# Corva Legacy vs AI Driller

The clearest difference is ads: AI Driller at none against Corva Legacy's shown. AI Driller also leads on monetization model (free vs ad-supported). Corva Legacy's advantage is update cadence (every 2 months vs every 23 months) and ratings volume (15 vs 1). On price, rating, 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.

On the App Store both sit at effectively the same score — 5.0 for Corva Legacy against 5.0 for AI Driller. That said, the two scores are not equally well evidenced: Corva Legacy has 15 ratings behind it against 1, so its average is the more settled of the two.

Corva Legacy ships an update every 2 months, AI Driller every 23 months. The most recent releases landed on November 2, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | Corva Legacy | AI Driller |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (15 ratings)](https://appshunter.io/ios/app/corva-legacy/id1194184159/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/ai-driller/id1658685638/reviews) |
| Number of ratings | **15** | 1 |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | **Every 2 months** | Every 23 months |
| Monetization | Ad-supported | **Free** |
| Size | 37 MB | 3 MB |
| Requires iOS | **14.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Corva](https://appshunter.io/developer/1194184158) | [AI Driller, Inc.](https://appshunter.io/developer/1658685640) |

## What reviewers say

### Corva Legacy

[App page](https://appshunter.io/ios/app/corva-legacy/id1194184159)

This platform provides real-time data and analytics for the oil and gas industry. It enables customers and vendors to build custom applications and dashboards for enhanced drilling and completion operations.

**Highlights:** Real-time data and analytics, App and dashboard development, Drilling operations enhancement, Completion operations improvement, Customer and vendor collaboration

**In-app purchases:** none


### AI Driller

[App page](https://appshunter.io/ios/app/ai-driller/id1658685638)

Gain a comprehensive understanding of your operations from any location. This app helps improve results and reduce costs by providing deeper insights into your work.

**Highlights:** Deeper operational understanding, Improved results, Lower costs, Remote access, Field site integration

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

**In-app purchases:** none


## Frequently asked questions

### Is Corva Legacy free?

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

### Is AI Driller free?

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

### Which has better reviews, Corva Legacy or AI Driller?

Corva Legacy and AI Driller are both rated 5.0 out of 5 on the App Store, from 15 and 1 ratings respectively.

### Do Corva Legacy or AI Driller have ads?

Corva Legacy shows ads; AI Driller does not.

### Which is updated more often, Corva Legacy or AI Driller?

Corva Legacy ships an update every 2 months, and AI Driller every 23 months. Most recently, Corva Legacy was updated on November 2, 2026 and AI Driller on November 3, 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.*