# Element Flow vs Three Line Puzzle

The clearest difference is price: Element Flow at Free against Three Line Puzzle's $0.99. Three Line Puzzle's advantage is in-app purchases (none vs 1) and ads (none vs shown). On device support and iOS requirement there is nothing between them.

Element Flow is free to download; Three Line Puzzle costs $0.99 up front. Element Flow sells 1 one-off in-app purchase. Three Line Puzzle asks for nothing beyond the download.

Element Flow ships an update monthly, Three Line Puzzle every 3 days. The most recent releases landed on October 8, 2026 and March 26, 2026 respectively.

## The numbers

| Metric | Element Flow | Three Line Puzzle |
| --- | --- | --- |
| Price | **Free** | $0.99 |
| Rating | **[3.4 (1.9K ratings)](https://appshunter.io/ios/app/element-flow/id1523868720/reviews)** | — |
| Number of ratings | **1.9K** | — |
| Positive reviews | 26.9% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Monthly | **Every 3 days** |
| Monetization | Free with in-app purchases | — |
| Size | 377 MB | 2 MB |
| Requires iOS | 15.0 | **14.0** |
| Devices | iPhone, iPad, iPod | **iPhone, iPad, iPod, Mac** |
| Age rating | 12+ | 4+ |
| Developer | [Lion Studios](https://appshunter.io/developer/1362220666) | [Stephen Beitzel](https://appshunter.io/developer/1461185925) |

## What reviewers say

### Element Flow

[App page](https://appshunter.io/ios/app/element-flow/id1523868720)

Merge elements to create objects and living creatures, from oceans to dragons. Explore scientific principles to evolve the ancient earth and discover the origins of life. Enjoy simple, addictive gameplay with increasing challenges.

**Highlights:** Merge elements to create new objects, Scientific knowledge-based gameplay, Unlock unique elements, Evolve the ancient earth, Simple and addictive mechanics, Create living creatures

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| No Ads | $2.99 | one-time |

**What reviewers like**

- 🚀 Addictive gameplay
- 👍 Challenging but fun
- 🤔 Interesting element combinations

**What reviewers complain about**

- 💸 Excessive ads
- 🐛 Frequent crashes and bugs
- 🔁 Repetitive levels
- 🤔 Illogical element combinations

**Reported bugs**

- Crashes and freezes
- Hint button not working
- Levels not loading properly
- Progress not saving

**Requested features**

- Free play mode without levels
- Reduced ads or paid ad-free version
- More levels and content
- Improved hint system


### Three Line Puzzle

[App page](https://appshunter.io/ios/app/three-line-puzzle/id1551711160)

**In-app purchases:** none


## Frequently asked questions

### Is Element Flow free?

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

### Is Three Line Puzzle free?

Three Line Puzzle costs $0.99, with no in-app purchases.

### Do Element Flow or Three Line Puzzle have ads?

Element Flow shows ads; Three Line Puzzle does not.

### Which is updated more often, Element Flow or Three Line Puzzle?

Element Flow ships an update monthly, and Three Line Puzzle every 3 days. Most recently, Element Flow was updated on October 8, 2026 and Three Line Puzzle on March 26, 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.*