# ProgressionLIVE vs Ductulator

The clearest difference is rating: ProgressionLIVE at 3.9 against Ductulator's 1.0. ProgressionLIVE also leads on review sentiment (42% vs 0%) and ratings volume (8 vs 2). Ductulator's advantage is iOS requirement (13.0 vs 15.0). 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.

ProgressionLIVE holds the better App Store score, 3.9 against 1.0. Both are backed by a comparable volume of ratings — 8 and 2 respectively. Written reviews point the same way: 42% of ProgressionLIVE's written reviews are positive against 0% of Ductulator's.

ProgressionLIVE ships an update every 11 days, Ductulator weekly. The most recent releases landed on September 23, 2026 and September 26, 2026 respectively.

## The numbers

| Metric | ProgressionLIVE | Ductulator |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.9 (8 ratings)](https://appshunter.io/ios/app/progressionlive/id365918442/reviews)** | [1.0 (2 ratings)](https://appshunter.io/ios/app/ductulator/id1528030964/reviews) |
| Number of ratings | **8** | 2 |
| Positive reviews | **41.7% of reviews** | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 11 days | **Weekly** |
| Monetization | Free | Free |
| Size | 26 MB | 14 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Diffusion Solutions Integrees Inc.](https://appshunter.io/developer/365918445) | [Simon Leroux](https://appshunter.io/developer/1513421859) |

## What reviewers say

### ProgressionLIVE

[App page](https://appshunter.io/ios/app/progressionlive/id365918442)

Streamline field operations with this comprehensive software. Manage tasks, track jobs in real-time, and generate invoices effortlessly. Designed for efficiency and control, it's ideal for businesses on the go.

**Highlights:** Real-time task allocation, Live job tracking, Simplified invoicing, Intuitive interface, Scalable solution

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

**In-app purchases:** none


### Ductulator

[App page](https://appshunter.io/ios/app/ductulator/id1528030964)

This app provides a simple and efficient tool for calculating the dimensions of square ventilation ducts. It's designed for engineers, architects, and contractors to generate data for mechanical ventilation, cooling, and HVAC projects. Quickly validate residential and commercial solutions with this easy-to-use calculator.

**Highlights:** Calculate equivalent round diameter of square ducts, Convert square duct dimensions by volume ratio, Provide metric equivalence, Validate residential and commercial solutions, Designed for engineers and architects

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is ProgressionLIVE free?

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

### Is Ductulator free?

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

### Which has better reviews, ProgressionLIVE or Ductulator?

ProgressionLIVE is rated higher. ProgressionLIVE averages 3.9 out of 5 from 8 ratings, while Ductulator averages 1.0 from 2 ratings.

### Do ProgressionLIVE or Ductulator have ads?

Neither ProgressionLIVE nor Ductulator shows ads.

### Which is updated more often, ProgressionLIVE or Ductulator?

ProgressionLIVE ships an update every 11 days, and Ductulator weekly. Most recently, ProgressionLIVE was updated on September 23, 2026 and Ductulator on September 26, 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.*