# Redox vs Invoice Maker

The clearest difference is in-app purchases: Redox at none against Invoice Maker's 2. Invoice Maker's advantage is update cadence (fortnightly vs monthly). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Invoice Maker sells 2 in-app purchases, starting at $2.99 per month. Redox asks for nothing beyond the download.

Redox ships an update monthly, Invoice Maker fortnightly. The most recent releases landed on October 3, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | Redox | Invoice Maker |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Monthly | **Fortnightly** |
| Size | 13 MB | 146 MB |
| Requires iOS | 16.0 | 16.0 |
| Devices | iPhone, iPad | **iPhone, iPad, Mac** |
| Age rating | 4+ | 4+ |
| Developer | [I.G.M REdox Ltd.](https://appshunter.io/developer/1274922179) | [Clixade Ltd](https://appshunter.io/developer/1837914739) |

## What reviewers say

### Redox

[App page](https://appshunter.io/ios/app/redox/id765025719)

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

**In-app purchases:** none


### Invoice Maker

[App page](https://appshunter.io/ios/app/invoice-maker-estimate-app/id6759286692)

**Features:** Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Subscription | $2.99 | per month |
| Yearly Subscription | $19.99 | per year |


## Frequently asked questions

### Is Redox free?

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

### Is Invoice Maker free?

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

### Do Redox or Invoice Maker have ads?

Neither Redox nor Invoice Maker shows ads.

### Which is updated more often, Redox or Invoice Maker?

Redox ships an update monthly, and Invoice Maker fortnightly. Most recently, Redox was updated on October 3, 2026 and Invoice Maker on October 8, 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.*