Privacy-first mobile app studio
MarcX Studio
MarcX Studio builds focused mobile products with clear utility, fast interfaces, and privacy-first defaults.
wallet
RooCards
RooCards keeps store cards, loyalty cards, membership cards, barcodes, and QR codes ready in an iPhone-first wallet, with a basic Android version available.
Spelling Practice App
Snap Spell
Use this localized page to understand the same RooCards workflow in your language.
feature
NumListen
Use this localized page to understand the same RooCards workflow in your language.
feature
Auto Ducking
Use this localized page to understand the same RooCards workflow in your language.
wallet
RooCards
RooCards keeps store cards, loyalty cards, membership cards, barcodes, and QR codes ready in an iPhone-first wallet, with a basic Android version available.
- Use one wallet for store cards, rewards cards, membership cards, barcodes, QR codes, and occasional passes.
- Open the right card quickly when you are at checkout, checking in, or showing a membership code.
- card import: screenshots
Spelling Practice App
Snap Spell
Use this localized page to understand the same RooCards workflow in your language.
- Start with the cards you use most often, name them clearly, and keep the important ones easy to open.
- Open the right card quickly when you are at checkout, checking in, or showing a membership code.
- RooCards keeps the card-wallet job lightweight, with no required login before you can start.
feature
NumListen
Practice hearing English numbers and typing the digits. Train teen vs ty, phone numbers, prices, dates, codes, decimals, and percentages in NumListen.
- Start with the cards you use most often, name them clearly, and keep the important ones easy to open.
- Open the right card quickly when you are at checkout, checking in, or showing a membership code.
- RooCards keeps the card-wallet job lightweight, with no required login before you can start.
feature
Auto Ducking
Use this localized page to understand the same RooCards workflow in your language.
- Open the right card quickly when you are at checkout, checking in, or showing a membership code.
- RooCards keeps the card-wallet job lightweight, with no required login before you can start.
- Contact MarcX Studio for RooCards support, feature requests, privacy questions, or general feedback.
MarcX Studio
Focused mobile apps
MarcX Studio builds focused mobile products with clear utility, fast interfaces, and privacy-first defaults.
Focused mobile apps
MarcX Studio builds focused mobile products with clear utility, fast interfaces, and privacy-first defaults.
privacy-first
RooCards keeps the card-wallet job lightweight, with no required login before you can start.
feature
Open the right card quickly when you are at checkout, checking in, or showing a membership code.