# Zipp Invoice vs BusyProxy

The clearest difference is in-app purchases: BusyProxy at none against Zipp Invoice's 2. Zipp Invoice's advantage is device support (3 vs 1) and iOS requirement (13.0 vs 16.2). On price, update cadence and ads there is nothing between them.

Both are free to download. Zipp Invoice sells 2 in-app purchases, starting at $4.99 per month. BusyProxy asks for nothing beyond the download.

Both ship on a similar rhythm, roughly every 2 days. The most recent releases landed on October 2, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | Zipp Invoice | BusyProxy |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 2 days | Every 2 days |
| Size | 52 MB | 9 MB |
| Requires iOS | **13.0** | 16.2 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [To Each Their Own LLC](https://appshunter.io/developer/1731881077) | [Sergiu Toderascu](https://appshunter.io/developer/1693975151) |

## What reviewers say

### Zipp Invoice

[App page](https://appshunter.io/ios/app/zipp-invoice/id6761315435)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Pro | $4.99 | per month |
| Yearly Pro | $29.99 | per year |


### BusyProxy

[App page](https://appshunter.io/ios/app/busyproxy-earn-sharing-data/id6799410525)

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

**In-app purchases:** none


## Frequently asked questions

### Is Zipp Invoice free?

Zipp Invoice is free to download, with in-app purchases available.

### Is BusyProxy free?

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

### Do Zipp Invoice or BusyProxy have ads?

Neither Zipp Invoice nor BusyProxy shows ads.

### Which is updated more often, Zipp Invoice or BusyProxy?

Zipp Invoice ships an update every 2 days, and BusyProxy every 2 days. Most recently, Zipp Invoice was updated on October 2, 2026 and BusyProxy on October 6, 2026.

---

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