# 14 28 vs E

The clearest difference is price: E at Free against 14 28's $4.99. 14 28's advantage is in-app purchases (none vs 4) and update cadence (monthly vs every 4 months). On ads and device support there is nothing between them.

E is free to download; 14 28 costs $4.99 up front. E sells 4 in-app purchases, starting at $50.00 per year. 14 28 asks for nothing beyond the download.

14 28 ships an update monthly, E every 4 months. The most recent releases landed on September 14, 2026 and September 8, 2026 respectively.

## The numbers

| Metric | 14 28 | E |
| --- | --- | --- |
| Price | $4.99 | **Free** |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Monthly** | Every 4 months |
| Monetization | Paid | — |
| Size | 16 MB | 61 MB |
| Requires iOS | **13.4** | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Benjamin Graf](https://appshunter.io/developer/1545255558) | [Open7](https://appshunter.io/developer/1799037451) |

## What reviewers say

### 14 28

[App page](https://appshunter.io/ios/app/14-28/id6447632255)

This app helps users track per diem expenses for business trips, calculating daily allowances and deductions for provided meals. It supports both domestic and international travel, allowing for detailed notes and exporting data for tax purposes.

**Highlights:** Track daily per diem expenses, Calculate deductions for provided meals, Support for international per diem rates, Add free notes for each day, Monthly and yearly sum calculations, Export data as PDF or CSV, Offline data storage

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

**In-app purchases:** none


### 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 |


## Frequently asked questions

### Is 14 28 free?

14 28 costs $4.99, with no in-app purchases.

### Is E free?

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

### Do 14 28 or E have ads?

Neither 14 28 nor E shows ads.

### Which is updated more often, 14 28 or E?

14 28 ships an update monthly, and E every 4 months. Most recently, 14 28 was updated on September 14, 2026 and E 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.*