# WellDrive vs Corva

The clearest difference is update cadence: Corva at every 10 days against WellDrive's every 9 months. WellDrive's advantage is monetization model (free vs ad-supported) and iOS requirement (11.0 vs 15.1). On price, rating, 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.

On the App Store both sit at effectively the same score — 5.0 for WellDrive against 5.0 for Corva. Both are backed by a comparable volume of ratings — 2 and 2 respectively.

WellDrive ships an update every 9 months, Corva every 10 days. The most recent releases landed on September 16, 2026 and September 10, 2026 respectively.

## The numbers

| Metric | WellDrive | Corva |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (2 ratings)](https://appshunter.io/ios/app/welldrive/id869205638/reviews) | [5.0 (2 ratings)](https://appshunter.io/ios/app/corva/id6736755978/reviews) |
| Number of ratings | 2 | 2 |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 9 months | **Every 10 days** |
| Monetization | **Free** | Ad-supported |
| Size | 44 MB | 178 MB |
| Requires iOS | **11.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [WellDrive](https://appshunter.io/developer/1312911913) | [Corva](https://appshunter.io/developer/1194184158) |

## What reviewers say

### WellDrive

[App page](https://appshunter.io/ios/app/welldrive/id869205638)

Access and manage well-related documents and files directly from your mobile device. Browse entries, download necessary files, and upload new documents or edits made in other applications.

**Highlights:** Browse wells, entries, and files, Download documents, Upload files, Edit and upload documents

**Features:** macOS Compatibility

**In-app purchases:** none


### Corva

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

This app provides real-time drilling and completions optimization for the oil and gas industry. It offers dynamic visualizations and data-driven insights to enhance operational efficiency and well performance.

**Highlights:** Digital Drilling visualization, Digital Completions operations view, Real-time drilling dynamics tracking, Treatment Plot for wellhead pressure and fluid volumes, AI-powered tools for operational excellence

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

**In-app purchases:** none


## Frequently asked questions

### Is WellDrive free?

WellDrive 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, WellDrive or Corva?

WellDrive and Corva are both rated 5.0 out of 5 on the App Store, from 2 and 2 ratings respectively.

### Do WellDrive or Corva have ads?

Neither WellDrive nor Corva shows ads.

### Which is updated more often, WellDrive or Corva?

WellDrive ships an update every 9 months, and Corva every 10 days. Most recently, WellDrive was updated on September 16, 2026 and Corva on September 10, 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.*