# 3D Circle vs Tank Flow

The clearest difference is update cadence: Tank Flow at every 3 weeks against 3D Circle's every 60 months. 3D Circle's advantage is iOS requirement (12.0 vs 16.0). On price, ads, in-app purchases and device support there is nothing between them.

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

3D Circle ships an update every 60 months, Tank Flow every 3 weeks. The most recent releases landed on October 10, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | 3D Circle | Tank Flow |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.4 (5 ratings)](https://appshunter.io/ios/app/3d-circle/id936221198/reviews)** | — |
| Number of ratings | **5** | — |
| In-app purchases | No | No |
| Ads | Yes | Yes |
| Update frequency | Every 60 months | **Every 3 weeks** |
| Monetization | Ad-supported | — |
| Size | 21 MB | 84 MB |
| Requires iOS | **12.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 12+ | 9+ |
| Developer | [俊杰 吴](https://appshunter.io/developer/505936090) | [PRIME DIGIT YAZILIM DANISMANLIK ANONIM SIRKETI](https://appshunter.io/developer/1555416800) |

## What reviewers say

### 3D Circle

[App page](https://appshunter.io/ios/app/3d-circle/id936221198)

Test your reflexes and timing in this fast-paced game where you must make a circle jump at the perfect moment to avoid dangerous lines. With increasing difficulty and minimalist visuals, it offers a satisfying challenge for players seeking to climb leaderboards and beat their friends.

**Highlights:** Addictive gameplay, Increasing difficulty, Intuitive controls, High score competition, Minimalistic visuals

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

**In-app purchases:** none


### Tank Flow

[App page](https://appshunter.io/ios/app/tank-flow-puzzle-blast/id6760225384)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is 3D Circle free?

3D Circle is free to download, with no in-app purchases.

### Is Tank Flow free?

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

### Do 3D Circle or Tank Flow have ads?

Both 3D Circle and Tank Flow show ads.

### Which is updated more often, 3D Circle or Tank Flow?

3D Circle ships an update every 60 months, and Tank Flow every 3 weeks. Most recently, 3D Circle was updated on October 10, 2026 and Tank Flow on October 25, 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.*