# PolyApp A Packaging Calculator — By Invera Flexibles

> Flexible packaging industry calculation and conversion tools in a single app. (iPhone/iPad app by Polykar.)

- Source: https://appshunter.io/ios/app/polyapp-a-packaging-calculator/id1546209165 (this page in markdown: same URL + `.md`)
- Developer: [Polykar](https://appshunter.io/developer/1546209167)
- Category: Reference, Productivity
- Price: Free
- Rating: 5.00/5 from 2 App Store ratings · 7 written reviews indexed
- Age rating: 4+
- Requires: iOS 15.0 · 10 MB
- Languages: American English, French (France)
- Released: 2021-04-01
- Data updated: 2026-10-29
- Monetization: free
- User reviews in markdown: https://appshunter.io/ios/app/polyapp-a-packaging-calculator/id1546209165/reviews.md

## What is PolyApp A Packaging Calculator?

Calculating, Converting and Planning is Now Easier and Faster. All Industry Calculators Packaged in One App.


Whether you are a Production Planner, Extrusion Operator or Salesperson working for a Converter or Distributor, this is the app for you! PolyApp allows you to prepare orders and do dimensional calculations for the specific product (rolls or finished) you are designing, manufacturing, quoting or purchasing. All done quickly within a matter of seconds after entering your specifications.


The flexible packaging industry’s must-have in 7 easy-to-use tools.
Features in this App:

1) Liner Dimension: Quickly calculate the ideal size of bag needed by type of bin.
2) Weight/1000: Calculate the weight/1000 bags by entering the bag width, height and thickness, to easily price a quantity of bags by pound and by case.
3) Film Thickness: Convert mil thickness to microns with one simple input!
4) Order Planning: Properly quote clients by pound or by case using this comprehensive tool to calculate total weight, footage and roll diameter. For Production, this tool helps you make the right decisions.
5) Yield: Calculate yield by thickness and density to make sure the correct amount of film is purchased, whether you are ordering tubing or sheeting.
6) Roll OD & Footage: Calculate roll weight and footage by diameter to ensure the correct amount of film and number of rolls are ordered.
7) Blow Up Ratio: Calculate your Blow Up Ratio by inputting film width and die diameter, to make sure you achieve the optimal range and use the right blown film extruder to produce the film.

Benefits
One-stop-shop: Convenience of having all calculation tools in one place. PolyApp replaces your constant use of Excel spreadsheets and website calculators. Experience the 7 free tools.
Peace of mind: Get the most accurate results at your fingertips. Fully functional and tested by industry experts.
Save time: Benefit from a unique experience. With millions of reliable formulas, calculating, converting, and planning is now easier and faster than ever before.
Quick and easy download: Free & no commitment. You can count on PolyApp at all times.


Available On iPhone And iPad (iOS) Devices

## Key features

- Liner dimension calculation
- Weight/1000 bags calculation
- Film thickness conversion
- Order planning and quoting
- Yield calculation
- Roll OD and footage calculation
- Blow Up Ratio calculation

## Is PolyApp A Packaging Calculator safe?

Not enough ratings yet to assess PolyApp A Packaging Calculator.

## Is PolyApp A Packaging Calculator legit?

PolyApp A Packaging Calculator appears to be a legitimate app. The AppsHunter Legitimacy Score for PolyApp A Packaging Calculator is 83 out of 100 points across 7 verification signals from App Store and developer data.

## Recent user reviews (7 of 7)

All indexed reviews: https://appshunter.io/ios/app/polyapp-a-packaging-calculator/id1546209165/reviews.md

### 5/5 — PolyApp

*2023-11-17, version 1.1.0*

Awesome!

### 5/5 — Process Engineer

*2021-10-27*

Thank you for adding the options of metric units and being able to convert between metric and standard units. This app is now amazingly easy to use.

Regards 

Jeff Law.

### 5/5 — Great App

*2021-04-12, version 1.0*

This is the easiest and most complete tool that I have ever used for calculating blown film.

### 4/5 — Excellent tool

*2021-04-07, version 1.0*

Would be great if it had a print feature
Also conversion from imperial to metric to imperial inches to centimetres

### 5/5 — Great app for the flexible packaging industry

*2021-04-06*

Very easy to use with great info and easy colors and navigation buttons, great job Polykar. 

Anyone in the flexible packaging Buisness needs this app!

### 5/5 — Very useful!

*2021-04-02, version 1.0*

Great replacement for spreadsheets...perfect for speeding the quoting process!!

### 5/5 — Poly App Packaging Tool

*2021-04-02, version 1.0*

This is the best tool I have found for flexible packaging professionals. Well done PolyKar!

## Frequently asked questions about PolyApp A Packaging Calculator

### What is PolyApp?

PolyApp is a free application designed for the flexible packaging industry, offering seven tools to simplify calculations for product dimensions, weight, planning, and more. It aims to replace manual calculations and spreadsheets with quick, accurate results.

### What are the main features of PolyApp?

PolyApp includes tools for calculating liner dimensions, weight per 1000 units, film thickness conversion, order planning, yield, roll outer diameter and footage, and blow-up ratio. These features cover essential aspects of packaging design and production.

### Who is the target audience for PolyApp?

The app is intended for professionals working in the flexible packaging industry, such as production planners, extrusion operators, and salespersons involved in designing, manufacturing, quoting, or purchasing packaging products.

### Is PolyApp available on Android devices?

Based on the provided information, PolyApp is currently available on iPhone and iPad (iOS) devices only. It is not listed as being supported on Android.

### How accurate are the calculations in PolyApp?

PolyApp is stated to provide the most accurate results at your fingertips. The tools are fully functional and have been tested by industry experts to ensure reliability.

### Does PolyApp have ads?

No, PolyApp does not contain advertisements. The app is free and has no commitment, offering a clean user experience without interruptions.

### How often is PolyApp updated?

The latest version of PolyApp is 2.0.1, and it was last updated on October 27, 2026. This indicates a recent update, suggesting ongoing development and support for the application.

### What is the age rating for PolyApp?

PolyApp has an age rating of 4+, making it suitable for a wide range of users, including younger individuals who may be learning about or assisting with packaging calculations.

## Version history (last 5 releases)

### 2.0.1 — 2026-10-27

2.0.1: Minor text corrections

PolyApp is now bilingual and wears its new name.

- Full French version. Switch between English and French at any time from the button on the main menu.
- Polykar is now Invera Flexibles: new logo, new colours, same seven tools.
- Requires iOS 15 or later.

### 2.0.0 — 2026-09-17

PolyApp is now bilingual and wears its new name.

- Full French version. Switch between English and French at any time from the button on the main menu.
- Polykar is now Invera Flexibles: new logo, new colours, same seven tools.
- Requires iOS 15 or later.

### 1.1.0 — 2021-10-15

- You can now share the results or print them out 
- New "Units" option allows for changing from imperial to metric.

### 1.0.1 — 2021-06-14

Fixed issues with calculation

### 1.0 — 2021-04-01

No release notes.

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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 2026-10-29.*