# Draw One Line vs Eulerian

The clearest difference is in-app purchases: Draw One Line at none against Eulerian's 9. Draw One Line also leads on iOS requirement (15.0 vs 17.0). Eulerian's advantage is ads (none vs shown) and update cadence (every 3 weeks vs every 4 months). On price and device support there is nothing between them.

Both are free to download. Eulerian sells 9 in-app purchases, starting at $3.99 per month. Draw One Line asks for nothing beyond the download.

Draw One Line ships an update every 4 months, Eulerian every 3 weeks. The most recent releases landed on June 1, 2026 and September 7, 2026 respectively.

## The numbers

| Metric | Draw One Line | Eulerian |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (4 ratings)](https://appshunter.io/ios/app/draw-one-line-connect-dots/id1108795099/reviews)** | — |
| Number of ratings | **4** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 4 months | **Every 3 weeks** |
| Monetization | Ad-supported | — |
| Size | 24 MB | 19 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [亚州 王](https://appshunter.io/developer/991530214) | [Madhav Dogra](https://appshunter.io/developer/1866043950) |

## What reviewers say

### Draw One Line

[App page](https://appshunter.io/ios/app/draw-one-line-connect-dots/id1108795099)

Connect all the dots with a single, continuous stroke without repeating any lines. This engaging puzzle game offers a hint function to assist players when they get stuck. It's a fun and challenging experience suitable for all ages.

**Highlights:** Connect all dots with one stroke, No repeating lines, Hint function available, Suitable for all ages, Challenging puzzles

**Features:** macOS Compatibility

**In-app purchases:** none


### Eulerian

[App page](https://appshunter.io/ios/app/eulerian/id6760196420)

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

**In-app purchases (9)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Endless Monthly | $3.99 | per month |
| 5 Hints | $0.99 | one-time |
| 15 Hints | $1.99 | one-time |
| All Premium Themes | $3.99 | one-time |
| Double Coins | $4.99 | one-time |
| Remove Ads | $4.99 | one-time |
| 50 Hints | $4.99 | one-time |
| 150 Hints | $9.99 | one-time |
| 500 Hints | $19.99 | one-time |


## Frequently asked questions

### Is Draw One Line free?

Draw One Line is free to download, with no in-app purchases.

### Is Eulerian free?

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

### Do Draw One Line or Eulerian have ads?

Draw One Line shows ads; Eulerian does not.

### Which is updated more often, Draw One Line or Eulerian?

Draw One Line ships an update every 4 months, and Eulerian every 3 weeks. Most recently, Draw One Line was updated on June 1, 2026 and Eulerian on September 7, 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.*