# Petromoc Card vs Authenticator App

The clearest difference is in-app purchases: Petromoc Card at none against Authenticator App's 2. Authenticator App's advantage is update cadence (every 11 days vs monthly). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Authenticator App sells 2 in-app purchases, starting at $9.99 per 7 days. Petromoc Card asks for nothing beyond the download.

Petromoc Card ships an update monthly, Authenticator App every 11 days. The most recent releases landed on September 29, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | Petromoc Card | Authenticator App |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Monthly | **Every 11 days** |
| Size | 22 MB | 15 MB |
| Requires iOS | **15.1** | 16.0 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Gofuel Tracking System, Limitada](https://appshunter.io/developer/1673281893) | [Rubiklab](https://appshunter.io/developer/1787767335) |

## What reviewers say

### Petromoc Card

[App page](https://appshunter.io/ios/app/petromoc-card/id6466183526)

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

**In-app purchases:** none


### Authenticator App

[App page](https://appshunter.io/ios/app/authenticator-app-nexauth/id6776078454)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Plan | $9.99 | per 7 days |
| Yearly Plan | $59.99 | per year |


## Frequently asked questions

### Is Petromoc Card free?

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

### Is Authenticator App free?

Authenticator App is free to download, with in-app purchases available.

### Do Petromoc Card or Authenticator App have ads?

Neither Petromoc Card nor Authenticator App shows ads.

### Which is updated more often, Petromoc Card or Authenticator App?

Petromoc Card ships an update monthly, and Authenticator App every 11 days. Most recently, Petromoc Card was updated on September 29, 2026 and Authenticator App on October 14, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*