# Balls Factory 3D vs Sorting Stacks

The clearest difference is in-app purchases: Sorting Stacks at none against Balls Factory 3D's 6. Balls Factory 3D's advantage is update cadence (every 3 days vs fortnightly) and iOS requirement (12.0 vs 15.0). On price, ads and device support there is nothing between them.

Both are free to download. Balls Factory 3D sells 6 one-off in-app purchases. Sorting Stacks asks for nothing beyond the download.

Balls Factory 3D ships an update every 3 days, Sorting Stacks fortnightly. The most recent releases landed on June 1, 2026 and August 17, 2026 respectively.

## The numbers

| Metric | Balls Factory 3D | Sorting Stacks |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.7 (49 ratings)](https://appshunter.io/ios/app/sorting-stacks/id6751955027/reviews)** |
| Number of ratings | — | **49** |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | Yes | Yes |
| Update frequency | **Every 3 days** | Fortnightly |
| Monetization | — | Ad-supported |
| Size | 92 MB | 228 MB |
| Requires iOS | **12.0** | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Microdose Oy](https://appshunter.io/developer/1558832409) | [Ela Game](https://appshunter.io/developer/1536955498) |

## What reviewers say

### Balls Factory 3D

[App page](https://appshunter.io/ios/app/balls-factory-3d/id6747108778)

**Features:** macOS Compatibility

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Tiny Pack of Coins | $1.99 | one-time |
| Small Pack of Coins | $7.99 | one-time |
| Medium Pack of Coins | $17.99 | one-time |
| Big Pack of Coins | $39.99 | one-time |
| Very Big Pack of Coins | $59.99 | one-time |
| Giant Pack of Coins | $99.99 | one-time |


### Sorting Stacks

[App page](https://appshunter.io/ios/app/sorting-stacks/id6751955027)

A fast-paced color-matching puzzle game where players launch colored characters to smash matching blocks. Strategize your launches to clear the grid before the timer runs out and avoid filling the board.

**Highlights:** Color-coded character launching, Matching block-smashing, Timed gameplay, Strategy-based challenges, Fast-paced action

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Balls Factory 3D free?

Balls Factory 3D is free to download, with in-app purchases available.

### Is Sorting Stacks free?

Sorting Stacks is free to download, with no in-app purchases.

### Do Balls Factory 3D or Sorting Stacks have ads?

Both Balls Factory 3D and Sorting Stacks show ads.

### Which is updated more often, Balls Factory 3D or Sorting Stacks?

Balls Factory 3D ships an update every 3 days, and Sorting Stacks fortnightly. Most recently, Balls Factory 3D was updated on June 1, 2026 and Sorting Stacks on August 17, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*