Create SMS QR Codes for Free
An SMS QR code opens the user's Messages app with a phone number and pre-filled message body, ready to send. Perfect for opt-ins, customer service, delivery updates, and any SMS-based workflow.
Why it works
Why use an sms qr code?
Opens Messages app pre-filled — no number to memorise
Ideal for SMS marketing opt-ins
Works on every phone without an internet connection
Higher open rates than email for urgent communications
What it is
What is an SMS QR Code?
An SMS QR code encodes an SMS URI containing a phone number and optional pre-filled message body. When scanned, the device opens the native Messages app with the recipient number and message ready to send — without the user needing to type anything. This is the most effective way to drive opt-ins for SMS marketing programmes from physical materials.
SMS has one property almost nothing else on this page can claim: it works on every phone sold in the last fifteen years, with no app to install and no data connection required. That makes an SMS code the right default whenever you can't be sure what's on the other end of the scan — a venue with patchy signal, an older phone, a market where smartphone penetration is uneven. It also means opt-in messages sent this way have an unusually clean audit trail: the pre-filled keyword the user sends back is a record of consent you didn't have to manually collect.
What it doesn't have going for it is richness. There's no formatting, no images, and a strict length before a message splits into multiple parts. For anything beyond a short opt-in or a one-line request, it's worth being honest that a messaging app with more room to work with — WhatsApp, in many markets — will serve the conversation better once it's actually started.
“SMS won't win on richness, but it's the one channel that works on a phone with no apps installed and no signal beyond the cell tower.”
See it in action
What happens when someone scans your sms qr code
Scan the code
Messages app opens
Number & text pre-filled
Getting started
How to create one, step by step
Enter the phone number
Include the country code (e.g. +44 for UK, +1 for US).
Pre-fill the message body (optional)
For opt-ins, pre-fill with a keyword like 'SIGNUP' or 'JOIN'.
Design and print
Place on packaging, print ads, or in-store displays.
Manage replies in your SMS platform
Replies go to your normal business SMS number.
In practice
Popular uses for an sms qr code
SMS marketing opt-ins on packaging
a pre-filled keyword like 'JOIN' turns a scan into a recorded, compliant sign-up.
Direct customer service lines
a text-first alternative for people who'd rather not call.
Appointment reminders
a link from a confirmation text back to easy rescheduling.
Delivery status enquiries
a fast way for a customer to ask 'where's my order' without hunting for a support number.
Event RSVPs
replying by text is lower-friction than filling out a form for a quick headcount.
SMS QR Code at a glance
0
numbers to memorise — Messages app opens pre-filled
No internet
required — SMS works over the cellular network
1 tap
from scan to a ready-to-send opt-in message
Any phone
works without installing an app
Getting it right
Best practices for sms qr codes
The code itself rarely goes wrong — how it's set up and where it's placed is what determines whether people actually use it.
Pre-fill a keyword for opt-in compliance
For marketing programmes, pre-fill the message body with your opt-in keyword (e.g. 'JOIN' or 'YES'). This creates an auditable consent record without the user having to type anything.
Include the country code in the phone number
Always format the number with country code (e.g. +44 for UK, +1 for US). Without it, the QR code will only work for users whose device is on the same country network.
Keep the pre-filled message under 160 characters
Standard SMS messages are 160 characters. If the pre-filled text exceeds this, it will be sent as a concatenated multi-part message which may cost the sender more or appear split on older devices.
Don't rely on SMS alone for rich content
SMS has no images, no formatting, and a hard length limit before messages split. Use it to start a conversation or capture an opt-in, then move detailed information to a follow-up message, a link, or a call.
Which type to use
Other QR types worth pairing with sms qr codes
Questions
Frequently asked questions about sms qr codes
Yes — SMS QR codes support both full international phone numbers and short codes.
Ready to create your sms qr code?
Free plan includes 3 dynamic QR codes and 500 scans/month.