Comparison

Sky2F vs Lock Tool

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

Head to head

About

Sky2F

Features

Read full description

Secure, Easy to Integrate and Easy to Use. * Sky2F used stronger SHA-256 Hashing algorithm instead of the default HMAC-SHA-1. * Sky2F added 3 more parameters to the password generation process, which includes users' IP address and 2 other random codes. It made our passwords much more stronger than other average systems. *Sky2F added strict failure count checking, which made brutal password cracker impossible to attack our passwords. * Sky2F provides a friendly Web based GUI for devices management. It also has complete password access logs. * Sky2F's Mobile APPs are easy to use. They also support multiple accounts in one app installation.

About

Lock Tool

Features

Read full description

The cLock tool is a tool that is provided specially for the hotel and apartment customers to configure network of the PINE WORLD WIFi door lock.It needs to cooperate with the supporting backstage management system, so as to realize the remote control of all the locks of all hotels and apartments.

Screenshots

Sky2F2 screens

Lock Tool4 screens

Verdict

The call

The clearest difference is update cadence: Lock Tool at every 3 months against Sky2F's every 29 months. Sky2F's advantage is iOS requirement (9.0 vs 12.0). On price, ads, in-app purchases and device support there is nothing between them.

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

CostPrice · In-app purchases · Ads · Monetization

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

UpkeepUpdate frequency

Sky2F ships an update every 29 months, Lock Tool every 3 months. The most recent releases landed on October 11, 2026 and October 16, 2026 respectively.

Scorecard2 real differences · 4 level

Sky2F versus Lock Tool: the parameters behind the verdict, then further details
Parameter	Sky2F	Lock Tool
Price	Free	Free
Update frequency	Every 29 months	Every 3 months — better
Ads	No	No
In-app purchases	No	No
Devices	iPhone, iPod	iPhone, iPod
Requires iOS	9.0 — better	12.0
Further details — not scored
Size	14 MB	19 MB
Age rating	4+	4+
Developer	Sky Frameworks	Shenzhen Zhixin Wulian Technology Co., Ltd.

In-app purchases

None

Sky2F

No in-app purchases

None

Lock Tool

No in-app purchases

Questions

Is Sky2F free?

Sky2F is free to download, with no in-app purchases.

Is Lock Tool free?

Lock Tool is free to download, with no in-app purchases.

Do Sky2F or Lock Tool have ads?

Neither Sky2F nor Lock Tool shows ads.

Which is updated more often, Sky2F or Lock Tool?

Sky2F ships an update every 29 months, and Lock Tool every 3 months. Most recently, Sky2F was updated on October 11, 2026 and Lock Tool on October 16, 2026.