# Draw Physics Line vs Balls Gravity

The clearest difference is in-app purchases: Balls Gravity at none against Draw Physics Line's 2. Draw Physics Line's advantage is update cadence (every 4 months vs every 33 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Draw Physics Line sells 2 one-off in-app purchases. Balls Gravity asks for nothing beyond the download.

Draw Physics Line ships an update every 4 months, Balls Gravity every 33 months. The most recent releases landed on October 10, 2026 and October 2, 2026 respectively.

## The numbers

| Metric | Draw Physics Line | Balls Gravity |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (4 ratings)](https://appshunter.io/ios/app/draw-physics-line/id1357921413/reviews)** | — |
| Number of ratings | **4** | — |
| Positive reviews | 33.3% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | Yes |
| Update frequency | **Every 4 months** | Every 33 months |
| Monetization | Free with in-app purchases | — |
| Size | 102 MB | 53 MB |
| Requires iOS | 13.0 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [剑虹 王](https://appshunter.io/developer/1318635277) | [Marco Andreotti](https://appshunter.io/developer/1514019597) |

## What reviewers say

### Draw Physics Line

[App page](https://appshunter.io/ios/app/draw-physics-line/id1357921413)

Draw lines and shapes to guide balls into matching colored cups using realistic physics. This brain-training puzzle game offers multiple imaginative modes and challenges your cleverness to solve each level.

**Highlights:** Draw lines and polygons, Realistic physics simulation, Guide balls to colored cups, Multiple game modes, Brain-training challenges, Offline play

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $1.99 | one-time |
| Remove Ads & Unlock All Levels | $2.99 | one-time |


### Balls Gravity

[App page](https://appshunter.io/ios/app/balls-gravity/id1553676622)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Draw Physics Line free?

Draw Physics Line is free to download, with in-app purchases available.

### Is Balls Gravity free?

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

### Do Draw Physics Line or Balls Gravity have ads?

Both Draw Physics Line and Balls Gravity show ads.

### Which is updated more often, Draw Physics Line or Balls Gravity?

Draw Physics Line ships an update every 4 months, and Balls Gravity every 33 months. Most recently, Draw Physics Line was updated on October 10, 2026 and Balls Gravity on October 2, 2026.

---

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