# luCANus vs e

The clearest difference is iOS requirement: luCANus at 11.0 against e's 17.2. 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.

luCANus ships an update every 13 months, e every 22 months. The most recent releases landed on October 1, 2026 and October 13, 2026 respectively.

## The numbers

| Metric | luCANus | e |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[2.6 (5 ratings)](https://appshunter.io/ios/app/e-kartoteka/id1440618758/reviews)** |
| Number of ratings | — | **5** |
| Positive reviews | — | 11.3% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 13 months** | Every 22 months |
| Monetization | — | Free |
| Size | 65 MB | 9 MB |
| Requires iOS | **11.0** | 17.2 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [KLCenter sp. z o.o.](https://appshunter.io/developer/1437249000) | [MIESZCZANIN INFORMATYKA Sp. z o. o.](https://appshunter.io/developer/1440618757) |

## What reviewers say

### luCANus

[App page](https://appshunter.io/ios/app/lucanus/id1437249001)

**Features:** macOS Compatibility

**In-app purchases:** none


### e

[App page](https://appshunter.io/ios/app/e-kartoteka/id1440618758)

Manage your property finances and communicate with your building management and neighbors. Access billing information, report issues, and stay updated on community announcements and documents.

**Highlights:** Property and community information, Billing and payment tracking, Media fee settlements, Communication with property manager, Issue reporting, Community bulletin board and forum, Access to documents and resolutions

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

**In-app purchases:** none


## Frequently asked questions

### Is luCANus free?

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

### Is e free?

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

### Do luCANus or e have ads?

Neither luCANus nor e shows ads.

### Which is updated more often, luCANus or e?

luCANus ships an update every 13 months, and e every 22 months. Most recently, luCANus was updated on October 1, 2026 and e on October 13, 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.*