# ISOTRA Packet

> ISOTRA Packet (iPhone/iPad app by ISOTRA a.s..)

- Source: https://appshunter.io/ios/app/isotra-packet/id1070073536 (this page in markdown: same URL + `.md`)
- Developer: [ISOTRA a.s.](https://appshunter.io/developer/972810048)
- Category: Lifestyle, Utilities
- Price: Free
- Age rating: 4+
- Requires: iOS 12.4 · 6 MB
- Languages: American English, Czech, French (France), German (Germany), Polish, Slovak
- Released: 2016-01-15
- Data updated: 2026-08-28
- User reviews in markdown: https://appshunter.io/ios/app/isotra-packet/id1070073536/reviews.md

## What is ISOTRA Packet?

External Venetian Blinds calculation
 
By selecting type of blind, width and height of a window, the application will calculate the packet height which will cover part of the window view-space but will also provide you an under-plaster option. Furthermore the application will calculate number of blind brackets, guiding rails and bearings placing. Smart tool for the office-use as well as for construction site.
 
With ISOTRA Packet application you never give wrong dimension…


## Version history (last 5 releases)

### 1.37 — 2026-08-19

Zetta 90 update

### 1.36 — 2026-08-18

Calculation adjustment for Zetta 90

### 1.35 — 2026-05-13

Cetta80 - bug fix

### 1.34 — 2026-02-03

Bug fix.

### 1.32 — 2025-10-22

Calculation adjustment for brackets and side rails brackets

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## More apps by ISOTRA a.s.

- [ISOTRA designer](https://appshunter.io/ios/app/isotra-designer/id966404507)
- [ISOTRA Video Guide](https://appshunter.io/ios/app/isotra-video-guide/id1243383613)
- [ISOTRA Pergola](https://appshunter.io/ios/app/isotra-pergola/id1553121646)
- [ISOTRA Designer](https://appshunter.io/ios/app/isotra-designer/id6756671963)

All apps by ISOTRA a.s.: https://appshunter.io/developer/972810048

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-08-28.*