# Marble Inc. vs Volta Battery Bench

The clearest difference is in-app purchases: Volta Battery Bench at none against Marble Inc.'s 8. Volta Battery Bench also leads on ads (none vs shown). Marble Inc.'s advantage is update cadence (every 9 days vs every 2 months) and device support (3 vs 1). On price there is nothing between them.

Both are free to download. Marble Inc. sells 8 one-off in-app purchases. Volta Battery Bench asks for nothing beyond the download.

Marble Inc. ships an update every 9 days, Volta Battery Bench every 2 months. The most recent releases landed on October 25, 2026 and October 16, 2026 respectively.

## The numbers

| Metric | Marble Inc. | Volta Battery Bench |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Every 9 days** | Every 2 months |
| Size | 180 MB | 1 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Yucel AYCICEK](https://appshunter.io/developer/1787841577) | [Jordan Wegner](https://appshunter.io/developer/6787140076) |

## What reviewers say

### Marble Inc.

[App page](https://appshunter.io/ios/app/marble-inc/id6739992618)

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

**In-app purchases (8)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Diamond Pack 1 | $0.99 | one-time |
| Diamond Pack 2 | $1.99 | one-time |
| Diamond Pack 5 | $4.99 | one-time |
| Diamond Pack 10 | $9.99 | one-time |
| Diamond Pack 15 | $14.99 | one-time |
| Diamond Pack 25 | $24.99 | one-time |
| Diamond Pack 35 | $34.99 | one-time |
| Diamond Pack 80 | $79.99 | one-time |


### Volta Battery Bench

[App page](https://appshunter.io/ios/app/volta-battery-bench/id6787647231)

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

**In-app purchases:** none


## Frequently asked questions

### Is Marble Inc. free?

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

### Is Volta Battery Bench free?

Volta Battery Bench is free to download, with no in-app purchases.

### Do Marble Inc. or Volta Battery Bench have ads?

Marble Inc. shows ads; Volta Battery Bench does not.

### Which is updated more often, Marble Inc. or Volta Battery Bench?

Marble Inc. ships an update every 9 days, and Volta Battery Bench every 2 months. Most recently, Marble Inc. was updated on October 25, 2026 and Volta Battery Bench on October 16, 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.*