(For Windows 11 / 10 / 8 / 7 / XP • PCs and laptops)
• Filter harmful blue light from your screen
• Improve sleep by reducing blue light that disrupts your sleep cycle
• Adjust brightness for comfortable viewing
• Prevent eye strain from overly bright or dim screens
Synthmaster 2.9 Free Download
• Get reminders to take regular breaks
• Reduce eye strain and fatigue with regular breaks
If you are looking for a "free download,"
• Highlight your active window to reduce distractions
• Dim background windows to help you stay focused and each layer has two oscillators
• Blue light filtering – Reduce harmful blue light by adjusting screen color temperature to protect your eyes.
• 8 Smart Preset Modes for Every Scenario – Each mode comes with carefully set color temperature, so you can start using it immediately without any setup and quickly find a mode that fits your situation.
• Fully Customizable Color Temperature - You can adjust the color temperature and brightness of every mode to match your personal preference.
• Day & night adjustment – Automatically adjust color temperature based on your local sunrise and sunset.
• No yellow screenshots – Maintain accurate colors when capturing screens.
• Wider color temperature range – Fully adjustable from 0K to 10,000K, far exceeding industry standards.
👉 Learn More About Blue Light Filter for PC→
• Comfortable brightness adjustment – No washed-out colors, no added flicker, for better eye protection.
• Precise brightness control (1% accuracy) - Finer control than default Windows settings or standard dimmer tools.
• Extended brightness range – Adjust brightness beyond your monitor's default limits.
• Multi-monitor support – Adjust each display independently or sync brightness across all screens.
• Auto brightness – Automatically adjusts brightness based on the time of day to match your environment and reduce eye strain.
• Keyboard shortcuts – Quickly adjust brightness using custom hotkeys.
👉 Learn More About Screen Brightness Control →
• Custom break reminders – Set personalized intervals to prevent eye fatigue.
• Enforced breaks – Lock your screen temporarily to ensure you get real, uninterrupted rest.
• Smart pause detection – Automatically pause the timer when you're away from the computer.
• Structured break cycles – Automatically alternate short and long breaks.
• The 20-20-20 rule - Easily follow the recommended standard to reduce eye strain.
👉 Learn More About Break Timer Features →
• Focus Read – Highlight active reading areas to improve concentration.
• Focus Blur – Blur background windows to reduce visual distractions.
• Magic Window – Darken or grayscale any window to reduce distractions and make content easier to read.
• Auto Dark – Automatically switch between light and dark mode based on your schedule.
👉Learn More About Focus Read Features →
👉Learn More About Focus Blur Features →
👉Learn More About MagicX Features →
If you are looking for a "free download," it is important to stick to official sources to avoid security risks. offers two primary ways to use their technology without cost:
Keep an eye on community hubs like the KV331 Audio Facebook Group or Reddit , as the "Player" version or even full licenses are occasionally given away for free during holiday sales. 2. Key Features of SynthMaster 2.9
Each instance has two layers, and each layer has two oscillators, two filters, and four envelopes, providing deep routing possibilities.
Version 2.9 introduced the ability to load third-party wavetables and scan through up to 256 different shapes .
If you are looking for a "free download," it is important to stick to official sources to avoid security risks. offers two primary ways to use their technology without cost:
Keep an eye on community hubs like the KV331 Audio Facebook Group or Reddit , as the "Player" version or even full licenses are occasionally given away for free during holiday sales. 2. Key Features of SynthMaster 2.9
Each instance has two layers, and each layer has two oscillators, two filters, and four envelopes, providing deep routing possibilities.
Version 2.9 introduced the ability to load third-party wavetables and scan through up to 256 different shapes .