Comments
>log in to comment
In under five minutes you can replace a PIN screen with an emoji‑based login using VizAuth’s drop‑in SDK. We built it to give developers a simple, secure way to authenticate kids, seniors, kiosks and TVs without keyboards, using salted server‑side hashing and progressive lockout. Let me know what works and what could be better 😊
More Code tools →80 free dev tools →
- Replace PINs and SMS codes with emoji‑based authentication
- 1.36 B+ lite combinations and 32.6 B+ pro combinations
- Integration time under 60 seconds
- Server‑side PBKDF2‑SHA‑256 cryptography with unique salts
- Designed for K‑12 EdTech, seniors, kiosks, and gamified 2FA
VizAuth provides an emoji-based visual authentication SDK with server-side hashing and progressive lockout.
- for
- K-12 EdTech, senior-tech, kiosk/TV, POS, and gamified 2FA apps.
- pricing
- freemium
Key features
- Emoji code modes — Lite (1.36 B combos) and Pro (32.6 B combos) generate memorable emoji passwords.
- Server-side cryptography — PBKDF2-SHA-256 with 210 k rounds and unique salts, no plaintext storage.
- Progressive rate limiting — Automatic lockout escalation (5-15-30-60 min) limits guessing to ~72 attempts/day.
- Zero-trust widget — API keys stay on the backend; the client widget never sees secret keys.
- React & React-Native widgets — Drop-in components for web and mobile (Expo) integration.
- Verification logs & webhooks — Every verification is logged and can be delivered via signed webhooks.
Use cases
- Replace PINs in K-12 classroom apps with memorable emoji codes.
- Provide accessible login for seniors using large, friendly emoji buttons.
- Enable password-less refunds on kiosks, smart TVs, or POS terminals.
- Add cheap, SIM-swap-immune 2FA to gaming platforms.
VizAuth pricing
- Free$0/month1,000 verifications/month · No credit card required · Lite & Pro modes
- Pro$49/month25,000 verifications/month · Billed monthly or annually · Same features as Free
- Scale$199/month100,000 verifications/month · Billed monthly or annually · Same features as Free
VizAuth vs alternatives
 VizAuth |  Better Auth |  SuperTokens |  Firebase | |
|---|---|---|---|---|
| Best for | Emoji-code authentication for low-keyboard devices | TypeScript auth framework | Web & mobile passwordless | All-in-one app backend |
| Pricing | Freemium | Free | Free | Subscription |
| DevHunt upvotes | 1 | 0 | 0 | 0 |
| Launched | Nov 2026 | — | — | — |
- VizAuth vs Better Auth: Open-source authentication framework for TypeScript, not focused on visual emoji codes.
- VizAuth vs SuperTokens: Open-source auth for web/mobile with passwordless options, but no built-in emoji visual flow.
- VizAuth vs Firebase: Full app platform with many services; includes auth but not specialized visual authentication.
VizAuth FAQ
Am I paying per user or per verification?+
Plans are based on live verification requests, including failures; seats or active users are not counted.
Does annual billing increase my monthly allowance?+
No. Annual billing only changes the payment schedule; quotas stay the same.
What happens when I reach my monthly limit?+
The API rejects further live verification requests until the next calendar month; there are no automatic overage charges.
Is the Pro authentication mode only on the Pro plan?+
No. Both Lite and Pro modes are available on every tier, including the Free plan.
How do I manage billing or upgrade?+
Use the Developer Console’s Plan & usage section; paid subscriptions are handled via Stripe.
Can I get an enterprise or OEM license?+
Yes, contact security@vizauth.com for custom volume, district-wide, or OEM terms.
Summarized by DevHunt from vizauth.com · Nov 14, 2026. Details may change; check the official site.
