# シンプル請求書 vs Invoice Maker

The clearest difference is in-app purchases: シンプル請求書 at none against Invoice Maker's 1. シンプル請求書 also leads on device support (3 vs 1) and iOS requirement (15.0 vs 17.0). Invoice Maker's advantage is update cadence (every 2 days vs every 10 days). On price and ads there is nothing between them.

Both are free to download. Invoice Maker sells 1 in-app purchase, starting at $7.99 per 7 days. シンプル請求書 asks for nothing beyond the download.

シンプル請求書 ships an update every 10 days, Invoice Maker every 2 days. Both last shipped on October 25, 2026.

## The numbers

| Metric | シンプル請求書 | Invoice Maker |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | Yes | Yes |
| Update frequency | Every 10 days | **Every 2 days** |
| Size | 62 MB | 11 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [株式会社タイニーエフォート](https://appshunter.io/developer/1889450942) | [Space Node Co., Ltd.](https://appshunter.io/developer/475017562) |

## What reviewers say

### シンプル請求書

[App page](https://appshunter.io/ios/app/id6791146456)

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

**In-app purchases:** none


### Invoice Maker

[App page](https://appshunter.io/ios/app/invoice-maker-invoice-dash/id6804103873)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Weekly | $7.99 | per 7 days |


## Frequently asked questions

### Is シンプル請求書 free?

シンプル請求書 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 シンプル請求書 or Invoice Maker have ads?

Both シンプル請求書 and Invoice Maker show ads.

### Which is updated more often, シンプル請求書 or Invoice Maker?

シンプル請求書 ships an update every 10 days, and Invoice Maker every 2 days. Most recently, シンプル請求書 was updated on October 25, 2026 and Invoice Maker on October 25, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*