# Gravity Bath vs ZeroBill Business

The clearest difference is update cadence: ZeroBill Business at every 4 days against Gravity Bath's fortnightly. 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.

Gravity Bath ships an update fortnightly, ZeroBill Business every 4 days. The most recent releases landed on October 29, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Gravity Bath | ZeroBill Business |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Fortnightly | **Every 4 days** |
| Size | 74 MB | 44 MB |
| Requires iOS | **15.1** | 16.4 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Gravity Bath](https://appshunter.io/developer/1538587848) | [ZBT INNOVATIONS PRIVATE LIMITED](https://appshunter.io/developer/6781762704) |

## What reviewers say

### Gravity Bath

[App page](https://appshunter.io/ios/app/gravity-bath/id1538587846)

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

**In-app purchases:** none


### ZeroBill Business

[App page](https://appshunter.io/ios/app/zerobill-business/id6781762252)

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

**In-app purchases:** none


## Frequently asked questions

### Is Gravity Bath free?

Gravity Bath is free to download, with no in-app purchases.

### Is ZeroBill Business free?

ZeroBill Business is free to download, with no in-app purchases.

### Do Gravity Bath or ZeroBill Business have ads?

Neither Gravity Bath nor ZeroBill Business shows ads.

### Which is updated more often, Gravity Bath or ZeroBill Business?

Gravity Bath ships an update fortnightly, and ZeroBill Business every 4 days. Most recently, Gravity Bath was updated on October 29, 2026 and ZeroBill Business on October 31, 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.*