# UniInvoice vs E

The clearest difference is in-app purchases: E at none against UniInvoice's 4. E also leads on iOS requirement (13.0 vs 15.6). UniInvoice's advantage is update cadence (every 8 days vs every 2 months). On price, ads and device support there is nothing between them.

Both are free to download. UniInvoice sells 4 in-app purchases, starting at $1.99 per month. E asks for nothing beyond the download.

UniInvoice ships an update every 8 days, E every 2 months. The most recent releases landed on September 7, 2026 and May 18, 2026 respectively.

## The numbers

| Metric | UniInvoice | E |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 8 days** | Every 2 months |
| Monetization | Free with in-app purchases | — |
| Size | 28 MB | 29 MB |
| Requires iOS | 15.6 | **13.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 17+ | 4+ |
| Developer | [Vinay Nagrani](https://appshunter.io/developer/1092859490) | [SMSAMI INC.](https://appshunter.io/developer/1450427495) |

## What reviewers say

### UniInvoice

[App page](https://appshunter.io/ios/app/uniinvoice-invoice-manager/id6664071629)

This mobile billing app helps small business owners create, send, and track invoices and estimates easily on their phones. It simplifies business accounting by managing sales, payments, and inventory, allowing users to get paid faster.

**Highlights:** Create, send, and track invoices and estimates, Manage item rates, inventory, and transactions, Generate payment receipts, Customize invoices with company logo, Track order status, Offline invoice creation, Expense management

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly (Only Mobile) | $1.99 | per month |
| Monthly (Mobile & Desktop) | $2.99 | per month |
| Yearly (Only Mobile) | $17.99 | per year |
| Yearly (Mobile & Desktop) | $29.99 | per year |


### E

[App page](https://appshunter.io/ios/app/e-retail-point/id6670726615)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is UniInvoice free?

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

### Is E free?

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

### Do UniInvoice or E have ads?

Neither UniInvoice nor E shows ads.

### Which is updated more often, UniInvoice or E?

UniInvoice ships an update every 8 days, and E every 2 months. Most recently, UniInvoice was updated on September 7, 2026 and E on May 18, 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.*