It is important to have the best indoor security lock. Let’s take you step by step, type by type, and find the best indoor security lock for you.

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Our Top Picks:

Best Overall: Buy: Everplus Indoor Security Lock READ REVIEW

Best For Garage Door: Buy: Everplus Reinforcement Lock READ REVIEW

Best For Home Security: Buy: Primeline Indoor Security Lock READ REVIEW

Best For Drill Bit: Buy: Defender Security Indoor Security Lock READ REVIEW

Best For Wood Door: Buy: Defender Security Surface Bolt Lock READ REVIEW

Best For Barn Doors: Buy: Cranach Indoor Security Lock READ REVIEW

Best For Stainless Steel: Buy: Saisn Indoor Security Lock READ REVIEW

Best Overall: Everplus Indoor Security Lock

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We know from years of feedback from readers, amazon sellers, and family and friends what most people want in a lock. The Everplus Indoor Security Lock is exactly that - it's a simple lock that hits all the right notes. The everplus indoor security lock is very durable, it can be bought for good value and has an upgraded design. The Manufacturer says: In addition to providing good quality security door lock, we offer satisfactory service and warranty on all our door locks to make sure that you can buy with confidence, We will try our best to solve the problem until you are satisfied. This door reinforcement lock has a spring - loaded design to prevent children from opening the door to unknown people.

Most importantly, the everplus indoor security lock is designed for child safety, is very strong, It is highly recommended and has a good design.

Most buyers quickly discovered that the lock was easy to follow and the items were so strong. And, a few strongly agree that the lock is made from high-quality metal. In addition, they also found that these are engineered so that they will not accidentally self-lock. In short, most buyers agree that the lock suits them best, and no one questions it.

• This door lock is amazing, super sturdy, easy to install and use.
• This can be used on the front door, a great addition to security.
• This is easy to install and complete with different sized screws of the same color.
• It is easy to tell if they are in the locked/unlocked position.

Best For Garage Door: Everplus Reinforcement Lock

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Compared with other locks in this category, the Everplus Reinforcement Lock has a convenient design. The everplus reinforcement lock is a good choice for home security. Make sure this fits by entering your model number. This door reinforcement lock has a spring - loaded design to prevent children from opening the door to unknown people.

Lastly, the everplus reinforcement lock is great with good service, It looks decent and has a good design.

Almost all customers quickly discovered that the lock would look perfect when done. In addition, a few also found that the lock is easy to install, especially if you drill pilot holes first before you screw in the screws. In addition, they strongly agree that this door lock is extremely easy to install and works great.

• This is used to start the hole.
• The lock is made out of aluminum, but the hinge pin is steel.
• It is easy to break the glass and open it.
• This protects unwanted entrances and exits.

Best For Home Security: Primeline Indoor Security Lock

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The Primeline Indoor Security Lock's material feels more premium than its price would suggest. The primeline indoor security lock is made with durable construction, is great for product info and it is highly recommend. Secure your home or office doors with additional security with the u 10308 swing bar lock. This swing bar lock can also be installed out of reach of children so they can not open the door by themselves, providing additional child - safe door security.

The lock includes installation fasteners, including plastic shim spacers for leveling,. Most importantly, the primeline indoorsecurity lock is constructed from metal casting and comes finished in satin nickel.

Most buyers found that the lock is easy to install and does it's jo b. In addition, they strongly agree that the lock is easy to install and the additional spacers are great. Obviously, this lock passed the test and had very satisfied buyers eager to share their experience.

• This is held in by three bolts on each side.
• It is super solid and it is very nice.
• This can be used on inward - opening doors.
• This is sure to last, is durable and it is great for strong hold.

Best For Drill Bit: Defender Security Indoor Security Lock

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The Defender Security Indoor Security Lock's superior materials makes sure that it ages well with use. Moreover, the defender security indoor securitylock works as expected, It is designed for a great price and has a good design. Make sure this fits by entering your model number. This swing bar lock can also be installed out of reach of children so they can not open the door by themselves, providing additional child - safe door security. Lastly, the defender security indoor security lock is sold in gorgeous classic bronze color.

Almost all buyers found that the lock is easy to install, and it works. And, they also found that the lock provides peace of mind which is priceless. Moreover, a few also found that the lock is great for keeping kids from opening door if mounted high enough and they can unlock the door. In conclusion, many buyers have used the lock for more than a few months without letup, and it shows no sign of giving up.

• This will not get pushed apart easily like most double doors.
• This is durable, works perfectly and it is highly recommended.
• This is useful and effective with several different materials.
• This allows for good security and it is very strong.

Best For Wood Door: Defender Security Surface Bolt Lock

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The features department is where the Defender Security Surface Bolt Lock truly manages to shine. The defender security surface bolt lock is super easy, allows for versatile installation, It looks great and has a durable design. The u 10306 surface bolt can be mounted vertically or horizontally and is effective for keeping doors, cabinets and closets closed, deterring kids and pets from getting in or out of certain areas of your home, and so much more. The u 10306 surface bolt is 4 ” in length and includes two different keepers for surface or mortise installations.

The lock is very strong, it is perfect for heavy duty and has a sliding design. In addition, this includes a surface mount keeper and a mortise-style keeper to accommodate a variety of applications. Lastly, the defender security surface bolt lock is made for easy install, It is built with a nice finish and has a good design.

Almost all buyers opine that the lock is great for child proofing. In addition, a few say that the lock is right at 3/4" wide, so if you are going to use it on the edge of the plywood it will be fine. Moreover, a few say that the sliding part of the latch goes in to the lock at a perpendicular angle, like a t, so it would best be mounted on a doorframe or wall rather than a second door. Overall, many customers have used the defender security surface bolt lock for more than a few months without any complaints, and it shows no sign of giving up.

• This has been adjusted enough to open and close as needed.
• These were a pain at first, but now they work fine.
• This can be used on interior and exterior doors and works well on both.
• This makes the wife feel safe too.

Best For Barn Doors: Cranach Indoor Security Lock

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Cranach has been making great locks for years, thanks to a combination of clever design and appropriate materials. The Cranach Indoor Security Lock keeps us safe, It is very good and has interior design. Cranach barrel bolt latch keeps you safe and private, These solid door bolts are guaranteed to remain as good as new for a very long time. The notch - in the case, holds the bolt in a locked position.

Most importantly, the cranach indoorsecurity lock works well for cabinet doors, is coated with silver color, It is great for power drill and has a basic design.

Almost all customers quickly discovered that the lock is good for average sized doors. Also, a few say that the lock can be used for back yard projects, it is going to survive from the humidity and rain. Further, they strongly agree that the way the lock is designed, there is no wiggle room when it comes to how the bolt slides into the stationary piece. In conclusion, at the price, they believe that they got a steal of a deal with it.

• Manufacturer says: cranach door bolt locks are covered under our 5 - year satisfaction guarantee.
• This will keep those pesty intruders away with this high - quality door latch lock.
• This is worth the money, It is highly recommended and has a good design.
• It's small but will hold your door shut firmly.

Best For Stainless Steel: Saisn Indoor Security Lock

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If you are currently in the market searching for a suitable lock for your daily purpose, an indoor securitylock is the natural choice. And, the Saisn Indoor Security Lock is very simple and almost any homeowner can do the job with ease. Make sure this fits by entering your model number. The flip lock provides simple security for accessing windows, cabinets, fences and more. Most importantly, the saisn indoor security lock is available in a total of 5 different colors: gold, silver, bronze etc., so, it's likely one of your favorites is in the mix.

Most buyers quickly discovered that the lock is great for light indoor use. Moreover, a few strongly agree that the lock provides added security and is also good for baby proofing.

• This is important, is for compact size and it is beautiful.
• The padlock security lock is attached to the mounting screws.
• It is elegant and it is extra thick.
• [Door safety] providing additional safety door protection for children at home.