# Project Sayogi vs Invoice Maker

The clearest difference is in-app purchases: Project Sayogi at none against Invoice Maker's 1. Project Sayogi also leads on iOS requirement (13.0 vs 15.0). Invoice Maker's advantage is update cadence (every 9 days vs every 6 weeks). On price, ads and device support there is nothing between them.

Both are free to download. Invoice Maker sells 1 one-off in-app purchase. Project Sayogi asks for nothing beyond the download.

Project Sayogi ships an update every 6 weeks, Invoice Maker every 9 days. The most recent releases landed on October 25, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Project Sayogi | Invoice Maker |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Every 9 days** |
| Size | 40 MB | 105 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [surya poudel](https://appshunter.io/developer/1603969969) | [Zian Fahrudi](https://appshunter.io/developer/1896679416) |

## What reviewers say

### Project Sayogi

[App page](https://appshunter.io/ios/app/project-sayogi/id6759708569)

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

**In-app purchases:** none


### Invoice Maker

[App page](https://appshunter.io/ios/app/invoice-maker-estimates/id6769686601)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| EasyInvo Lifetime | $19.99 | one-time |


## Frequently asked questions

### Is Project Sayogi free?

Project Sayogi 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 Project Sayogi or Invoice Maker have ads?

Neither Project Sayogi nor Invoice Maker shows ads.

### Which is updated more often, Project Sayogi or Invoice Maker?

Project Sayogi ships an update every 6 weeks, and Invoice Maker every 9 days. Most recently, Project Sayogi was updated on October 25, 2026 and Invoice Maker on October 24, 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.*