# Easy Invoice Pro vs Petra One

The clearest difference is update cadence: Petra One at every 2 days against Easy Invoice Pro's every 2 months. Easy Invoice Pro's advantage is iOS requirement (13.0 vs 15.0). 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.

Easy Invoice Pro ships an update every 2 months, Petra One every 2 days. The most recent releases landed on October 16, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Easy Invoice Pro | Petra One |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 2 days** |
| Size | 18 MB | 31 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Sarvesh Gupta](https://appshunter.io/developer/1179950494) | [essam issa](https://appshunter.io/developer/6801342036) |

## What reviewers say

### Easy Invoice Pro

[App page](https://appshunter.io/ios/app/easy-invoice-pro/id6680187922)

**Features:** macOS Compatibility

**In-app purchases:** none


### Petra One

[App page](https://appshunter.io/ios/app/petra-one/id6801342034)

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

**In-app purchases:** none


## Frequently asked questions

### Is Easy Invoice Pro free?

Easy Invoice Pro is free to download, with no in-app purchases.

### Is Petra One free?

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

### Do Easy Invoice Pro or Petra One have ads?

Neither Easy Invoice Pro nor Petra One shows ads.

### Which is updated more often, Easy Invoice Pro or Petra One?

Easy Invoice Pro ships an update every 2 months, and Petra One every 2 days. Most recently, Easy Invoice Pro was updated on October 16, 2026 and Petra One on October 25, 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.*