spacedesk vs FlowAnalyzer Viewer
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.
FlowAnalyzer Viewer
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FlowAnalyzer Viewer opens water network models (.inp files) on your iPhone or iPad, runs a hydraulic simulation with the EPANET 2.2 engine, and lets you inspect the results element by element. WHAT YOU CAN DO • Open .inp files from Files, Mail, AirDrop or cloud storage • Run a hydraulic simulation and step through the time periods • See the network on an interactive map: zoom, pan, touch and hold any node to see its data • Read pressure, head, demand, flow, velocity and headloss for junctions, pipes, pumps, tanks, reservoirs and valves • Review hydraulic and time options • Works offline. Your files stay on your device EDIT IN FLOWANALYZER Tap "Edit & simulate in FlowAnalyzer" on the network screen to send the network to FlowAnalyzer (if installed) to edit it. If FlowAnalyzer is not installed, its App Store page opens inside the viewer. The two apps are separate. They use different EPANET engine versions (2.2 and 2.3.5); results may differ. FREE FlowAnalyzer Viewer is free, with no limit on network size. To edit and create networks, there is FlowAnalyzer. PRIVACY No account, no ads, no tracking. The app collects no data. FlowAnalyzer Viewer uses the EPANET 2.2 engine to read and simulate .inp files. It is an independent app, not affiliated with, endorsed by or sponsored by the U.S. Environmental Protection Agency (EPA).
Screenshots
Verdict
The clearest difference is update cadence: spacedesk at every 3 weeks against FlowAnalyzer Viewer's every 2 months. spacedesk also leads on iOS requirement (9.3 vs 15.0). 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 FlowAnalyzer Viewer sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.
spacedesk ships an update every 3 weeks, FlowAnalyzer Viewer every 2 months. The most recent releases landed on October 20, 2026 and October 21, 2026 respectively.
| Parameter | spacedesk | FlowAnalyzer Viewer |
|---|---|---|
| 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 — better | Every 2 months |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 9.3 — better | 15.0 |
| Further details — not scored | ||
| Size | 17 MB | 1 MB |
| Age rating | 4+ | 4+ |
| Developer | datronicsoft Technology GmbH | Transparent Blue Water LLC |
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
FlowAnalyzer Viewer
- HydroViewer Pro$2.99
Questions
Is spacedesk free?
Is FlowAnalyzer Viewer free?
Do spacedesk or FlowAnalyzer Viewer have ads?
Which is updated more often, spacedesk or FlowAnalyzer Viewer?
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