Digital perforation gauge Photograph a stamp and the app measures its perforation. For Czechoslovak, Slovak and Czech issues it also suggests which catalogue variant it most likely is. Visual search in your collection Find similar items from a photo — useful both for identification and for comparing varieties. Personal details in your account You can now edit your name and phone number directly in the app. A faster checkout Your address and phone are pre-filled from your account and kept when you step back, and you can sign in with Apple or Google along the way. Credit and cashback always at hand Your store credit and the cashback you are about to earn now appear in the cart every time, no matter how you got there. Also: a new launch screen, clearer messages and a number of small fixes.