Comparison

Flats vs SmartKey

Price, ratings, monetisation and update history for both apps, side by side β€” with what reviewers say about each.

Head to head
About

Flats

Features
Read full description

A door lock APP for apartment users. Mobile APP can manage door locks through Bluetooth connection or directly remotely.

About

SmartKey

Features
Read full description

SmartKey is providing you with full control over multiple types of locks. With its user-friendly interface and advanced features, this app offers unparalleled convenience and security. You can effortlessly manage your locks through Bluetooth control, allowing you to easily lock and unlock them with just a few taps on your phone. Whether it's a door lock, hotel room, or any other compatible lock, this app puts the power in your hands. Additionally, app offers remote control functionality, enabling you to access and control your locks from anywhere in the world. This feature is particularly useful when you need to grant temporary access to someone or monitor the status of your locks while you're away. The app also provides comprehensive management capabilities, allowing you to organize and customize your lock settings with ease. You can add and remove users, set access permissions, track lock activities for any suspicious or unauthorized access attempts. It is the ultimate companion for anyone seeking a secure and convenient way to manage their access system. Experience the freedom and control that this app brings to your fingertips.

Screenshots

Flats4 screens
SmartKey4 screens

Verdict

The call

The clearest difference is update cadence: Flats at every 2 weeks against SmartKey's every 5 months. Flats also leads on iOS requirement (9.0 vs 14.0). On price, ads, in-app purchases and device support there is nothing between them.

Scored on Price Β· Rating Β· Positive reviews Β· Number of ratings Β· Update frequency Β· Ads Β· In-app purchases Β· Monetization Β· Best chart rank Β· Devices Β· Requires iOS

CostPrice Β· In-app purchases Β· Ads Β· Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

Flats ships an update every 2 weeks, SmartKey every 5 months. The most recent releases landed on October 7, 2026 and October 2, 2026 respectively.

Scorecard2 real differences Β· 4 level
Flats versus SmartKey: the parameters behind the verdict, then further details
ParameterFlatsSmartKey
PriceFreeFree
Update frequencyEvery 2 weeks β€” betterEvery 5 months
AdsNoNo
In-app purchasesNoNo
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS9.0 β€” better14.0
Further details β€” not scored
Size87 MB20 MB
Age rating4+4+
DeveloperεΊ†ηœ 韩SmartKey s.r.o.

In-app purchases

None

Flats

No in-app purchases

None

SmartKey

No in-app purchases

Questions

Is Flats free?
Flats is free to download, with no in-app purchases.
Is SmartKey free?
SmartKey is free to download, with no in-app purchases.
Do Flats or SmartKey have ads?
Neither Flats nor SmartKey shows ads.
Which is updated more often, Flats or SmartKey?
Flats ships an update every 2 weeks, and SmartKey every 5 months. Most recently, Flats was updated on October 7, 2026 and SmartKey on October 2, 2026.

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