Comparison

Classroom vs iokey

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

Head to head
About

Classroom

Facilitates real-time communication and file sharing between students and teachers. Offers interactive learning tools like quizzes, screen broadcasting, and a digital whiteboard. Provides a secure login for class participation and cloud storage for iPad users.

Highlights
  • Real-time messaging
  • File sharing
  • Quizzes and results
  • Screen broadcasting and monitoring
  • Interactive whiteboard
  • Class login and cloud storage
Read full description

1.Send and receive messages in real time 2.Receive files from teacher 3.Send files to teacher 4.Receive a quiz and get the results 5.Get the screen broadcast from teacher 6.Get the screen monitor from teacher 7.Display one studentโ€™s screen to the teacher and other students 8.Play the movie from teacher side 9.Receive the survey from teacher 10.Interactive whiteboard 11.Offer the information to log in the class 12.Classroom cloud (only for iPad) 13.Raise hand

About

iokey

Features
Read full description

Short Description: This is the solution using smartphone to control and open the lock/door lock. Detail Description: The lock can be opened without physical key or password using the iokey (Bulukey) application after installing the door lock and registering the user on Iokey (Bulukey) service. Additionally, User can use powerful central managing function such as control mode, approval mode for the lock based on the schedule and so on. # Main Function # 1) Contactless Lock Opening Function - The lock can be opened using the button at smartphone application. - Switch from physical key to logical key (No loss, No copy) 2) Manager Approval Mode Based on the Schedules - The message will be transmitted to the manager in real time when the user tries to open the lock which sets as an important one. After the manager gives approval to open the lock, the user can open it. 3) Control Mode Based on the Schedules - Depending on the user or working hours, the authority for handling the lock can be set. 4) Easy Access Authority Set Up - Manager can give or collect access authority to user easily even for multiple locks or door locks 5) Checking the History of Access - Every history such as opening the lock, changing parameters or making a report saves to website. Manager can check the history easily. Customer Service : dambeesoft@gmail.com (Weekday 9:00-18:00 KST)

Screenshots

Classroom3 screens
iokey4 screens

Verdict

The call

Classroom and iokey are too close to call on the numbers: across 6 compared parameters โ€” price, update cadence, ads and in-app purchases among them โ€” neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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

CostPrice ยท In-app purchases ยท Ads ยท Monetization

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

UpkeepUpdate frequency

Classroom ships an update every 2 months, iokey every 4 months. The most recent releases landed on October 12, 2026 and September 24, 2026 respectively.

ScorecardNo meaningful differences
Classroom versus iokey: the parameters behind the verdict, then further details
ParameterClassroomiokey
PriceFreeFree
Update frequencyEvery 2 months โ€” betterEvery 4 months
AdsNoNo
In-app purchasesNoNo
MonetizationFreeโ€”
DevicesiPhone, iPad, iPod โ€” betteriPhone, iPod
Requires iOS15.615.0 โ€” better
Further details โ€” not scored
Size42 MB14 MB
Age rating4+4+
Developerๅ—ไบฌๆžๅŸŸไฟกๆฏ็ง‘ๆŠ€ๆœ‰้™ๅ…ฌๅธDambee Technology Co., Ltd.

In-app purchases

None

Classroom

No in-app purchases

None

iokey

No in-app purchases

Questions

Is Classroom free?
Classroom is free to download, with no in-app purchases.
Is iokey free?
iokey is free to download, with no in-app purchases.
Do Classroom or iokey have ads?
Neither Classroom nor iokey shows ads.
Which is updated more often, Classroom or iokey?
Classroom ships an update every 2 months, and iokey every 4 months. Most recently, Classroom was updated on October 12, 2026 and iokey on September 24, 2026.

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