# Invoice Maker + Bill Generator vs PetraCRM

The clearest difference is update cadence: Invoice Maker + Bill Generator at every 2 weeks against PetraCRM's every 3 months. 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.

Invoice Maker + Bill Generator ships an update every 2 weeks, PetraCRM every 3 months. The most recent releases landed on October 17, 2026 and October 1, 2026 respectively.

## The numbers

| Metric | Invoice Maker + Bill Generator | PetraCRM |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (4 ratings)](https://appshunter.io/ios/app/invoice-maker-plus-bill-generator/id1494624906/reviews)** | — |
| Number of ratings | **4** | — |
| Positive reviews | 92.1% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Every 3 months |
| Monetization | Free | — |
| Size | 92 MB | 47 MB |
| Requires iOS | **15.1** | 15.6 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [i24 Limited](https://appshunter.io/developer/1847843413) | [Tarek Haddad Holdings INC](https://appshunter.io/developer/1621202713) |

## What reviewers say

### Invoice Maker + Bill Generator

[App page](https://appshunter.io/ios/app/invoice-maker-plus-bill-generator/id1494624906)

Create and send unlimited invoices, estimates, quotes, and receipts for free. This app simplifies bookkeeping for small businesses and freelancers with customizable designs, secure cloud backup, and flexible payment options. Generate professional documents in seconds and manage all your transactions in one place.

**Highlights:** Unlimited invoice creation, Customizable invoice design, Generate estimates and quotes, Create and send receipts, Secure cloud backup, Flexible payment methods, PDF report export

**Features:** Apple Wallet, Vision Pro support

**In-app purchases:** none


### PetraCRM

[App page](https://appshunter.io/ios/app/petracrm/id1621202711)

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

**In-app purchases:** none


## Frequently asked questions

### Is Invoice Maker + Bill Generator free?

Invoice Maker + Bill Generator is free to download, with no in-app purchases.

### Is PetraCRM free?

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

### Do Invoice Maker + Bill Generator or PetraCRM have ads?

Neither Invoice Maker + Bill Generator nor PetraCRM shows ads.

### Which is updated more often, Invoice Maker + Bill Generator or PetraCRM?

Invoice Maker + Bill Generator ships an update every 2 weeks, and PetraCRM every 3 months. Most recently, Invoice Maker + Bill Generator was updated on October 17, 2026 and PetraCRM on October 1, 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.*