# Lines vs Singapore Math Drills

The clearest difference is in-app purchases: Lines at none against Singapore Math Drills's 10. Singapore Math Drills's advantage is iOS requirement (15.0 vs 26.0). On price, ads and device support there is nothing between them.

Both are free to download. Singapore Math Drills sells 10 in-app purchases, starting at $19.99 per 3 months. Lines asks for nothing beyond the download.

## The numbers

| Metric | Lines | Singapore Math Drills |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | — | Every 4 days |
| Size | 3 MB | 21 MB |
| Requires iOS | 26.0 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Bruno Faganello](https://appshunter.io/developer/982941970) | [Charles Arthur Caballero Agaton](https://appshunter.io/developer/6805324760) |

## What reviewers say

### Lines

[App page](https://appshunter.io/ios/app/lines-math-visualizer/id6778126909)

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

**In-app purchases:** none


### Singapore Math Drills

[App page](https://appshunter.io/ios/app/singapore-math-drills/id6805324758)

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

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Student Plus Quarterly | $19.99 | per 3 months |
| Family Pro Quarterly | $29.99 | per 3 months |
| Student Basic Yearly | $34.99 | per year |
| Student Max Quarterly | $34.99 | per 3 months |
| Family Basic Yearly | $49.99 | per year |
| Family Max Quarterly | $49.99 | per 3 months |
| Student Plus Yearly | $69.99 | per year |
| Family Pro Yearly | $99.99 | per year |
| Student Max Yearly | $99.99 | per year |
| Family Max Yearly | $149.99 | per year |


## Frequently asked questions

### Is Lines free?

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

### Is Singapore Math Drills free?

Singapore Math Drills is free to download, with in-app purchases available.

### Do Lines or Singapore Math Drills have ads?

Neither Lines nor Singapore Math Drills shows ads.

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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.*