1. Home
  2. 📚 Education
  3. Practice Lock
Practice Lock

Practice Lock

Learn to Open Your Lock

1.8K ratings
112 reviews
#55 in paid Education
📚 Education
🔧 Utilities
$0.99
In-App Purchases

Details

  • Released
  • Updated

Developer

James Randolph
✨Promote your app ✨
Practice Lock video #1 for iPhone
Practice Lock screenshot #2 for iPhone
Practice Lock screenshot #3 for iPhone
Practice Lock screenshot #4 for iPhone
Practice Lock screenshot #5 for iPhone
iphone
ipad
🧾$0.99
In-App Purchase↘︎
📉no. 55
Charts↘︎
📌Ready
Reviews summary↘︎
⭐112
Reviews↘︎
📝11+ tags
Tags↘︎
🔄6+ apps
Alternatives↘︎
❓5 answered
FAQ↘︎
📦w/o updates
Updates frequency↘︎
🖼️Get Icon
Icons↘︎

About

Master combination locks with a realistic digital simulator. Practice opening locks with helpful hints and step-by-step guidance. Customize your lock's appearance and choose your own or randomly generated combinations.

✓Realistic lock unlocking simulation
✓Helpful hints for common mistakes
✓Step-by-step walkthrough mode
✓Customizable dial colors
✓Generate random combinations
✓Choose custom combination ranges
Show original description

What users say

Summarized from real user reviews of Practice Lock. Based on 1.8K reviews and a 4.8/5 average, it highlights the 5 positives and 3 negatives reviewers mention most about this Education app.

Positive things

  • 👍Helpful for learning to open lockers
  • 🚀Efficient at teaching lock-opening skills
  • 🎨Customizable lock colors and types
  • 💡Useful practice for middle/high school students
  • 🎉Fun and engaging app

Negative things

  • 💰Paid app, could be better if free
  • 🤔Sensitivity issues with lock turning
  • 🐛Occasional left/right confusion in instructions
See all reviews

What's New in Practice Lock

2.2.1

March 5, 2025

• Updated tinted icon

1

In-App Purchases

$0.99

Customize Lock

Change the combination, color, and more.

Charts

Top Paid

📉 55-5

Education

This app dropped -5 positions in Education chart.

Last updated on July 20, 2026.

User reviews

Most RecentHighest RatedLowest Rated

So useful

This has helped me so much to learn codes . It also doesn’t have adds but you do need to pay for it but trust me it’s worth every penny. So just try it you won’t be sorry ! In two hours I learned how to open my locker clearly this is the best thing to buy on your on one!!!!😝🤪🥰If it could be ten stars it would be a 10 !!!
Show more
GoktmrmGoktmrm

Ehh its mid

The fact it helped but i still wasnt able to open itttt because they were not being so specific like do i turn it 3-2 time to to reset orrr (dw i learned over 1 week ago it was aight
sophaaaiieked,sophaaaiieked,

Learning

My first day of school is coming up and I forgot how to open my locker. With this app, it helped me so much to remember how to own my locker and have a good first day of school.
👍👗👍👗

Fye app

it helped me learn to open my locker it was mad helpful
masonicecream67masonicecream67

Sound

The only thing missing is the sound of twisting the lock and the release. That would make this perfect
poetlockedpoetlocked
See 107 more reviews

Developer apps

Mini Mathcards
Mini Mathcards

Delightful Math Flashcards

📚 Education

(5)

Free
In-App Purchases
See developer apps

User experience

🐞

Reported Bugs

2 issues

Lock turning too fast at times

Bug

Inconsistent behavior compared to real-life locks

Bug
✨

Requested Features

3 requests

Add sound effects when unlocking

Feature

Include a randomize option to reset the lock combination

Feature

Provide more lock types and difficulty levels

Feature

FAQ

What does the Practice Lock app do?

This app provides a realistic simulation of a combination lock, allowing users to practice the process of opening it. It mimics the behavior of a real lock, including spinning the dial and opening the shackle, to help users build confidence and familiarity.

What are the key features of the Practice Lock app?

Key features include a realistic unlocking simulation, helpful hints for common errors, a walkthrough mode for step-by-step guidance, customizable dial colors, and the ability to generate random combinations or set your own.

Is the Practice Lock app free to use?

Yes, the Practice Lock app is completely free to use. It does not feature in-app purchases or advertisements, allowing for an uninterrupted learning experience.

Who is the target audience for this app?

The app is designed for anyone who needs to practice opening combination locks, particularly students preparing to use school lockers. It's also useful for individuals who want to improve their dexterity and understanding of combination lock mechanisms.

How does the walkthrough mode work?

If you find yourself stuck while trying to open the lock, you can enable Walkthrough Mode. This feature provides clear, step-by-step instructions throughout the unlocking process, guiding you through each action needed to successfully open the lock.