# LockNLearn Kids vs Case Math Trainer

LockNLearn Kids and Case Math Trainer are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

LockNLearn Kids ships an update every 5 days, Case Math Trainer weekly. The most recent releases landed on October 9, 2026 and October 3, 2026 respectively.

## The numbers

| Metric | LockNLearn Kids | Case Math Trainer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (7 ratings)](https://appshunter.io/ios/app/case-math-trainer/id6794442816/reviews)** |
| Number of ratings | — | **7** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 5 days** | Weekly |
| Monetization | — | Free |
| Size | 19 MB | 3 MB |
| Requires iOS | 18.5 | **17.0** |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Pratham Sahasrabhoajane](https://appshunter.io/developer/1861541919) | [James Holm](https://appshunter.io/developer/6794442818) |

## What reviewers say

### LockNLearn Kids

[App page](https://appshunter.io/ios/app/locknlearn-kids/id6756583334)

**Features:** macOS Compatibility

**In-app purchases:** none


### Case Math Trainer

[App page](https://appshunter.io/ios/app/case-math-trainer/id6794442816)

Practice complex arithmetic and problem-solving skills under timed conditions, simulating real-world interview scenarios. Focuses on managing large numbers, identifying setup errors, and interpreting data from various charts. Includes spoken answer practice and adaptive training based on your performance.

**Highlights:** Timed arithmetic sprints with business magnitudes, Zero management drills, Word problems with separate formula scoring, Exhibit reading from charts, Spoken answer practice with speech recognition, Adaptive training based on weaknesses, Private by design, no account or tracking

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

**In-app purchases:** none


## Frequently asked questions

### Is LockNLearn Kids free?

LockNLearn Kids is free to download, with no in-app purchases.

### Is Case Math Trainer free?

Case Math Trainer is free to download, with no in-app purchases.

### Do LockNLearn Kids or Case Math Trainer have ads?

Neither LockNLearn Kids nor Case Math Trainer shows ads.

### Which is updated more often, LockNLearn Kids or Case Math Trainer?

LockNLearn Kids ships an update every 5 days, and Case Math Trainer weekly. Most recently, LockNLearn Kids was updated on October 9, 2026 and Case Math Trainer on October 3, 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.*