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QR Code 42
The Answer to Life, the Universe, and Your Marketing ROI
"Don't Panic" - Built for small businesses who track every dollar.
"Your competitors are still guessing. You'll know."
Track ROI from your TV spots, newspaper ads, and business cards. Made for local businesses who can't waste money on ads that don't work.
Trusted by 2,500+ Small Businesses
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4.8/5 stars on Capterra
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Scanned & Hardened (Mar 2026)
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Create unique QR codes for each campaign. See exactly which channels bring customers to your door.
Display a QR code in your commercial and track how many viewers take action.
Compare magazine ads, newspaper spots, and direct mail effectiveness.
Link to your landing page and track who scans your card after meetings.
Add QR codes to packaging for instructions, support, or exclusive offers.
Create beautiful "link-in-bio" style landing pages for your business cards. When someone scans your QR code, they see all your important links in one place - and you see exactly which links they click.
Licensed & Insured | 24/7 Emergency
Set up in 60 seconds. No developers, no consultants, no enterprise nonsense.
Enter your URL or create a landing page. Customize colors and add your logo.
Print it on business cards, add to commercials, or include in any advertisement.
See which commercials drove customers and which ads flopped. Stop wasting money on marketing that doesn't work.
See how QR Code 42 helps businesses track their marketing ROI
"We put QR codes on our business cards and found out our local radio ads drove 3x more customers than expected. Worth every penny!"
"Finally stopped wasting money on ads that don't work. Now I know exactly which newspaper and TV spots bring in calls."
"We used QR codes on our mailers and window posters. Tracked over 200 scans in the first month—no tech person needed, just me and my phone!"
Real owners, real budgets, real results—no enterprise fluff
Phoenix, AZ
"We were spending $2,400/month on local newspaper ads and radio spots. After adding unique QR codes to each campaign, we discovered newspaper ads had 8x lower ROI than radio."
Result: Shifted budget to radio ads and business cards with QR codes. Saved $1,200/month while getting 40% more leads.
Portland, OR
"We had business cards, a local radio spot, and flyers. Couldn't figure out what was working. Added QR codes to everything and were shocked to find business cards drove 3x more traffic than our expensive radio ads."
Result: Cancelled radio, ordered 5,000 more business cards. ROI increased 280%.
Newark, NJ
"We put QR codes with 20% off coupons in the local pennysaver magazine and on our takeout boxes. Thought the magazine would crush it. Wrong. Takeout boxes got 40% more redemptions than the expensive magazine ad."
Result: Cancelled the magazine, printed better QR codes on boxes and receipts. Coupon redemptions up 40%, saved $800/month on ads.
Stop guessing. Start tracking. Know exactly what works for your business.
Find Out What's Working FreeJoin the 347 businesses who upgraded this week. No credit card required to start.
Start free. Upgrade when you need more. No hidden fees or surprises.
Perfect for growing businesses who want to track every ad
Create a static QR code instantly. No signup required.
Want tracking, analytics, and editable codes? Create a free account.
Join thousands of small businesses who finally know which ads, cards, and campaigns actually bring customers through the door.
No credit card required. Free plan available forever.