# E vs BillPaper Fast Invoice Maker

The clearest difference is update cadence: BillPaper Fast Invoice Maker at every 8 days against E's every 4 months. BillPaper Fast Invoice Maker also leads on iOS requirement (12.0 vs 15.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. E sells 4 in-app purchases, starting at $50.00 per year and BillPaper Fast Invoice Maker sells 7 in-app purchases, starting at $3.99 per 7 days. Whichever you choose, the download price is not the number that matters.

E ships an update every 4 months, BillPaper Fast Invoice Maker every 8 days. Both last shipped on September 8, 2026.

## The numbers

| Metric | E | BillPaper Fast Invoice Maker |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 8 days** |
| Size | 61 MB | 100 MB |
| Requires iOS | 15.0 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Open7](https://appshunter.io/developer/1799037451) | [Ivanna Masalovych-Danilchuk](https://appshunter.io/developer/1781532045) |

## What reviewers say

### E

[App page](https://appshunter.io/ios/app/e-invoice-viewer/id6742571585)

**Features:** macOS Compatibility

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Standard iOS (annual) | $50.00 | per year |
| Premium (annual) | $90.00 | per year |
| E-Invoice Viewer Standard - 1 year | $50.00 | one-time |
| E-Invoice Viewer Premium - 1 year | $90.00 | one-time |


### BillPaper Fast Invoice Maker

[App page](https://appshunter.io/ios/app/billpaper-fast-invoice-maker/id6748554868)

**In-app purchases (7)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly subscription | $3.99 | per 7 days |
| Monthly Subscription | $6.99 | per month |
| Annual Plan | $49.99 | per year |
| 10 token set | $0.99 | one-time |
| 50 Tokens | $3.99 | one-time |
| Power Pack | $5.99 | one-time |
| Ultimate package | $9.99 | one-time |


## Frequently asked questions

### Is E free?

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

### Is BillPaper Fast Invoice Maker free?

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

### Do E or BillPaper Fast Invoice Maker have ads?

Neither E nor BillPaper Fast Invoice Maker shows ads.

### Which is updated more often, E or BillPaper Fast Invoice Maker?

E ships an update every 4 months, and BillPaper Fast Invoice Maker every 8 days. Most recently, E was updated on September 8, 2026 and BillPaper Fast Invoice Maker on September 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.*