For Galaxy customers, true cellphone 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 probably the most?
The first half of this sequence explored the Residence 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 could possibly be tweaked just a bit extra exactly when listening to music?
Good Lock’s Sound Assistant was designed to deal with precisely these on a regular basis audio frustrations. The characteristic has surpassed 21 million cumulative downloads since its launch, making it probably the most extensively 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 quantity panel’s look may be personalized, delivering satisfaction not solely to the ears but in addition to the eyes.
![[Exploring Good Lock ②] Unveiling the Most Common Good Lock Options [Exploring Good Lock ②] Unveiling the Most Common Good Lock Options](https://img.global.news.samsung.com/global/wp-content/uploads/2025/04/Video-caption_Good-Lock_3-Most-Popular-Features_main1.jpg)
▲ 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 stop media quantity from lowering 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 varied person interface (UI) parts of their smartphones with customized themes, has surpassed 17 million cumulative downloads.
Curating a trendy theme however uncertain how to decide on the precise shade mixture? Theme Park makes it straightforward 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 primarily based on a particular background picture. This intuitive device 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 subsequent degree. Customers can now personalize not solely app icons but in addition the form and shade of residence display screen folders. For these trying to design customized icons and folder kinds, the Create Icon Theme characteristic inside Theme Park provides a easy but highly effective option to convey a singular aesthetic to the house display screen.

▲ Customise the look of residence display screen 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 allows customers to carry out regularly 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 via a crowded bus on the way in which to work, One Hand Operation+ ensures customers easy, easy management of their gadget.
The device helps each left and right-handed customers and permits particular capabilities to be assigned to horizontal, vertical or diagonal gestures. As an illustration, a left horizontal swipe could possibly be set to “Again,” a proper downward diagonal swipe to “Residence” 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 embody 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 each 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 each day lives. With many capabilities nonetheless left to discover, nevertheless, 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 workforce.
1 Prime three most downloaded Good Lock options since its launch, primarily based on cumulative downloads as of early March 2025.