# Practice Lock | Combination vs Homework Helper

The clearest difference is update cadence: Homework Helper at daily against Practice Lock | Combination's every 3 months. Practice Lock | Combination's advantage is rating (4.7 vs 4.3) and ratings volume (3.4K vs 3). On price, ads, in-app purchases and monetization model there is nothing between them.

Both are free to download. Practice Lock | Combination sells 3 in-app purchases, starting at $1.99 per month and Homework Helper sells 2 in-app purchases, starting at $5.99 per month. Whichever you choose, the download price is not the number that matters.

Practice Lock | Combination holds the better App Store score, 4.7 against 4.3. That said, the two scores are not equally well evidenced: Practice Lock | Combination has 3.4K ratings behind it against 3, so its average is the more settled of the two.

Practice Lock | Combination ships an update every 3 months, Homework Helper daily. The most recent releases landed on October 13, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | Practice Lock | Combination | Homework Helper |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (3.4K ratings)](https://appshunter.io/ios/app/practice-lock-combination/id6466766612/reviews)** | [4.3 (3 ratings)](https://appshunter.io/ios/app/homework-helper-learn-math/id6738921674/reviews) |
| Number of ratings | **3.4K** | 3 |
| Positive reviews | 88.2% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 3 months | **Daily** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 32 MB | 42 MB |
| Requires iOS | **15.1** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Ayomide Omolewa](https://appshunter.io/developer/1707785388) | [Lumos apps](https://appshunter.io/developer/1535604225) |

## What reviewers say

### Practice Lock | Combination

[App page](https://appshunter.io/ios/app/practice-lock-combination/id6466766612)

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:** macOS Compatibility, Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlimited Access | $1.99 | per month |
| Unlimited Access | $2.99 | per 3 months |
| Unlimited Access | $4.99 | per year |

**What reviewers like**

- 🚀 Easy to use
- 👍 Helpful for learning to open lockers
- 🤩 Life-saving for school
- 🙌 Saved time and frustration
- 💯 Effective practice tool

**What reviewers complain about**

- 🐛 Glitchy or buggy at times
- ⏱️ Lock moves too fast for practice
- 💰 Requires payment after limited free tries

**Reported bugs**

- Combination reset issue
- Visuals not displaying properly
- Inconsistent performance

**Requested features**

- Customizable locker combinations
- Motivational messages or rewards
- More flexibility in settings


### Homework Helper

[App page](https://appshunter.io/ios/app/homework-helper-learn-math/id6738921674)

This AI-powered math solver helps students tackle problems from algebra to calculus. Snap a photo of any math question to get instant solutions with clear, step-by-step explanations tailored to your learning level.

**Highlights:** AI-powered math problem solver, Photo-to-solution functionality, Step-by-step explanation breakdowns, Algebra calculator, Personalized learning explanations, Progress tracking

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly | $5.99 | per month |
| Yearly | $29.99 | per year |


## Frequently asked questions

### Is Practice Lock | Combination free?

Practice Lock | Combination is free to download, with in-app purchases available.

### Is Homework Helper free?

Homework Helper is free to download, with in-app purchases available.

### Which has better reviews, Practice Lock | Combination or Homework Helper?

Practice Lock | Combination is rated higher. Practice Lock | Combination averages 4.7 out of 5 from 3.4K ratings, while Homework Helper averages 4.3 from 3 ratings.

### Do Practice Lock | Combination or Homework Helper have ads?

Neither Practice Lock | Combination nor Homework Helper shows ads.

### Which is updated more often, Practice Lock | Combination or Homework Helper?

Practice Lock | Combination ships an update every 3 months, and Homework Helper daily. Most recently, Practice Lock | Combination was updated on October 13, 2026 and Homework Helper on October 6, 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.*