Better performance with games (no stutter).New hotkeys to adjust color (alt+shift+PgUp and alt+shift+PgDn).Color filters for eyestrain and other uses.Backwards alarm clock: reminders not to stay up too late.Predictions of how light affects your body.Disable for fullscreen apps: play movies without f.lux (this even works on one screen at a time).Disable by app: disable f.lux automatically for certain apps like Photoshop.Bedtime mode: a warmer mode gets you ready for sleep.f.lux will remember what you choose during the day, in the early evening, and at night: There’s one big slider, and you can adjust it whenever you want to change it. We made big performance improvements in this version, so for games especially, this new version is a huge improvement. To explain the difference, we’re bringing numbers about how light affects your body right into the app, so you can pick the right settings for you. While you can use a gentler setting to relieve eyestrain, it might not affect your sleep as much as you expect–they’re two different things. Sleepį.lux is designed to remove a large majority of the light that messes up your sleep. (And even the people who don’t sleep very much need more darkness at night.) Eyestrain vs.

Setting your wake time is important, so f.lux can calculate when to remove blue light a while before bed.

Go set your wake time in the f.lux preferences: There’s one important thing you have to do to make this work.

This new version of f.lux adapts to your schedule with a super-strong “bedtime mode” that ramps up when your body needs less blue light, and it has tons of new features and better performance too.

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