Comparison

Practice Lock | Combination vs StudyWrist

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

Head to head
About

Practice Lock | Combination

Master rotary combination locks with a realistic digital simulation. Practice opening lockers and safes with customizable configurations, a timer challenge, and guided assistance. Learn at your own pace or race against the clock.

Highlights
  • Realistic digital rotary lock simulation
  • Timer challenge for speed practice
  • Guided assistance and hints
  • Step-by-step walkthrough mode
  • Customizable combination ranges and sequences
  • Vibrant dial color options
Features
Read full description

Unlocking rotary combinations can become second nature with ample practice! Whether you're preparing for school lockers or a safe, Lock Practice brings you a hands-on simulation to master the twists and turns right on your screen. Customize configurations, race against a timer, and become adept at cracking combos! PRACTICE MAKES PERFECT Experience realistic unlocking with the in-app rotary combination lock. The digital dial behaves just like a real one. Rotate to enter your combination, then tap or swipe up to unlock. Made a mistake? Just keep spinning to reset and try again. TIMER CHALLENGE Test your unlocking speed with our Timer Challenge! Set your desired time and try to crack the combo before time runs out. It adds a fun and competitive edge to your practice! GUIDED ASSISTANCE Encounter a common hiccup? Our app will provide helpful hints to correct common mistakes like missing a crucial rotation before entering the next number. STEP-BY-STEP WALKTHROUGH Enable Walkthrough Mode for a guided experience. The step-by-step instructions will assist you through the process, ensuring you grasp the mechanics of unlocking a rotary combination. CUSTOMIZABLE COMBOS Exercise your skills with various configurations. Select from two number ranges: 0-39 or 0-49, generate random combinations, or input a custom combo to practice a specific sequence. VIBRANT DIAL COLORS Make your practice engaging with six lively dial colors: red, yellow, green, blue, purple, or black. Choose one that suits your style! PRACTICE ANYTIME, ANYWHERE Whether you're gearing up for the new school year or just honing your lock-picking skills, Lock Practice is your go-to app to learn and master rotary combination locks wherever you are! With Lock Practice, turning the dial towards unlocking success has never been more engaging and enjoyable!

About

StudyWrist

Access essential academic tools directly from your Apple Watch. Features a formula library for physics, chemistry, and math, a scientific calculator, and a PDF viewer for study materials. Quickly access web links to educational resources without needing your phone.

Highlights
  • Formula library (physics, chemistry, math)
  • Scientific calculator
  • PDF notes viewer
  • Quick web links to study resources
  • Watch-based access
Features
Currently charting
Read full description

StudyWrist puts essential academic tools right on your Apple Watch. Browse a comprehensive formula library covering physics, chemistry, and mathematics — organized by subject so you can find what you need in seconds, right from your wrist. Terms of Use (EULA): http://www.apple.com/legal/itunes/appstore/dev/stdeula The built-in scientific calculator handles everything from basic arithmetic to advanced expressions. The premium PDF notes viewer lets you upload and reference your own study materials on the go, while quick web links give you instant access to Desmos, MathPapa, Khan Academy, and leading AI study tools — all without reaching for your phone. Whether you are reviewing before an exam or checking a formula mid-problem, StudyWrist keeps your most important study resources a glance away. Premium features are unlocked with a $2.99/month subscription.

Screenshots

Practice Lock | Combination4 screens
StudyWrist3 screens

Verdict

The call

The clearest difference is review sentiment: Practice Lock | Combination at 88% against StudyWrist's 33%. Practice Lock | Combination also leads on price (Free vs $0.99) and rating (4.7 vs 3.0). StudyWrist's advantage is update cadence (every 3 days vs every 3 months) and chart position (#132 vs unranked). On ads, in-app purchases, monetization model 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

Practice Lock | Combination is free to download; StudyWrist costs $0.99 up front. Practice Lock | Combination sells 3 in-app purchases, starting at $1.99 per month and StudyWrist sells 1 in-app purchase, starting at $2.99 per month. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

Practice Lock | Combination holds the better App Store score, 4.7 against 3.0. That said, the two scores are not equally well evidenced: Practice Lock | Combination has 3.7K ratings behind it against 2, so its average is the more settled of the two. Written reviews point the same way: 88% of Practice Lock | Combination's written reviews are positive against 33% of StudyWrist's.

UpkeepUpdate frequency

Practice Lock | Combination ships an update every 3 months, StudyWrist every 3 days. The most recent releases landed on November 12, 2026 and November 13, 2026 respectively.

Scorecard7 real differences · 4 level
Practice Lock | Combination versus StudyWrist: the parameters behind the verdict, then further details
ParameterPractice Lock | CombinationStudyWrist
PriceFree — better$0.99
Rating4.7 (3.7K ratings) — better3.0 (2 ratings)
Positive reviews88.2% of reviews — better33.3% of reviews
Number of ratings3.7K — better2
Update frequencyEvery 3 monthsEvery 3 days — better
AdsNoNo
In-app purchasesYesYes
MonetizationFree with in-app purchasesFreemium
Best chart rank—#132 — better
DevicesiPhone, iPad, iPodiPhone, iPad, Apple Watch
Requires iOS15.1 — better17.0
Further details — not scored
Size32 MB7 MB
Age rating4+4+
DeveloperAyomide OmolewaNathan Pawlik

Customer experience

Practice Lock | Combination

All ratings3,388 ratings
Positive93.3%
Neutral3.5%
Negative3.2%
Written reviews254 reviews
Positive88.2%
Neutral5.1%
Negative6.7%

StudyWrist

All ratings2 ratings
Positive50.0%
Neutral0.0%
Negative50.0%
Written reviews3 reviews
Positive33.3%
Neutral0.0%
Negative66.7%

Bugs and requests

Practice Lock | Combination

Reported bugs

3 issues
  • Combination reset issue
  • Visuals not displaying properly
  • Inconsistent performance

Requested features

3 requests
  • Customizable locker combinations
  • Motivational messages or rewards
  • More flexibility in settings

StudyWrist

Not enough reviews yet to summarise bugs or requests.

In-app purchases

3 purchases

Practice Lock | Combination

Subscriptions3
  • Unlimited Access3 Days trial$1.991 Month
  • Unlimited Access3 Days trial$2.993 Months
  • Unlimited Access3 Days trial$4.991 Year
1 purchases

StudyWrist

Subscriptions1
  • Monthly Premium$2.991 Month

Questions

Is Practice Lock | Combination free?
Practice Lock | Combination is free to download, with in-app purchases available.
Is StudyWrist free?
StudyWrist costs $0.99, and also offers in-app purchases.
Which has better reviews, Practice Lock | Combination or StudyWrist?
Practice Lock | Combination is rated higher. Practice Lock | Combination averages 4.7 out of 5 from 3.7K ratings, while StudyWrist averages 3.0 from 2 ratings.
Do Practice Lock | Combination or StudyWrist have ads?
Neither Practice Lock | Combination nor StudyWrist shows ads.
Which is updated more often, Practice Lock | Combination or StudyWrist?
Practice Lock | Combination ships an update every 3 months, and StudyWrist every 3 days. Most recently, Practice Lock | Combination was updated on November 12, 2026 and StudyWrist on November 13, 2026.

Other comparisons