ROAMpay™ X5 vs Stax Pay
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
ROAMpay™ X5
Transform your phone or tablet into a mobile point of sale system. Accept various payment types, manage products, and customize receipts. This app enhances business management with features like biometric login and transaction history.
- Accept NFC/contactless payments and mobile wallets
- Store and Forward payment processing
- Biometric login for quick access
- Product catalog management
- Customizable receipts via email
- Record cash payments and issue refunds
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Start accepting payments on the go! ROAMpay X5 goes beyond enabling mobile payment acceptance, transforming your phone or tablet into a true mobile point of sale device. ROAMpay X5 is complete with all the tools you need to manage your business, including a product catalog and customized receipts. Reduce liability and qualify for lower transaction rates when used with any of Ingenico's E2E-encrypted secure mobile card readers. Accept in-store EMV transactions using our newest card readers, the Moby/8500 (PIN-enabled) and the Moby/5500. Legacy card readers including the Moby/3000, RP350x, RP457, RP450BT, RP757, and G4x/G5x are also supported. GETTING STARTED The application currently does not support signing up in-app. Please contact your merchant service provider or the Worldline help desk at https://worldline.com/en-us/home/main-navigation/git for your credentials or to partner with us. This application is free but requires that you have a merchant account. A demo account is available to view the different features of the application but cannot process transactions. To access this functionality, enter ‘demo’ as the username with any text as the password. APPLICATION FEATURES • Use biometrics to quickly log in to your merchant account and take payments even faster. You must have biometrics set up on your device and a single merchant account per device. • Accept NFC/contactless payments and mobile wallets using compatible readers. • Store and Forward support allows you to accept payments in areas of poor reception or restricted WiFi and process them later. * • QuickChip support - allows your customers to remove their EMV-chip cards earlier in the transaction process, shorting customer interaction time with the card reader. * • Configure tax, discounts, and tip for both cash and card transactions with custom set values, enabling additional income for front-line merchants and flexibility for your workflows. * • Record cash payments for a singular view of all sales and revenue. • Have customers sign right on your phone or tablet. • Swipe magstripe cards or key in card information to process all major cards. • Send customized receipts via email with your logo, message for your customers, and contact information. • Record transaction notes, invoice IDs, and custom reference values • Manage a catalog of products with photos, names, and prices. • Support for barcode scanning. • Issue refunds / voids for previous transactions. View previous transaction history, totals, and daily summaries. • Enterprise-ready and configurable to support merchants of all sizes. * Contact your service provider to confirm availability. For additional information, please visit the help center at https://grow.na.bambora.com/roam-developer/helpcenter
Stax Pay
This comprehensive payment processing toolset offers on-the-go business insights, cash flow management, and the ability to accept various payment types. It streamlines operations by allowing users to process refunds, send invoices, and manage customer data securely.
- Accept Visa, MasterCard, Discover, and American Express
- Process refunds and accept tips
- Send invoices and manage customer data
- Securely store payment methods
- Email receipts to multiple recipients
- PCI-Compliant tokenization
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Stax by Fattmerchant provides a flexible, scalable, all-in-one payments toolset so that you can move faster, think smarter, and make better decisions. The Stax Pay mobile app gives you powerful insights on-the-go, enabling you to spot trends, manage cash flow, and improve business performance wherever you happen to be. And, of course, you or your team can accept payments, process refunds, invoice customers, and much more all without having to download a separate app. With Stax Pay you can: - Swipe EMV chip cards with our optional bluetooth Stax mobile reader - Accept Visa, MasterCard, Discover, and American Express - Accept tips, apply discounts, and issue refunds - Key-in, swipe, dip, or photo capture card details - Email receipts to multiple customers and internal staff - Securely store payment methods for future transactions - Automatically sync payments and data to the Stax platform - Receive deposits to your bank account automatically on the next business day - Manage customers in real-time and send invoices, update contact information, and add new payment methods - Stay protected from liability with PCI-Compliant tokenization technology for managing credit card information The Stax Pay mobile app is all you need to run and grow your business, wherever you happen to be. We hope you’ll give it a try!
Screenshots
Verdict
The clearest difference is rating: ROAMpay™ X5 at 2.6 against Stax Pay's 2.1. ROAMpay™ X5 also leads on iOS requirement (13 vs 17.6). On price, review sentiment, ratings volume and update cadence there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
ROAMpay™ X5 holds the better App Store score, 2.6 against 2.1. Both are backed by a comparable volume of ratings — 15 and 27 respectively. Written reviews complicate that: 32% of ROAMpay™ X5's written reviews are positive against 36% of Stax Pay's, so the app with the better star average is not the one people write more warmly about.
ROAMpay™ X5 ships an update every 6 weeks, Stax Pay monthly. The most recent releases landed on September 30, 2026 and October 29, 2026 respectively.
| Parameter | ROAMpay™ X5 | Stax Pay |
|---|---|---|
| Price | Free | Free |
| Rating | 2.6 (15 ratings) — better | 2.1 (27 ratings) |
| Positive reviews | 31.7% of reviews | 36.4% of reviews — better |
| Number of ratings | 15 | 27 — better |
| Update frequency | Every 6 weeks | Monthly — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 13 — better | 17.6 |
| Further details — not scored | ||
| Size | 15 MB | 232 MB |
| Age rating | 4+ | 4+ |
| Developer | ROAM Data | Fattmerchant Inc. |
Customer experience
ROAMpay™ X5
Stax Pay
Bugs and requests
ROAMpay™ X5
Reported bugs
25 issues- Application doesn't save settings
- Logs out too often
- Crashed 3 times with one client, multiple charges submitted
- Card reader stopped working after iOS update
- App no longer detects card reader after update
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- 5 min per credit card transaction, stalls processing
- Issues with adding inventory
- New update changed inventory listing order
- Card reader not working on new iPhone SE
- Card reader broken after iOS 9.1 update
- Email server routinely fails
- Servers crashed, no funds received for credit charge
- Card swipe stopped working
- Cannot login through the app
- Login-in won't work on APP
- Cannot get a total under current batch
- Finger signature or pen not picked up
- Cannot sign in landscape mode
- Company cannot change original address
- No place to enter customer phone number for text receipt
- Chargeback requires forging paper receipt
- Some cards not swiping
- Cannot access photos on iPad, black screen
- App crashes in the middle of transaction
- Software problems after update, not charging cards
Requested features
15 requests- Option to adjust automatic log out time
- Option to change tip before signature order
- Ability to type in tip amount
- Slider for tip to go up to 100%
- Four digit pin for always opening the app
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- Ability to personalize the app for business
- Option to turn off additional notes
- Item list option for receipts
- History report for each day/show
- Customer detail reminder on receipt
- Signatures in landscape mode
- Manual batch settlement
- App for iPad
- Approval for refunds by admin
- One report for all account activity
Stax Pay
Not enough reviews yet to summarise bugs or requests.
In-app purchases
ROAMpay™ X5
No in-app purchases
Stax Pay
No in-app purchases







