# 6th Grade Math Tutor vs Practice Lock Combo

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.

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.

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.

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.

## The numbers

| Metric | 6th Grade Math Tutor | Practice Lock Combo |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.4 (371 ratings)](https://appshunter.io/ios/app/6th-grade-math-tutor/id1525280505/reviews) | **[4.5 (265 ratings)](https://appshunter.io/ios/app/practice-lock-combo-vaultx/id6751608965/reviews)** |
| Number of ratings | **371** | 265 |
| Positive reviews | 9.1% of reviews | **91.7% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 10 months | **Fortnightly** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 15 MB | 11 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [YourTeacher.com](https://appshunter.io/developer/340925628) | [Sandratra Razafindralambo](https://appshunter.io/developer/556442767) |

## What reviewers say

### 6th Grade Math Tutor

[App page](https://appshunter.io/ios/app/6th-grade-math-tutor/id1525280505)

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:** macOS Compatibility, Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 6th Grade Math | $9.99 | per month |

**What reviewers like**

- 👍 Helpful for learning
- 👍 Step-by-step lessons
- 👍 Great for reviewing
- 👍 Good overall app

**What reviewers complain about**

- 💸 Paywall after limited use
- 💸 Subscription required for more content
- 💸 Expensive subscription
- 💸 Free alternatives available
- 💸 Frustrating payment issues

**Reported bugs**

- 🐛 Incorrect answers in practice
- 🐛 Subscription purchase identifier invalid

**Requested features**

- Allow more free content
- Offer a more generous trial period
- Fix subscription purchase errors


### Practice Lock Combo

[App page](https://appshunter.io/ios/app/practice-lock-combo-vaultx/id6751608965)

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

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| VaultX Pro (Monthly) | $3.99 | per month |
| VaultX Pro (Annual) | $14.99 | per year |
| Starter Upgrade | $1.99 | one-time |
| Discounted Upgrade | $2.99 | one-time |
| Pro Upgrade | $3.99 | one-time |
| VaultX Pro (Lifetime) | $24.99 | one-time |


## Frequently asked 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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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*