Keep your screen about an arm's length away.
Some advanced free downloads can sync with your local sunrise and sunset times, automatically dimming your screen as the sun goes down. How to Get Your Free Download
Always download directly from the official developer website to avoid malware.
Using screens late at night makes it harder to fall into a deep sleep. Top Features of an Eye Saver Free Download
Digital screens emit high-energy visible light, commonly known as blue light. During the day, blue light helps keep us alert and focused. However, excessive exposure—especially in the evening—can interfere with your circadian rhythm.
The most effective way to prevent strain is the 20-20-20 rule: every 20 minutes, look at something 20 feet away for 20 seconds. A good eye saver will automate these reminders for you. 3. Automatic Brightness Adjustment
The software should allow you to shift your screen colors from a harsh blue to a warm, yellowish tint. This mimics natural sunlight and is much easier on the retinas. 2. Break Reminders