Comparison

Locker Practice vs Practice Combination Lock

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

Head to head
About

Locker Practice

Master combination locks with a realistic digital dial. Practice opening locks repeatedly until it becomes automatic, with step-by-step guidance and progress tracking. Ideal for students and anyone needing to quickly open a padlock.

Highlights
  • Realistic rotary dial simulation
  • Step-by-step opening guidance
  • Customizable combinations
  • Progress tracking (success rate, best time)
  • Offline functionality
  • No ads or interruptions
Features
Read full description

Walk up to your locker already knowing how it opens. Locker Practice is combination lock practice on a dial that behaves like the real thing. Spin it with your finger, follow the true right-left-right sequence, and open your locker combination again and again until your hands remember it. No real padlock needed, no hallway audience, no daily limit. A dial with real weight Drag the dial and it turns with you, giving a haptic pulse at every notch, then settling on the nearest number when you let go — just like the padlock on your locker door. That feel is what a school handbook diagram can never teach you, and it is the whole point of locker practice. The real sequence, enforced A combination lock is a sequence, not a password. So it makes you do it properly: • Spin clockwise at least three full turns to clear the dial, then stop on your first number • Spin counter-clockwise one full turn past it, then stop on your second number • Spin clockwise straight to your third number — do not go past it • Swipe the shackle up Get a direction or the extra turn wrong and it stays shut, exactly like the real one. That is what separates real lock practice from tapping digits into a keypad. It tells you what you did wrong "It didn't open" is useless feedback. When you make one of the classic mistakes, this app names it: wrong way to start, not spun far enough to reset, forgot the extra full turn, spun past the third number. One tap resets the dial and you go straight into the next attempt. Practice the code you were actually given Type in the lock combination your school handed you and rehearse that exact one, or generate a random one when you just want reps. Switch on "new code after each open" for fresh combinations, so you train the motion rather than memorise one answer. Save the codes you use most and name them, so gym locker memory is one less thing to carry. When you want pressure Use it as a school practice lock at home. Challenge mode hides the code and starts a countdown on the practice lock. School Sim tightens it to 20 seconds, so the first time you feel rushed is not the first morning of term. Watch yourself get better Progress tracks success rate, best time, streaks and attempts — you see the moment a lock combination stops needing conscious thought. What is inside • A true-to-life rotary dial you drag, with per-notch haptics • Enforced clockwise, counter-clockwise, clockwise sequence with the extra full turn • Step-by-step walkthrough showing the current step and direction • Named, instant correction for the mistakes that keep lockers shut • Reset any time, plus how to reset a borrowed or second-hand padlock • Your own code or a random one; optional new code after every open • Dial ranges 0-29, 0-39 and 0-49 • Challenge countdown and School Simulation modes • Named saved combinations, success rate, best time and streaks • Haptics you can switch off; offline, 33 languages, light and dark What this app is not This is a practice lock for a code you already have. It does not open, crack or decode anyone else's lock and it teaches no lock picking. It does not pair with bluetooth or smart locks and does not cover keypad or fingerprint locks. No account, no cloud sync — everything stays on your device. Set your code, spin the dial, and make locker combination practice something you did at home instead of something you fumble in the hallway. Terms of Use: https://zeroplay.io/docs/legal/terms-of-service Privacy Policy: https://zeroplay.io/docs/legal/privacy-policy

About

Practice Combination Lock

Features
Read full description

Practice opening your school locker with three simple modes: watch a demonstration, follow guided turns, then try your combination on your own. Practice Combination Lock helps students and first-time users learn the right–left–right sequence on a realistic 0–39 dial. Enter your own three-number combination or try a random one, and practice at your own pace. WATCH See each turn happen slowly. Green direction arrows, a full-turn counter and clear instructions show how to clear the lock and reach each number. LEARN Turn the dial yourself with guidance along the way. Learn when to keep turning, when to stop and when to change direction. PRACTICE Try the sequence independently, without direction arrows. Show the live center number, or hide it to read the dial markings as you would on a physical combination lock. Your choice is saved. MAKE EACH OPEN A LITTLE VICTORY Enjoy confetti, varied celebration sounds and optional haptic feedback when you get it right. Sound and haptics have separate controls. KEEP IT SIMPLE • Unlimited combination lock practice • Your own combination or randomly generated numbers • Printable PDF instructions for your combination • Seven lock colors, with matching Locky and controls • One clear practice screen • Works offline • No ads or subscriptions; optional one-time tips only • No account or tracking For students getting ready for a school locker, parents helping a child learn, and anyone who wants to feel more comfortable using a combination lock. Designed for three-number rotary combination locks with a 0–39 dial. Follow the instructions supplied with your physical lock if its opening sequence differs. All practice features are free. Parents can optionally support development with a one-time tip in Settings. Tipping unlocks no features and is never required.

Screenshots

Locker Practice4 screens
Practice Combination Lock4 screens

Verdict

The call

The clearest difference is ads: Practice Combination Lock at none against Locker Practice's shown. Practice Combination Lock also leads on update cadence (every 2 days vs weekly). Locker Practice's advantage is iOS requirement (15.1 vs 17.0). On price, 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. Locker Practice sells 1 one-off in-app purchase and Practice Combination Lock sells 3 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

Locker Practice ships an update weekly, Practice Combination Lock every 2 days. Both last shipped on October 31, 2026.

Scorecard3 real differences · 7 level
Locker Practice versus Practice Combination Lock: the parameters behind the verdict, then further details
ParameterLocker PracticePractice Combination Lock
PriceFreeFree
Rating4.7 (92 ratings) — better—
Positive reviews100.0% of reviews—
Number of ratings92 — better—
Update frequencyWeeklyEvery 2 days — better
AdsYesNo — better
In-app purchasesYesYes
MonetizationFree with in-app purchases—
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS15.1 — better17.0
Further details — not scored
Size111 MB6 MB
Age rating4+4+
DeveloperZeroPlay Ltd.Chirag Mirani

In-app purchases

1 purchases

Locker Practice

One-time1
  • Locker Practice Pro$14.99
3 purchases

Practice Combination Lock

One-time3
  • Small tip$0.99
  • Medium tip$2.99
  • Large tip$4.99

Questions

Is Locker Practice free?
Locker Practice is free to download, with in-app purchases available.
Is Practice Combination Lock free?
Practice Combination Lock is free to download, with in-app purchases available.
Do Locker Practice or Practice Combination Lock have ads?
Locker Practice shows ads; Practice Combination Lock does not.
Which is updated more often, Locker Practice or Practice Combination Lock?
Locker Practice ships an update weekly, and Practice Combination Lock every 2 days. Most recently, Locker Practice was updated on October 31, 2026 and Practice Combination Lock on October 31, 2026.

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