# PullCalc vs UniversalPlantViewer

The clearest difference is rating: UniversalPlantViewer at 5.0 against PullCalc's 4.0. UniversalPlantViewer also leads on review sentiment (100% vs 83%) and iOS requirement (13.0 vs 16.6). On price, ratings volume, update cadence and ads there is nothing between them.

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

UniversalPlantViewer holds the better App Store score, 5.0 against 4.0. Both are backed by a comparable volume of ratings — 3 and 4 respectively. Written reviews point the same way: 83% of PullCalc's written reviews are positive against 100% of UniversalPlantViewer's.

PullCalc ships an update every 2 months, UniversalPlantViewer every 6 weeks. The most recent releases landed on October 3, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | PullCalc | UniversalPlantViewer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.0 (3 ratings)](https://appshunter.io/ios/app/pullcalc/id907209553/reviews) | **[5.0 (4 ratings)](https://appshunter.io/ios/app/universalplantviewer/id1095258163/reviews)** |
| Number of ratings | 3 | **4** |
| Positive reviews | 83.3% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 6 weeks** |
| Monetization | Free | Free |
| Size | 21 MB | 345 MB |
| Requires iOS | 16.6 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [GREENLEE TOOLS, INC](https://appshunter.io/developer/1435630923) | [CAXperts GmbH](https://appshunter.io/developer/1095258162) |

## What reviewers say

### PullCalc

[App page](https://appshunter.io/ios/app/pullcalc/id907209553)

This app assists electricians and contractors in estimating the pull force required for installing electrical cables in conduit. Users input details for each leg of the conduit run, including wire size, conduit ID, and bend angles, to generate an approximate pull force calculation.

**Highlights:** Estimate pull force for cable installation, Input data by conduit legs, Supports various input parameters (wire size, conduit ID, bends), Includes coefficient of friction guidance, Provides suggested friction coefficients for lubricated cable

**Features:** macOS Compatibility

**In-app purchases:** none


### UniversalPlantViewer

[App page](https://appshunter.io/ios/app/universalplantviewer/id1095258163)

View 3D plant models and their attributes on your mobile device. Supports both online streaming and offline access to locally saved models. Offers identical functionality to its desktop counterpart.

**Highlights:** 3D plant model viewing, Attribute review, Online streaming mode, Offline mode, Cross-platform compatibility (mobile and desktop), Industry standard model conversion

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is PullCalc free?

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

### Is UniversalPlantViewer free?

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

### Which has better reviews, PullCalc or UniversalPlantViewer?

UniversalPlantViewer is rated higher. PullCalc averages 4.0 out of 5 from 3 ratings, while UniversalPlantViewer averages 5.0 from 4 ratings.

### Do PullCalc or UniversalPlantViewer have ads?

Neither PullCalc nor UniversalPlantViewer shows ads.

### Which is updated more often, PullCalc or UniversalPlantViewer?

PullCalc ships an update every 2 months, and UniversalPlantViewer every 6 weeks. Most recently, PullCalc was updated on October 3, 2026 and UniversalPlantViewer on October 11, 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.*