It depends on the tag. You’ll find two common options on Walmart.com:

• No app needed: QR code and/or NFC tags that let anyone scan or tap to view your pet’s online profile and contact details. These typically open in a mobile browser.
• App-enabled: Some smart tags can pair with an app for added features, such as sending lost-and-found alerts to your phone or the community.

Both styles can be effective, and the best fit usually comes down to how simple or feature-rich you want the experience to be. Review each product’s description for phrases like “no app needed,” “QR/NFC,” or “pairs with app,” since features can vary by tag.

They make it easy for a finder to contact you quickly. Here’s how it generally works:

• Scan or tap: A smartphone scans the QR code or taps the NFC icon on your pet’s tag.
• View profile: The finder sees your pet’s online profile with contact details you’ve added.
• Reach out: They can call or message using the info provided. Some tags also offer scan alerts or a location reference from the scan, depending on the product.

This approach doesn’t usually require special apps to access your pet’s info, though some tags may offer optional app features. Always check the product page for specifics like “real-time scan alerts” or “location alert,” since capabilities vary.

Clear, easy-to-use contact details can help speed up a safe return. Consider:

• Pet’s name: Helps the finder address your pet calmly.
• Primary phone number: Use a number you’re likely to answer.
• Backup contact: A second phone or email can be helpful.
• City and state: Provides context without sharing your full address.
• Optional note: “Microchipped” or a brief care note can be added if space allows.

If you choose a smart tag with QR/NFC, you can usually expand details in the online profile (and update them later) without crowding the physical tag. Check the product description for character limits or “update profile anytime” features.

Match the tag to your pet’s collar and daily routine:

• Size: Many tags list sizes (e.g., S–L). Compare your pet’s size and the collar width to the product’s dimensions. Larger pets often do well with bigger, easier-to-read tags.
• Attachment: Hanging tags use a split ring and are easy to move between collars. Slide-on tags thread onto the collar for a low-profile, quiet fit.
• Material: Stainless steel or similar metals offer a rigid, classic feel. Silicone options are lightweight and can reduce jingling.

Review each item’s sizing details and photos on Walmart.com to confirm compatibility with your collar style and your pet’s activity level.

There are a few low-noise options you can consider:

• Silent silicone tags: Flexible designs help reduce jingling while still displaying your pet’s info.
• Slide-on tags: These sit flat against the collar rather than swinging, which can minimize sound.
• Tag silencers: Some accessories fit around a traditional metal tag to soften clinking against other hardware.

All of these options are available in different shapes and sizes on Walmart.com. Look for terms like “silent,” “no noise,” or “slide-on” in the product description. Results can vary based on your pet’s activity and collar hardware, so choose the style that fits your routine best.