# One Line vs Blind Opera

The clearest difference is price: One Line at Free against Blind Opera's $3.99. One Line also leads on ratings volume (296 vs 1). Blind Opera's advantage is ads (none vs shown) and rating (5.0 vs 4.7). On in-app purchases, device support and iOS requirement there is nothing between them.

One Line is free to download; Blind Opera costs $3.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Blind Opera holds the better App Store score, 5.0 against 4.7. That said, the two scores are not equally well evidenced: One Line has 296 ratings behind it against 1, so its average is the more settled of the two.

One Line ships an update monthly, Blind Opera weekly. The most recent releases landed on November 9, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | One Line | Blind Opera |
| --- | --- | --- |
| Price | **Free** | $3.99 |
| Rating | [4.7 (296 ratings)](https://appshunter.io/ios/app/one-line-pattern-puzzle/id6758054179/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/blind-opera/id6810577410/reviews)** |
| Number of ratings | **296** | 1 |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Monthly | **Weekly** |
| Monetization | **Ad-supported** | Paid |
| Size | 341 MB | 108 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPad, iPod | **iPhone, iPad, iPod, Mac** |
| Age rating | 17+ | 4+ |
| Developer | [Gimica GmbH](https://appshunter.io/developer/1654487825) | [Lee Boats](https://appshunter.io/developer/1888753315) |

## What reviewers say

### One Line

[App page](https://appshunter.io/ios/app/one-line-pattern-puzzle/id6758054179)

Recreate intricate line patterns by strategically moving connected dots on a grid. This puzzle game challenges your spatial reasoning and planning skills as you match target designs. Utilize undo, reset, and hint features to navigate increasingly complex arrangements.

**Highlights:** Move connected dots on a grid, Recreate target patterns, Solve spatial puzzles, Undo and reset moves, Use in-game hints, Progress through complex designs

**Features:** macOS Compatibility

**In-app purchases:** none


### Blind Opera

[App page](https://appshunter.io/ios/app/blind-opera/id6810577410)

Transform your music library into immersive, reactive visual journeys. Explore dynamic worlds generated by your songs, featuring racing, target shooting, and relaxing modes.

**Highlights:** Music-generated courses, Reactive visual effects, Target gameplay and scoring, Variant Mode, Rewind Mode, Relaxation Mode

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is One Line free?

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

### Is Blind Opera free?

Blind Opera costs $3.99, with no in-app purchases.

### Which has better reviews, One Line or Blind Opera?

Blind Opera is rated higher. One Line averages 4.7 out of 5 from 296 ratings, while Blind Opera averages 5.0 from 1 ratings.

### Do One Line or Blind Opera have ads?

One Line shows ads; Blind Opera does not.

### Which is updated more often, One Line or Blind Opera?

One Line ships an update monthly, and Blind Opera weekly. Most recently, One Line was updated on November 9, 2026 and Blind Opera on October 31, 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.*