Scalizer automatically configures Windows interface scaling on displays it does not support by default.
The Best App Alternatives in 2026
Looking for something like App? Here are 24 alternatives, ranked by how closely they match it on purpose, features and platforms. Of these, 23 are open source.
VIA’s web interface configures QMK mechanical keyboards, including keymaps, macros, and RGB settings where available.
Top picks at a glance
Quick comparison
| # | Alternative | Pricing | Open source | Platforms |
|---|---|---|---|---|
| 1 | Scalizer | — | Yes | Windows |
| 2 | nvidiaProfileInspector | — | Yes | Windows |
| 3 | RyzenAdj | — | Yes | Linux, Windows |
| 4 | gdu | — | Yes | — |
| 5 | VIA | — | Not stated | Web |
| 6 | KeyViz | — | Yes | Linux, macOS, Windows |
| 7 | keymapper | — | Yes | — |
| 8 | Kanata | — | Yes | — |
| 9 | Kmonad | — | Yes | Linux, macOS, Windows |
| 10 | Deskflow | — | Yes | — |
All App alternatives
NVIDIA Profile Inspector edits NVIDIA driver profiles through the NVIDIA Driver Settings API on Windows.
RyzenAdj adjusts power management settings for Ryzen mobile processors and APUs.
gdu analyzes disk usage through a console interface and is written in Go.
VIA
caniusevia.comVIA configures compatible mechanical keyboards, with tools to test and design keyboard layouts.
Keyviz visualizes keyboard and mouse actions in real time through a free, open-source tool.
keymapper remaps keyboard keys across platforms, with context-aware behavior described by its project.
Kanata offers keyboard customization features intended to improve typing comfort and usability.
Manage keyboard behavior across GNU/Linux, Windows, and macOS with KMonad, a keyboard manager.
Deskflow lets users share one keyboard and mouse across multiple computers.
Virtual Display Driver adds virtual monitors to Windows 10 and 11 for use with VR, OBS, Sunshine, or desktop sharing.
ShowDesktopOneMonitor changes the Windows desktop shortcut so it shows the desktop on one monitor.
DriverStoreExplorer manages the Windows driver store; its project warns that improper changes can affect the system.
Erdtree analyzes disk usage across filesystems and supports gitignore and hidden file rules.
SonyHeadphonesClient provides a cross-platform library implementation for Sony Sound Connect headphones.
Scrutiny monitors hard drive SMART data, historical trends, and failure thresholds.
ShaderGlass overlays GPU shaders on the Windows desktop and Wine, according to its project description.
Adjust brightness across multiple monitors on Windows using Monitorian, a desktop utility.
Fastfetch displays system information through a feature-rich utility described as an alternative to neofetch.
Display Driver Uninstaller removes graphics and audio driver packages and attempts to clear associated files and registry entries.
Apply acceleration to mouse input in the raw input stream with Raw Accel, a driver for Windows.
FanCtrl automatically controls PC fan speed, according to the project description.
Collect cellular network survey information with Network Survey, an Android application for recording mobile network data.
The Deskhop project describes a device for switching quickly between desktop computers.
Alternatives to similar tools
What is the best alternative to App?
Are there open-source alternatives to App?
Alternatives are suggested from the purpose and features described in our listings. Different pages for the same product appear once. Read each description to check whether it fits your task. How we choose alternatives · Suggest an alternative
























