We focus on privacy, clarity, and control so people can share their status confidently on their own terms.
STI results 
Redesigned for Sharing STI results Redesigned for Sharing
Private STI results sharing. Smart reminders. Educational AI support. All in one app.
No need to get re-tested. Upload an existing PDF or a provider link of your STI results. Both options turn your STI results into a verified Rezults you can share privately and control at any time.
100% Encrypted & Secure
Data Security & Privacy You Can Trust.
Zults is built to rigorous security standards trusted by healthcare providers, with encryption for private data in transit and at rest.
We prioritise secure processing and storage of private information, and follow GDPR principles so data is only shared when essential and permissioned.
We maintain ISO 27001 certification, the international standard for information security, with regular independent external audits.
Share directly with another Zults user, add context, and choose what to show. Learn more >Learn more >
Create short-term or long-term links in seconds, including Touch Share and Pin QR options. Set expiry and revoke access any time. Learn more >Learn more >
Your Toolkit Sexual Health Your Toolkit Sexual Health
Save your verified Rezults card to Apple Wallet or Google Wallet for fast, confident sharing. Learn more >Learn more >
Send a nudge to someone to get tested. It takes the pressure out of difficult conversations. Learn more >Learn more >
Share Privately
Pre-set bubble chats with clear call to actions to request, receive, share and stop sharing Rezults, all in one private thread. Learn more >Learn more >
You decide who sees your Rezults, for how long, and you can revoke access whenever you want.
Privacy is our priority. End-to-end encrypted Rezults sharing.
Meet Rez
Answered Questions
1. What is Zults?
Zults is a sexual health app that turns your STI test results into a verified, shareable credential called "Rezults." Share securely with partners via chat, link, QR code, NFC tap, or even add to your Apple/Google Wallet - all on your terms.
2. Can I share with someone that don't have Zults?
Yes! TouchPhone (NFC tap) and ShareLink both work without the receiver needing the app. They'll see your verified Rezults on a secure webapp page.
3. Is Zults free to download?
Zults offers a free tier with core features. Zults Premium unlocks additional features like extended link durations, advanced sharing options, and priority support. Monthly: £1.99/month. Annual: £14.99/year (best value).
4. Is my data secure?
Absolutely. Zults uses end-to-end encryption and strict data privacy protocols. You control exactly who sees your Rezults and can revoke access at any time.
5. Do I need to verify my identity?
Yes, for sharing features. Zults uses ID + selfie verification to ensure Rezults belong to the right person. This protects you and anyone you share with.
6. Which providers can I use with Zults?
Click here to see the list of providers that offer direct link integration. For all other providers, you can upload a PDF of your results. We're adding more partner providers - request yours at contact@myrezults.com