Comparison

6th Grade Math Tutor vs Practice Lock Combo

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

Head to head
About

6th Grade Math Tutor

This app offers a comprehensive 6th-grade math curriculum with video lessons, practice exercises, and assessments. It provides a personalized learning experience with detailed progress tracking and review materials to reinforce understanding.

Highlights
  • Complete 6th-grade math curriculum
  • Video instruction
  • Guided practice
  • Diagnostic quizzes
  • Progress tracking
  • Chapter reviews and final exam
Features
Read full description

YourTeacher provides a complete 6th Grade Math curriculum with a personal math teacher. Search for the exact lesson you need or simply take the course from start to finish. Every lesson features video instruction, guided practice, tests, background modules, diagnostic quizzes, worksheets, notes, and more. Track your progress with our dynamic grade report and use the chapter reviews and final exam to solidify your knowledge. 3-Day Free Trial! Cancel at any time during the first 3 days after you’ve purchased the program and you will not be charged for the purchase! Terms of use: https://storage.googleapis.com/mathhelp/content/license/license-terms-and-conditions.pdf Privacy Policy https://storage.googleapis.com/mathhelp/content/license/privacy.pdf

About

Practice Lock Combo

Master rotary dial combination locks with this realistic simulator. Practice opening lockers, safes, or padlocks with your own combinations and customizable dials. Features include haptic feedback and timed challenges to improve speed and accuracy.

Highlights
  • Practice with custom combinations
  • Realistic digital dial mechanics
  • Step-by-step visual guidance
  • Adjustable combination length
  • Haptic feedback for authentic feel
  • Multiple themes for personalization
  • Timed game modes
Read full description

Struggling to open a combination lock? Whether you're getting ready for school lockers or practicing for a safe, VaultX helps you master the twists and turns of a rotary dial. Perfect for students, parents, or anyone who wants to reduce stress before the first day of school, VaultX makes locker practice simple, fun, and effective. It’s also a handy training tool for remembering safe combinations or mastering padlocks at home. Enter your own combination to practice, customize the look of the dial, and challenge yourself with a timer to unlock as quickly as possible. With realistic rotation mechanics and haptic feedback, VaultX feels just like the real thing. Key Features: - Practice with your own combination - Digital dial that works just like a real one - Step-by-step walkthrough with visual guidance - Adjustable number range for longer combinations - Haptic feedbacks for authentic rotation feel - Multiple themes to personalize your dial - Fun game modes to crack the code using only haptics __________ VaultX Pro: Unlock unlimited practice and choose from more themes. Choose a monthly or annual subscription, or unlock Pro forever with a one-time Lifetime purchase. You can manage or cancel your subscriptions in your Apple Account settings. Terms of Use: https://sandratra.com/legal/terms

Screenshots

6th Grade Math Tutor4 screens
Practice Lock Combo4 screens

Verdict

The call

6th Grade Math Tutor and Practice Lock Combo both sit at 4.4 stars, but that hides the real split: 92% of Practice Lock Combo's written reviews are positive against 9% of 6th Grade Math Tutor's. Practice Lock Combo also leads on update cadence (fortnightly vs every 10 months). 6th Grade Math Tutor's advantage is iOS requirement (13.0 vs 15.0). On price, rating, ratings volume and ads 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. 6th Grade Math Tutor sells 1 in-app purchase, starting at $9.99 per month and Practice Lock Combo sells 6 in-app purchases, starting at $3.99 per month. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 4.4 for 6th Grade Math Tutor against 4.5 for Practice Lock Combo. Both are backed by a comparable volume of ratings — 371 and 265 respectively. Written reviews are what separate them: 9% of 6th Grade Math Tutor's written reviews are positive against 92% of Practice Lock Combo's.

UpkeepUpdate frequency

6th Grade Math Tutor ships an update every 10 months, Practice Lock Combo fortnightly. The most recent releases landed on October 10, 2026 and October 16, 2026 respectively.

Scorecard3 real differences · 7 level
6th Grade Math Tutor versus Practice Lock Combo: the parameters behind the verdict, then further details
Parameter6th Grade Math TutorPractice Lock Combo
PriceFreeFree
Rating4.4 (371 ratings)4.5 (265 ratings) — better
Positive reviews9.1% of reviews91.7% of reviews — better
Number of ratings371 — better265
Update frequencyEvery 10 monthsFortnightly — better
AdsNoNo
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree with in-app purchases
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS13.0 — better15.0
Further details — not scored
Size15 MB11 MB
Age rating4+4+
DeveloperYourTeacher.comSandratra Razafindralambo

Customer experience

6th Grade Math Tutor

All ratings371 ratings
Positive84.4%
Neutral6.2%
Negative9.4%
Written reviews11 reviews
Positive9.1%
Neutral27.3%
Negative63.6%

Practice Lock Combo

All ratings265 ratings
Positive85.3%
Neutral7.9%
Negative6.8%
Written reviews12 reviews
Positive91.7%
Neutral0.0%
Negative8.3%

Bugs and requests

6th Grade Math Tutor

Reported bugs

2 issues
  • 🐛 Incorrect answers in practice
  • 🐛 Subscription purchase identifier invalid

Requested features

3 requests
  • Allow more free content
  • Offer a more generous trial period
  • Fix subscription purchase errors

Practice Lock Combo

Not enough reviews yet to summarise bugs or requests.

In-app purchases

1 purchases

6th Grade Math Tutor

Subscriptions1
  • 6th Grade Math3 Days trial$9.991 Month
6 purchases

Practice Lock Combo

Subscriptions2
  • VaultX Pro (Monthly)$3.991 Month
  • VaultX Pro (Annual)$14.991 Year
One-time4
  • Starter Upgrade$1.99
  • Discounted Upgrade$2.99
  • Pro Upgrade$3.99
Show 1 more
  • VaultX Pro (Lifetime)$24.99

Questions

Is 6th Grade Math Tutor free?
6th Grade Math Tutor is free to download, with in-app purchases available.
Is Practice Lock Combo free?
Practice Lock Combo is free to download, with in-app purchases available.
Which has better reviews, 6th Grade Math Tutor or Practice Lock Combo?
Practice Lock Combo is rated higher. 6th Grade Math Tutor averages 4.4 out of 5 from 371 ratings, while Practice Lock Combo averages 4.5 from 265 ratings.
Do 6th Grade Math Tutor or Practice Lock Combo have ads?
Neither 6th Grade Math Tutor nor Practice Lock Combo shows ads.
Which is updated more often, 6th Grade Math Tutor or Practice Lock Combo?
6th Grade Math Tutor ships an update every 10 months, and Practice Lock Combo fortnightly. Most recently, 6th Grade Math Tutor was updated on October 10, 2026 and Practice Lock Combo on October 16, 2026.

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