# HostBooks vs E

The clearest difference is iOS requirement: HostBooks at 13.0 against E's 16.6. 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 every 3 weeks. The most recent releases landed on October 9, 2026 and October 16, 2026 respectively.

## The numbers

| Metric | HostBooks | E |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 weeks | Every 3 weeks |
| Size | 62 MB | 81 MB |
| Requires iOS | **13.0** | 16.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 17+ |
| Developer | [Biswajit Mishra](https://appshunter.io/developer/1645683873) | [E-SERVICES PLATFORM W.L.L](https://appshunter.io/developer/1444427311) |

## What reviewers say

### HostBooks

[App page](https://appshunter.io/ios/app/hostbooks/id6446259903)

**Features:** macOS Compatibility

**In-app purchases:** none


### E

[App page](https://appshunter.io/ios/app/e-invoice-gate-e/id6470737832)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is HostBooks free?

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

### Is E free?

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

### Do HostBooks or E have ads?

Neither HostBooks nor E shows ads.

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

HostBooks ships an update every 3 weeks, and E every 3 weeks. Most recently, HostBooks was updated on October 9, 2026 and E on October 16, 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.*