# Flow Fill! vs Liquid Orbit

Flow Fill! and Liquid Orbit are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Flow Fill! ships an update every 3 weeks, Liquid Orbit every 2 weeks. The most recent releases landed on October 4, 2026 and October 1, 2026 respectively.

## The numbers

| Metric | Flow Fill! | Liquid Orbit |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.3 (4 ratings)](https://appshunter.io/ios/app/flow-fill/id6755528359/reviews)** | — |
| Number of ratings | **4** | — |
| Positive reviews | 66.7% of reviews | — |
| In-app purchases | No | No |
| Ads | Yes | Yes |
| Update frequency | Every 3 weeks | **Every 2 weeks** |
| Monetization | Ad-supported | — |
| Size | 310 MB | 173 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Fundora Games](https://appshunter.io/developer/1838341751) | [Mehmet Fatih Sahin](https://appshunter.io/developer/1700697055) |

## What reviewers say

### Flow Fill!

[App page](https://appshunter.io/ios/app/flow-fill/id6755528359)

This physics-based puzzle game challenges you to predict how liquid flows through connected tanks. Drag numbered balls to lock in your predictions and watch the simulation unfold. Master the logic to progress through increasingly difficult levels.

**Highlights:** Predictive liquid flow puzzles, Physics-based simulation, Progressive difficulty, Intuitive drag-and-drop controls, Real-time visual feedback, Logic-testing gameplay

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

**In-app purchases:** none


### Liquid Orbit

[App page](https://appshunter.io/ios/app/liquid-orbit/id6758345980)

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

**In-app purchases:** none


## Frequently asked questions

### Is Flow Fill! free?

Flow Fill! is free to download, with no in-app purchases.

### Is Liquid Orbit free?

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

### Do Flow Fill! or Liquid Orbit have ads?

Both Flow Fill! and Liquid Orbit show ads.

### Which is updated more often, Flow Fill! or Liquid Orbit?

Flow Fill! ships an update every 3 weeks, and Liquid Orbit every 2 weeks. Most recently, Flow Fill! was updated on October 4, 2026 and Liquid Orbit on October 1, 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.*