# Dart Charge vs ULEZ Checker

The clearest difference is review sentiment: Dart Charge at 47% against ULEZ Checker's 0%. Dart Charge also leads on ads (none vs shown) and monetization model (free vs ad-supported). ULEZ Checker's advantage is update cadence (every 2 days vs monthly) and iOS requirement (11.0 vs 15.0). On price, 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.

Dart Charge ships an update monthly, ULEZ Checker every 2 days. The most recent releases landed on October 30, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | Dart Charge | ULEZ Checker |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (3 ratings)](https://appshunter.io/ios/app/dart-charge/id1584373493/reviews)** | — |
| Number of ratings | **3** | — |
| Positive reviews | **46.7% of reviews** | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Monthly | **Every 2 days** |
| Monetization | **Free** | Ad-supported |
| Size | 29 MB | 40 MB |
| Requires iOS | 15.0 | **11.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 17+ | 17+ |
| Developer | [Conduent Inc.](https://appshunter.io/developer/1196955488) | [Black Sheep Media Ltd](https://appshunter.io/developer/1666260830) |

## What reviewers say

### Dart Charge

[App page](https://appshunter.io/ios/app/dart-charge/id1584373493)

Easily manage and pay for crossings on the Dartford and Thurrock bridges. This app allows both account holders and non-account holders to track journeys, receive payment reminders, and make secure payments.

**Highlights:** Pay for recent and upcoming crossings, Receive payment reminders, Secure payments with Apple Pay/Google Pay, Biometric login for account holders, Manage account details and vehicles, Contact support

**In-app purchases:** none


### ULEZ Checker

[App page](https://appshunter.io/ios/app/ulez-checker/id6476805318)

Easily check if your vehicle is compliant with London's expanded Ultra Low Emission Zone. Simply enter your vehicle's plate number to determine if you need to pay a daily charge. The app also features an interactive map to visualize the zone and check specific locations or postal codes.

**Highlights:** ULEZ compliance check by plate number, Interactive ULEZ zone map, Postal code zone lookup, Daily charge information, Vehicle emission standard guidance

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Dart Charge free?

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

### Is ULEZ Checker free?

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

### Do Dart Charge or ULEZ Checker have ads?

ULEZ Checker shows ads; Dart Charge does not.

### Which is updated more often, Dart Charge or ULEZ Checker?

Dart Charge ships an update monthly, and ULEZ Checker every 2 days. Most recently, Dart Charge was updated on October 30, 2026 and ULEZ Checker on October 7, 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.*