For Galaxy customers, true telephone customization is made full with Good Lock. For the reason that newest One UI 7 replace, the app has drawn widespread consideration for its broader and extra versatile vary of customization options — cementing its standing because the go-to platform for creating a really tailor-made Galaxy expertise.
However which Good Lock options are customers loving essentially the most?
The first half of this sequence explored the Dwelling Up module. On this second installment, Samsung Newsroom unveils the highest three hottest options.1
Good Lock’s No. 1 Characteristic: Sound Assistant
Ever wished the amount might be tweaked just a bit extra exactly when listening to music?
Good Lock’s Sound Assistant was designed to handle precisely these on a regular basis audio frustrations. The characteristic has surpassed 21 million cumulative downloads since its launch, making it essentially the most broadly used module within the Good Lock suite.
Sound Assistant permits customers to fine-tune quantity ranges in increments from one to 10, enabling exact management for an optimum listening expertise. The amount panel’s look will be custom-made, delivering satisfaction not solely to the ears but additionally to the eyes.

▲ Sound Assistant
Customers can handle quantity settings for particular person apps, assign the amount buttons to regulate media quantity as a substitute of ringtone quantity and forestall media quantity from reducing throughout navigation use — eliminating minor inconveniences tied to non-public preferences.
These refined but impactful parts make Sound Assistant a standout characteristic that delivers significant enhancements to the on a regular basis audio expertise.
Good Lock’s No. 2 Characteristic: Theme Park
Theme Park, a characteristic that lets customers personalize numerous consumer interface (UI) parts of their smartphones with customized themes, has surpassed 17 million cumulative downloads.
Curating a classy theme however uncertain how to decide on the suitable colour mixture? Theme Park makes it simple to craft a visually cohesive and balanced look.
Customers can customise the colour scheme of particular person UI parts — together with the keyboard, fast panel and messaging interface — or let the characteristic mechanically generate a harmonious palette based mostly on a particular background picture. This intuitive instrument permits even these with out design expertise to personalize their gadget with ease and elegance.

▲ Theme Park
With the One UI 7 replace, superior customization choices have taken creativity to the following stage. Customers can now personalize not solely app icons but additionally the form and colour of dwelling display folders. For these trying to design customized icons and folder kinds, the Create Icon Theme characteristic inside Theme Park affords a easy but highly effective method to carry a singular aesthetic to the house display.

▲ Customise the look of dwelling display folders with One UI 7.
Good Lock’s No. 3 Characteristic: One Hand Operation+
Rating third among the many most-used Good Lock options, One Hand Operation+ has confirmed its practicality with greater than 16 million cumulative downloads.
This characteristic permits customers to carry out often used smartphone capabilities with a single thumb gesture, making it significantly useful for multitasking all through the day. Whether or not holding a drink in a single hand or navigating by way of a crowded bus on the way in which to work, One Hand Operation+ ensures customers easy, easy management of their gadget.
The instrument helps each left and right-handed customers and permits particular capabilities to be assigned to horizontal, vertical or diagonal gestures. As an example, a left horizontal swipe might be set to “Again,” a proper downward diagonal swipe to “Dwelling” and an upward diagonal swipe to open “Latest Apps” or launch AI Choose.

▲ One Hand Operation+
Customers can additional customise and refine gesture management settings to match their preferences and utilization patterns. Choices embrace adjusting the contact recognition vary and gesture vibration depth, excluding particular apps from gesture activation and even configuring gestures for the S Pen.
This characteristic is very helpful in busy every day routines — an underrated but highly effective functionality that delivers distinctive comfort with a single, easy gesture.
This overview of the highest three hottest Good Lock options highlights the customization capabilities Galaxy customers depend on most of their every day lives. With many capabilities nonetheless left to discover, nonetheless, Good Lock has rather more to supply.
Within the third and closing installment of this sequence, Samsung Newsroom will share professional suggestions and suggestions from the Good Lock growth crew.
1 Prime three most downloaded Good Lock options since its launch, based mostly on cumulative downloads as of early March 2025.