Gmelius is a freemium application available for Google Chrome, Safari and Opera that customises the look and feel of web mail service Gmail. The extension adds over 40 new functionalities to Gmail including email scheduling, email reminders and email followup. It also provides Gmail users a way to customize which interface elements they wish to display in their inbox, as well as how they want to use them. Gmelius is well known for proposing a cleaner and customizable user interface to Gmail's new look; the page format was made compulsory in April 2012.
Gmelius has an average rating close to 5-star on the various platforms where it is available. The extension has been featured on multiple news websites including TechCrunch, LifeHacker, PCWorld, MakeUseOf  and others and currently averages 150.000 daily users.
- TechCrunch. "Gmelius Promises To Improve the Look and Feel Of Your Gmail Inbox". TechCrunch. Retrieved 2012-04-23.
- PCWorld. "Simplify the Web with these free Chrome extensions". PCWorld. Retrieved 2012-09-07.
- LifeHacker. "Gmelius Makes Gmail's User Interface Awesome and Ad-Free". LifeHacker. Retrieved 2012-04-23.
- Google. "About Gmail's new look". Google.
- Mashable. "Gmail Finally Makes Involuntary Switch to 'New Look'". Mashable.
- Gmelius for Chrome
- Gmelius for Firefox
- Gmelius for Opera
- MakeUseOf. "Customize Gmail's Online Interface With Gmelius". MakeUseOf. Retrieved 2012-05-03.