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Screenshots
Verdict
The clearest difference is update cadence: OnTime Crew at daily against spacedesk's every 3 weeks. spacedesk's advantage is iOS requirement (9.3 vs 16.1). On price, 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
Both are free to download. spacedesk sells 11 one-off in-app purchases and OnTime Crew sells 2 in-app purchases, starting at $3.99 per month. Whichever you choose, the download price is not the number that matters.
spacedesk ships an update every 3 weeks, OnTime Crew daily. The most recent releases landed on October 20, 2026 and October 9, 2026 respectively.
| Parameter | spacedesk | OnTime Crew |
|---|---|---|
| Price | Free | Free |
| Rating | 4.7 (2.2K ratings) — better | — |
| Positive reviews | 71.3% of reviews | — |
| Number of ratings | 2.2K — better | — |
| Update frequency | Every 3 weeks | Daily — better |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 9.3 — better | 16.1 |
| Further details — not scored | ||
| Size | 17 MB | 25 MB |
| Age rating | 4+ | 4+ |
| Developer | datronicsoft Technology GmbH | XU JUANJUAN |
In-app purchases
spacedesk
- Business License: 46-50 Conn.$9.00
- Business License: 41-45 Conn.$18.00
- Business License: 1 connection$19.00
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- Business License: 36-40 Conn.$25.00
- Business License: 31-35 Conn.$35.00
- Business License: 26-30 Conn.$45.00
- Business License: 21-25 Conn.$50.00
- Business License: 16-20 Conn.$59.00
- Business License: 11-15 Conn.$60.00
- Business License: 6-10 Conn.$70.00
- Business License: 2-5 Conn.$79.00
OnTime Crew
- Pro Monthly1 Month trial$3.991 Month
- Pro Yearly1 Month trial$29.991 Year









