# Merseyflow Quick Pay vs Process Capability Calculator

The clearest difference is in-app purchases: Merseyflow Quick Pay at none against Process Capability Calculator's 1. Merseyflow Quick Pay also leads on device support (3 vs 1). On price, update cadence, ads and iOS requirement there is nothing between them.

Both are free to download. Process Capability Calculator sells 1 one-off in-app purchase. Merseyflow Quick Pay asks for nothing beyond the download.

Merseyflow Quick Pay ships an update fortnightly, Process Capability Calculator every 2 weeks. The most recent releases landed on November 10, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Merseyflow Quick Pay | Process Capability Calculator |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 3.5% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Fortnightly** | Every 2 weeks |
| Monetization | Free | — |
| Size | 149 MB | 1 MB |
| Requires iOS | **15.0** | 16.6 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [EMOVIS OPERATIONS MERSEY LTD](https://appshunter.io/developer/1481465972) | [Steven Greenwood](https://appshunter.io/developer/6813071771) |

## What reviewers say

### Merseyflow Quick Pay

[App page](https://appshunter.io/ios/app/merseyflow-quick-pay/id1481465973)

Manage your toll road accounts and payments easily. Register for discounts, set up automatic payments, and pay for single crossings. Offers options for pre-pay and pay-as-you-go accounts.

**Highlights:** Manage accounts and payment plans, Apply for discount schemes, Set up pay-as-you-go accounts, Pay for one-off crossings, Register for discounts

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

**In-app purchases:** none

**What reviewers like**

- ✅ Simple registration process when it works
- 💳 Autopay functionality for regular users
- 📱 Convenient mobile payment option
- ⚡ Quick payment processing when functional

**What reviewers complain about**

- 🐛 App crashes and freezes frequently
- ❌ Cannot pay for crossings - core function broken
- 🔐 Login failures with valid credentials
- 💥 Recent updates broke existing functionality
- 📧 Confirmation emails not arriving

**Reported bugs**

- App crashes on splash screen or logo display
- Login fails with correct credentials
- Password validation differs between app and website
- Cannot add or update card details - error occurred while executing request
- Email verification codes not being sent

**Requested features**

- Apple Pay and Google Pay integration
- Multiple vehicle registration per account
- Push notifications for crossings and payment reminders
- Transaction history and receipt tracking
- Password autofill and biometric authentication


### Process Capability Calculator

[App page](https://appshunter.io/ios/app/process-capability-calculator/id6813071769)

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlock Full Version | $2.99 | one-time |


## Frequently asked questions

### Is Merseyflow Quick Pay free?

Merseyflow Quick Pay is free to download, with no in-app purchases.

### Is Process Capability Calculator free?

Process Capability Calculator is free to download, with in-app purchases available.

### Do Merseyflow Quick Pay or Process Capability Calculator have ads?

Neither Merseyflow Quick Pay nor Process Capability Calculator shows ads.

### Which is updated more often, Merseyflow Quick Pay or Process Capability Calculator?

Merseyflow Quick Pay ships an update fortnightly, and Process Capability Calculator every 2 weeks. Most recently, Merseyflow Quick Pay was updated on November 10, 2026 and Process Capability Calculator on October 31, 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.*