# Quota (Dualog) vs Data Usage

The clearest difference is review sentiment: Data Usage at 47% against Quota (Dualog)'s 2%. Data Usage also leads on update cadence (every 3 weeks vs every 2 months). Quota (Dualog)'s advantage is in-app purchases (none vs 2) and ads (none vs shown). On price, monetization model, device support and iOS requirement there is nothing between them.

Both are free to download. Data Usage sells 2 in-app purchases, starting at $1.99 per month. Quota (Dualog) asks for nothing beyond the download.

Quota (Dualog) ships an update every 2 months, Data Usage every 3 weeks. The most recent releases landed on September 20, 2026 and September 22, 2026 respectively.

## The numbers

| Metric | Quota (Dualog) | Data Usage |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.4 (1.2K ratings)](https://appshunter.io/ios/app/data-usage-cellular-tracker/id1248732517/reviews)** |
| Number of ratings | — | **1.2K** |
| Positive reviews | 2.4% of reviews | **46.6% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 2 months | **Every 3 weeks** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 47 MB | 41 MB |
| Requires iOS | **16.4** | 17.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Dualog AS](https://appshunter.io/developer/1139734651) | [HungChun Lai](https://appshunter.io/developer/736005087) |

## What reviewers say

### Quota (Dualog)

[App page](https://appshunter.io/ios/app/quota-dualog/id1139734652)

This app allows ship crew to manage their onboard internet access. It provides real-time usage tracking, allows purchasing additional data, and offers data-saving features for a fair and user-friendly experience.

**Highlights:** Real-time data and time usage tracking, Cross-device internet access management, In-app data top-ups, Data-saving alerts and tips, Automatic ship Wi-Fi detection for login, Daily breakdowns by carrier

**Features:** macOS Compatibility

**In-app purchases:** none


### Data Usage

[App page](https://appshunter.io/ios/app/data-usage-cellular-tracker/id1248732517)

Monitor your cellular data usage with this intuitive app. It helps you avoid expensive overage charges by providing real-time tracking, customizable alerts, and clear statistics. Manage multiple plans and understand your data consumption to save money.

**Highlights:** Home Screen Widget, Smart Data Tracking, Real-Time Network Speed Monitor, Multiple Plan Support, Usage Statistics Charts, Data Usage Alerts

**Features:** Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Monthly | $1.99 | per month |
| Premium Yearly | $9.99 | per year |

**What reviewers like**

- 👍 Simple and easy to use
- 🚀 Provides real-time data usage
- 💡 Helpful for tracking data limits

**What reviewers complain about**

- 🐛 Inaccurate data tracking
- 🔒 Privacy concerns with clipboard access
- 🔋 High battery consumption due to ads

**Reported bugs**

- App fails to update data usage correctly
- Unable to save or load data plan settings
- Compatibility issues with newer iOS versions

**Requested features**

- Add ability to track hotspot data usage
- Provide data usage alerts and notifications
- Allow setting decimal values for data limits


## Frequently asked questions

### Is Quota (Dualog) free?

Quota (Dualog) is free to download, with no in-app purchases.

### Is Data Usage free?

Data Usage is free to download, with in-app purchases available.

### Do Quota (Dualog) or Data Usage have ads?

Data Usage shows ads; Quota (Dualog) does not.

### Which is updated more often, Quota (Dualog) or Data Usage?

Quota (Dualog) ships an update every 2 months, and Data Usage every 3 weeks. Most recently, Quota (Dualog) was updated on September 20, 2026 and Data Usage on September 22, 2026.

---

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