# E vs Klirri

The clearest difference is update cadence: E at every 5 days against Klirri's every 5 weeks. E also leads on iOS requirement (13.0 vs 18.0). On price, ads, in-app purchases and device support there is nothing between them.

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

E ships an update every 5 days, Klirri every 5 weeks. The most recent releases landed on October 6, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | E | Klirri |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 5 days** | Every 5 weeks |
| Size | 25 MB | 20 MB |
| Requires iOS | **13.0** | 18.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [EMCAN-TEC](https://appshunter.io/developer/1649090170) | [Frank Beutell](https://appshunter.io/developer/6789111657) |

## What reviewers say

### E

[App page](https://appshunter.io/ios/app/e-invoice-qr-reader/id1625896726)

**Features:** macOS Compatibility

**In-app purchases:** none


### Klirri

[App page](https://appshunter.io/ios/app/klirri/id6789111654)

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

**In-app purchases:** none


## Frequently asked questions

### Is E free?

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

### Is Klirri free?

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

### Do E or Klirri have ads?

Neither E nor Klirri shows ads.

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

E ships an update every 5 days, and Klirri every 5 weeks. Most recently, E was updated on October 6, 2026 and Klirri on October 24, 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.*