# Solo by ROGII vs Corva

The clearest difference is ratings volume: Solo by ROGII at 11 against Corva's 2. Corva's advantage is iOS requirement (15.1 vs 17). On price, rating, 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.

On the App Store both sit at effectively the same score — 5.0 for Solo by ROGII against 5.0 for Corva. That said, the two scores are not equally well evidenced: Solo by ROGII has 11 ratings behind it against 2, so its average is the more settled of the two.

Solo by ROGII ships an update fortnightly, Corva every 9 days. The most recent releases landed on November 11, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | Solo by ROGII | Corva |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (11 ratings)](https://appshunter.io/ios/app/solo-by-rogii/id1496933766/reviews) | [5.0 (2 ratings)](https://appshunter.io/ios/app/corva/id6736755978/reviews) |
| Number of ratings | **11** | 2 |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Fortnightly | **Every 9 days** |
| Monetization | Free | Free |
| Size | 45 MB | 179 MB |
| Requires iOS | 17 | **15.1** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [ROGII Inc.](https://appshunter.io/developer/1361492456) | [Corva](https://appshunter.io/developer/1194184158) |

## What reviewers say

### Solo by ROGII

[App page](https://appshunter.io/ios/app/solo-by-rogii/id1496933766)

Access real-time geosteering data on your mobile device. Visualize wellbore interpretations, communicate with colleagues, and make informed decisions remotely through cloud synchronization.

**Highlights:** Real-time geosteering data, Wellbore visualization, Remote decision making, Cloud synchronization, Team communication

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

**In-app purchases:** none


### Corva

[App page](https://appshunter.io/ios/app/corva/id6736755978)

This application provides real-time insights and tools for optimizing oil and gas drilling and completions operations. It offers dynamic visualizations and data-driven decision-making to enhance efficiency and well performance for teams.

**Highlights:** Digital Drilling visualization, Real-time completions data, Drilling dynamics tracking, Treatment Plot insights, AI-powered tools, Operational transparency

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

**In-app purchases:** none


## Frequently asked questions

### Is Solo by ROGII free?

Solo by ROGII is free to download, with no in-app purchases.

### Is Corva free?

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

### Which has better reviews, Solo by ROGII or Corva?

Solo by ROGII and Corva are both rated 5.0 out of 5 on the App Store, from 11 and 2 ratings respectively.

### Do Solo by ROGII or Corva have ads?

Neither Solo by ROGII nor Corva shows ads.

### Which is updated more often, Solo by ROGII or Corva?

Solo by ROGII ships an update fortnightly, and Corva every 9 days. Most recently, Solo by ROGII was updated on November 11, 2026 and Corva on October 30, 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.*