# Oil Command Mobile vs CertCheck

The clearest difference is rating: CertCheck at 5.0 against Oil Command Mobile's 4.0. On price, ratings volume, 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.

CertCheck holds the better App Store score, 5.0 against 4.0. Both are backed by a comparable volume of ratings — 2 and 2 respectively.

Oil Command Mobile ships an update every 6 weeks, CertCheck every 2 months. The most recent releases landed on September 14, 2026 and June 4, 2026 respectively.

## The numbers

| Metric | Oil Command Mobile | CertCheck |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.0 (2 ratings)](https://appshunter.io/ios/app/oil-command-mobile/id1159420379/reviews) | **[5.0 (2 ratings)](https://appshunter.io/ios/app/certcheck/id1523049044/reviews)** |
| Number of ratings | 2 | 2 |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 6 weeks** | Every 2 months |
| Monetization | Free | Free |
| Size | 21 MB | 105 MB |
| Requires iOS | 12.0 | 12.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Oil Command, LLC](https://appshunter.io/developer/1121711520) | [InfoChip Systems Inc.](https://appshunter.io/developer/885588364) |

## What reviewers say

### Oil Command Mobile

[App page](https://appshunter.io/ios/app/oil-command-mobile/id1159420379)

Manage field work tickets for the Oil & Gas industry. This app allows users to create tickets, perform calculations, document activities, and capture signatures, even in areas with no cell service.

**Highlights:** Create new field tickets, Perform gauge calculations, Collect grind out measurements, Document billable activities, Capture signatures, Offline data storage

**Features:** macOS Compatibility

**In-app purchases:** none


### CertCheck

[App page](https://appshunter.io/ios/app/certcheck/id1523049044)

This app simplifies pre-job equipment safety checks by accessing a database of safety certificates. It helps users quickly determine if equipment is certified for use and allows them to flag items needing inspection.

**Highlights:** Equipment safety certificate verification, Real-time certification status, Flag equipment for inspection, Access to safety inspection data, Part of TESSALink CertNet suite

**In-app purchases:** none


## Frequently asked questions

### Is Oil Command Mobile free?

Oil Command Mobile is free to download, with no in-app purchases.

### Is CertCheck free?

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

### Which has better reviews, Oil Command Mobile or CertCheck?

CertCheck is rated higher. Oil Command Mobile averages 4.0 out of 5 from 2 ratings, while CertCheck averages 5.0 from 2 ratings.

### Do Oil Command Mobile or CertCheck have ads?

Neither Oil Command Mobile nor CertCheck shows ads.

### Which is updated more often, Oil Command Mobile or CertCheck?

Oil Command Mobile ships an update every 6 weeks, and CertCheck every 2 months. Most recently, Oil Command Mobile was updated on September 14, 2026 and CertCheck on June 4, 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.*