# Ryerson Emissions Illuminator vs OpenDally

The clearest difference is in-app purchases: Ryerson Emissions Illuminator at none against OpenDally's 2. Ryerson Emissions Illuminator also leads on update cadence (every 2 days vs every 3 weeks) and ratings volume (4 vs 1). On price, rating, ads and device support there is nothing between them.

Both are free to download. OpenDally sells 2 in-app purchases, starting at $7.99 per month. Ryerson Emissions Illuminator asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 5.0 for Ryerson Emissions Illuminator against 5.0 for OpenDally. Both are backed by a comparable volume of ratings — 4 and 1 respectively.

Ryerson Emissions Illuminator ships an update every 2 days, OpenDally every 3 weeks. Both last shipped on October 24, 2026.

## The numbers

| Metric | Ryerson Emissions Illuminator | OpenDally |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (4 ratings)](https://appshunter.io/ios/app/ryerson-emissions-illuminator/id1618040044/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/opendally/id6479944489/reviews) |
| Number of ratings | **4** | 1 |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 2 days** | Every 3 weeks |
| Monetization | **Free** | Free with in-app purchases |
| Size | 59 MB | 43 MB |
| Requires iOS | **12.0** | 14.0.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Joseph T. Ryerson & Son, Inc.](https://appshunter.io/developer/577585260) | [Cold Smoke Studio LLC](https://appshunter.io/developer/1650507114) |

## What reviewers say

### Ryerson Emissions Illuminator

[App page](https://appshunter.io/ios/app/ryerson-emissions-illuminator/id1618040044)

Assess the environmental impact of your metal supply chain. Compare your current emissions against industry benchmarks and explore alternative options to reduce your carbon footprint. This tool offers a deeper analysis than standard emissions calculators.

**Highlights:** Evaluate metal supply chain emissions, Compare against industry averages, Explore alternative supply chains, Analyze emissions impact, Metal supply chain insights

**Features:** macOS Compatibility

**In-app purchases:** none


### OpenDally

[App page](https://appshunter.io/ios/app/opendally/id6479944489)

This app helps rodeo organizers and participants manage events with digital timing, scoring, and draw creation. It offers offline functionality for remote locations, ensuring smooth operation even without internet access.

**Highlights:** Effortless event creation, Live scoring and timing, Digital draw and announcements, Participant list management, Offline mode functionality

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Event Pass | $7.99 | per month |
| Single Event Pass | $2.99 | one-time |


## Frequently asked questions

### Is Ryerson Emissions Illuminator free?

Ryerson Emissions Illuminator is free to download, with no in-app purchases.

### Is OpenDally free?

OpenDally is free to download, with in-app purchases available.

### Which has better reviews, Ryerson Emissions Illuminator or OpenDally?

Ryerson Emissions Illuminator and OpenDally are both rated 5.0 out of 5 on the App Store, from 4 and 1 ratings respectively.

### Do Ryerson Emissions Illuminator or OpenDally have ads?

Neither Ryerson Emissions Illuminator nor OpenDally shows ads.

### Which is updated more often, Ryerson Emissions Illuminator or OpenDally?

Ryerson Emissions Illuminator ships an update every 2 days, and OpenDally every 3 weeks. Most recently, Ryerson Emissions Illuminator was updated on October 24, 2026 and OpenDally on October 24, 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.*