Free Dynamic QR — Dedicated domain: qrth.link

Create Free QR Codes
Print once, edit anytime

Supports URL, Wi-Fi, vCard, Event, SMS, Phone — Dynamic QRs (registered) editable forever, track every scan, customize colors + logo

ISO/IEC 18004 + EMVCo Static free, no signup 100 QR/user (Free) No expiry
Dynamic
Edit anytime
Color + Logo
Branding
Track Scans
Analytics
qrth.link
Dedicated

Generate your QR

PromptPay QR per Bank of Thailand EMVCo standard — scan to pay via any Thai bank/wallet app

Digits only — dashes/spaces auto-stripped

Register to unlock advanced features such as Dynamic QR Codes, advanced QR Code customization and frames.

Register

Where to use QR codes

6 popular use cases — restaurants, payments, events, business cards

Restaurant menu / Cafe

Print QR on tables — scan to view menu. Dynamic = update without reprinting.

Payments / PromptPay

Cross-bank payments at POS, markets, food trucks.

Wi-Fi sharing

Replace passwords — guests scan and auto-connect.

Digital vCard

QR on business cards — scan to save contact to phonebook.

Event registration

QR on flyers — scan to register, book queue, view schedules.

Product / Campaign URL

QR on packaging/ads — track real scan counts per channel.

Why Dynamic > Static QR

"Print once, use forever" — register for Dynamic free

Register to use Dynamic free

Change destination forever

Print on business cards once — update URL anytime, no reprint.

Real-time scan analytics

Track scans by time, country, device, browser — measure performance.

More secure

If destination is hacked, swap URL instantly — printed QRs stay valid.

qrth.link domain — smaller QR

qrth.link/xxxxx is shorter than shorturl.in.th/xxxxx → fewer QR modules → scannable from farther away

Frequently Asked Questions

Is it really free?

Static QR is 100% free, no signup. Dynamic QR is free after registration. No hidden fees.

Do my QR codes expire?

No expiry — both Static and Dynamic. Links work forever.

Will it work with real POS scanners?

Yes. Standard QR per ISO/IEC 18004 — scannable by all scanners, phone cameras, LINE, banking apps.

Smallest print size that works?

Minimum 2×2 cm on paper. 3×3 cm on glossy/plastic. Scan distance ~10× QR size.

Customize colors + add a logo?

Yes — colors + center logo, both Static and Dynamic. Recommend contrast > 4:1.

Track who scans my QR?

Only Dynamic QR can track — count, time, country, device, browser.

Start using QR Codes free now

No signup required — register to unlock Dynamic + Tracking