# 13 Balls vs Idle Marble Run

The clearest difference is price: Idle Marble Run at Free against 13 Balls's $1.99. Idle Marble Run also leads on update cadence (every 10 months vs every 44 months) and ratings volume (21 vs 2). 13 Balls's advantage is ads (none vs shown) and review sentiment (100% vs 67%). On in-app purchases, device support and iOS requirement there is nothing between them.

Idle Marble Run is free to download; 13 Balls costs $1.99 up front. 13 Balls sells 1 one-off in-app purchase and Idle Marble Run sells 7 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

13 Balls holds the better App Store score, 5.0 against 4.7. That said, the two scores are not equally well evidenced: Idle Marble Run has 21 ratings behind it against 2, so its average is the more settled of the two. Written reviews point the same way: 100% of 13 Balls's written reviews are positive against 67% of Idle Marble Run's.

13 Balls ships an update every 44 months, Idle Marble Run every 10 months. The most recent releases landed on November 8, 2026 and November 2, 2026 respectively.

## The numbers

| Metric | 13 Balls | Idle Marble Run |
| --- | --- | --- |
| Price | $1.99 | **Free** |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/13-balls/id1329162354/reviews)** | [4.7 (21 ratings)](https://appshunter.io/ios/app/idle-marble-run/id1454408397/reviews) |
| Number of ratings | 2 | **21** |
| Positive reviews | **100.0% of reviews** | 66.7% of reviews |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 44 months | **Every 10 months** |
| Monetization | Paid | **Free with in-app purchases** |
| Size | 4 MB | 162 MB |
| Requires iOS | 15.6 | **15.0** |
| Devices | **iPhone, iPad, iPod, Apple TV** | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Bimza LLC](https://appshunter.io/developer/1315926447) | [Kilosaurus](https://appshunter.io/developer/1221326010) |

## What reviewers say

### 13 Balls

[App page](https://appshunter.io/ios/app/13-balls/id1329162354)

A skill-based ball-dropping game where players clear pegs by strategically launching balls. Progress through levels, master ricochets, and compete with friends via Game Center. Special "Douballs" offer an advantage on challenging stages.

**Highlights:** Peg elimination gameplay, Strategic ball dropping, Level progression, Game Center integration, Special "Douballs", Shareable "You Win" screen

**Features:** Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 3 More Balls | $0.99 | one-time |


### Idle Marble Run

[App page](https://appshunter.io/ios/app/idle-marble-run/id1454408397)

Experience a relaxing toy marble machine with idle mechanics. Watch marbles merge, hit bumpers, and inject special types like fireballs and snowballs into an infinite run.

**Highlights:** Infinite marble machine, Idle mechanics, Marble merging, Bumper interactions, Special marble types (Fireballs, Snowballs, Plasma)

**Features:** Vision Pro support

**In-app purchases (7)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pack 30 Diamonds | $0.99 | one-time |
| Pack 66 Diamonds | $1.99 | one-time |
| Starter Pack | $1.99 | one-time |
| Pack 180 Diamonds | $3.99 | one-time |
| Pack 400 Diamonds | $8.99 | one-time |
| Pack 1125 Diamonds | $22.99 | one-time |
| Pack 2250 Diamonds | $44.99 | one-time |


## Frequently asked questions

### Is 13 Balls free?

13 Balls costs $1.99, and also offers in-app purchases.

### Is Idle Marble Run free?

Idle Marble Run is free to download, with in-app purchases available.

### Which has better reviews, 13 Balls or Idle Marble Run?

13 Balls is rated higher. 13 Balls averages 5.0 out of 5 from 2 ratings, while Idle Marble Run averages 4.7 from 21 ratings.

### Do 13 Balls or Idle Marble Run have ads?

Idle Marble Run shows ads; 13 Balls does not.

### Which is updated more often, 13 Balls or Idle Marble Run?

13 Balls ships an update every 44 months, and Idle Marble Run every 10 months. Most recently, 13 Balls was updated on November 8, 2026 and Idle Marble Run on November 2, 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.*