# Partial Reel Calculator vs GreenLight Scanner

The clearest difference is rating: GreenLight Scanner at 5.0 against Partial Reel Calculator's 2.4. GreenLight Scanner also leads on update cadence (every 6 weeks vs every 4 months). On price, review sentiment, ratings volume 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.

GreenLight Scanner holds the better App Store score, 5.0 against 2.4. Both are backed by a comparable volume of ratings — 14 and 10 respectively. Written reviews point the same way: 44% of Partial Reel Calculator's written reviews are positive against 50% of GreenLight Scanner's.

Partial Reel Calculator ships an update every 4 months, GreenLight Scanner every 6 weeks. The most recent releases landed on November 1, 2026 and November 7, 2026 respectively.

## The numbers

| Metric | Partial Reel Calculator | GreenLight Scanner |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.4 (14 ratings)](https://appshunter.io/ios/app/partial-reel-calculator/id489177969/reviews) | **[5.0 (10 ratings)](https://appshunter.io/ios/app/greenlight-scanner/id1495178299/reviews)** |
| Number of ratings | **14** | 10 |
| Positive reviews | 44.4% of reviews | **50.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 6 weeks** |
| Monetization | Free | Free |
| Size | 11 MB | 44 MB |
| Requires iOS | 16.6 | **15.6** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Southwire Company](https://appshunter.io/developer/440338423) | [GreenLight IoT, Inc.](https://appshunter.io/developer/1455879587) |

## What reviewers say

### Partial Reel Calculator

[App page](https://appshunter.io/ios/app/partial-reel-calculator/id489177969)

This utility app helps estimate the remaining wire or cable footage on a reel. It comes preloaded with common cables and reels, and allows users to create custom favorites for quick access.

**Highlights:** Estimates wire/cable footage on reels, Preloaded with common cables and reels, Create custom favorite cables and reels, Available for iPad and iPhone

**Features:** macOS Compatibility

**In-app purchases:** none


### GreenLight Scanner

[App page](https://appshunter.io/ios/app/greenlight-scanner/id1495178299)

This tool streamlines field documentation for networked devices by enabling fast, accurate collection of asset address data via barcode scanning. It syncs directly to design documents, creating a complete as-built package and providing real-time visibility into installation progress.

**Highlights:** Barcode scanning for asset data, Real-time syncing with asset registry, Automated as-built documentation, Punch list management, Streamlined IoT deployments, Reduced commissioning time

**In-app purchases:** none


## Frequently asked questions

### Is Partial Reel Calculator free?

Partial Reel Calculator is free to download, with no in-app purchases.

### Is GreenLight Scanner free?

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

### Which has better reviews, Partial Reel Calculator or GreenLight Scanner?

GreenLight Scanner is rated higher. Partial Reel Calculator averages 2.4 out of 5 from 14 ratings, while GreenLight Scanner averages 5.0 from 10 ratings.

### Do Partial Reel Calculator or GreenLight Scanner have ads?

Neither Partial Reel Calculator nor GreenLight Scanner shows ads.

### Which is updated more often, Partial Reel Calculator or GreenLight Scanner?

Partial Reel Calculator ships an update every 4 months, and GreenLight Scanner every 6 weeks. Most recently, Partial Reel Calculator was updated on November 1, 2026 and GreenLight Scanner on November 7, 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.*