# Fast e vs Tax24 E

The clearest difference is iOS requirement: Fast e at 10.0 against Tax24 E's 12.0. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Both ship on a similar rhythm, roughly monthly. The most recent releases landed on September 27, 2026 and September 23, 2026 respectively.

## The numbers

| Metric | Fast e | Tax24 E |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Monthly | Monthly |
| Monetization | Free | — |
| Size | 132 MB | 50 MB |
| Requires iOS | **10.0** | 12.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Fast Software Joint Stock Company](https://appshunter.io/developer/1484779984) | [Seatech Company](https://appshunter.io/developer/1379997792) |

## What reviewers say

### Fast e

[App page](https://appshunter.io/ios/app/fast-e-invoice/id1484779985)

This application allows businesses to create and manage electronic invoices. It integrates with other accounting and financial management software to streamline invoice generation and submission. Designed for companies with high invoice volumes and in-house IT teams.

**Highlights:** Electronic invoice creation, Integration with accounting software, Cloud server infrastructure, Self-managed infrastructure, Suitable for high invoice volumes

**Features:** macOS Compatibility

**In-app purchases:** none


### Tax24 E

[App page](https://appshunter.io/ios/app/tax24-e-invoice/id1561283590)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Fast e free?

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

### Is Tax24 E free?

Tax24 E is free to download, with no in-app purchases.

### Do Fast e or Tax24 E have ads?

Neither Fast e nor Tax24 E shows ads.

### Which is updated more often, Fast e or Tax24 E?

Fast e ships an update monthly, and Tax24 E monthly. Most recently, Fast e was updated on September 27, 2026 and Tax24 E on September 23, 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.*