# Simple Invoice PDF vs FairInvoice

The clearest difference is in-app purchases: FairInvoice at none against Simple Invoice PDF's 1. On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Simple Invoice PDF sells 1 one-off in-app purchase. FairInvoice asks for nothing beyond the download.

Simple Invoice PDF ships an update fortnightly, FairInvoice every 2 weeks. The most recent releases landed on September 19, 2026 and September 30, 2026 respectively.

## The numbers

| Metric | Simple Invoice PDF | FairInvoice |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Fortnightly** | Every 2 weeks |
| Size | 2 MB | 16 MB |
| Requires iOS | 18.6 | **17.0** |
| Devices | iPhone, iPad | **iPhone, iPad, Mac** |
| Age rating | 4+ | 4+ |
| Developer | [Serghei Eschin](https://appshunter.io/developer/6774241012) | [Moaath Othman](https://appshunter.io/developer/866641649) |

## What reviewers say

### Simple Invoice PDF

[App page](https://appshunter.io/ios/app/simple-invoice-pdf/id6788337612)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Simple Invoice Pro | $9.99 | one-time |


### FairInvoice

[App page](https://appshunter.io/ios/app/fairinvoice-invoice-maker/id6789216704)

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Simple Invoice PDF free?

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

### Is FairInvoice free?

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

### Do Simple Invoice PDF or FairInvoice have ads?

Neither Simple Invoice PDF nor FairInvoice shows ads.

### Which is updated more often, Simple Invoice PDF or FairInvoice?

Simple Invoice PDF ships an update fortnightly, and FairInvoice every 2 weeks. Most recently, Simple Invoice PDF was updated on September 19, 2026 and FairInvoice on September 30, 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.*