# Virtual Ringelmann vs Spartan Rastreamento

The clearest difference is update cadence: Virtual Ringelmann at monthly against Spartan Rastreamento's every 14 months. On price, ads, in-app purchases and device support there is nothing between them.

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

Virtual Ringelmann ships an update monthly, Spartan Rastreamento every 14 months. The most recent releases landed on October 15, 2026 and September 25, 2026 respectively.

## The numbers

| Metric | Virtual Ringelmann | Spartan Rastreamento |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Monthly** | Every 14 months |
| Monetization | Free | — |
| Size | 73 MB | 257 MB |
| Requires iOS | **15.0** | 15.6 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [ACT Sistemas LTDA](https://appshunter.io/developer/1569392578) | [aguinaldo sousa de moraes](https://appshunter.io/developer/1691235325) |

## What reviewers say

### Virtual Ringelmann

[App page](https://appshunter.io/ios/app/virtual-ringelmann/id1569392576)

This app aids in black smoke inspections by virtualizing the Ringelmann Scale methodology through your device's camera. It streamlines the process for assessing emissions from diesel engines and industrial chimneys, supporting environmental compliance and decision-making.

**Highlights:** Virtual Ringelmann Scale measurement, Supports vehicular and stationary surveillance, Automatic pollution index identification, Generates photographic evidence, Web portal integration for reports, Historical data logging

**Features:** macOS Compatibility

**In-app purchases:** none


### Spartan Rastreamento

[App page](https://appshunter.io/ios/app/spartan-rastreamento/id6449956865)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Virtual Ringelmann free?

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

### Is Spartan Rastreamento free?

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

### Do Virtual Ringelmann or Spartan Rastreamento have ads?

Neither Virtual Ringelmann nor Spartan Rastreamento shows ads.

### Which is updated more often, Virtual Ringelmann or Spartan Rastreamento?

Virtual Ringelmann ships an update monthly, and Spartan Rastreamento every 14 months. Most recently, Virtual Ringelmann was updated on October 15, 2026 and Spartan Rastreamento on September 25, 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.*