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Percept

Privacy Policy

Last updated November 8, 2026

Overview

Percept is a Mac app made by Horizon Designs LTDA (“Horizon”, “we”, “our”). It switches between your cameras as you turn your face and sends the result to your video apps as Percept Camera.

Your video never leaves your Mac. Percept has no analytics, no advertising and no third-party SDKs. The only server it talks to is ours, to activate and renew your license.

Your cameras and your face

Percept reads the cameras you choose, on your Mac, to tell which way your face is turned. It uses Apple’s Vision framework on the device. Frames are kept in memory only long enough to choose the camera on air, then discarded: Percept does not record, store or upload video, images or face data.

The video your apps receive from Percept Camera goes to Zoom, Google Meet, OBS or whichever app you choose, under that app’s own terms and privacy policy.

What Percept stores on your Mac

  • Your camera setup: which camera is on the left, in the center and on the right, and which one reads your face
  • Your calibration and settings
  • Your license, in the macOS Keychain. It holds your email, your plan, its status and renewal date, and a random device identifier created by Percept.

None of this is sent to us, except the license and the device identifier when Percept renews your license.

Activation and your license

When you sign in, Percept sends your email and language to our activation server (license.horizondesigns.com.br). The server checks with Paddle that this email has a purchase or an active trial and, if it does, emails you a 6-digit code.

To finish, Percept sends the code, its random device identifier and the name of your Mac. The name is used only for that request and is not stored. The server replies with a signed license, which Percept keeps in the Keychain and checks offline. From time to time Percept renews it, sending the license and the device identifier.

What the server keeps:

  • Each code, only as a keyed hash, for 10 minutes and for a single use
  • Rate-limit counters keyed by hashed emails and IP addresses, for at most a day

Its logs record only the outcome of each request, never your email, code, license, IP address or device. We don’t keep a separate customer database: your purchase record lives at Paddle. The server runs on Vercel and keeps its short-lived data in Upstash.

Purchases

Paddle.com is the merchant of record for Percept orders. Paddle processes your payment details, billing address and taxes under its own privacy policy, and we never see your full card details. Paddle shares order details with us, such as your email, country, plan and amount, which we use for your license, support and refunds.

Emails

Activation codes are sent on our behalf by Resend, which processes your email address to deliver them. If you write to us, we use your email only to reply.

This website

percept.horizondesigns.com.br does not use cookies, analytics or tracking. If you turn the sound on, the site remembers that choice in your browser’s local storage, and it is never sent anywhere. The site is hosted by Vercel, which keeps standard server logs, such as IP addresses, for security and operations.

When the checkout opens, the payment form is provided by Paddle, which may use cookies to process the payment securely and prevent fraud.

The activation page (/activate) reads the email and code from its own link to show them to you. It sends nothing.

Your rights

Under the Brazilian LGPD (Lei Geral de Proteção de Dados) and similar laws elsewhere, you can ask which personal data we hold about you and ask us to correct or delete it. Write to hello@horizondesigns.com.br. For order and payment data, you can also contact Paddle at paddle.net.

Children

Percept is not directed at children under 13, and we do not knowingly collect information from children.

Changes

If Percept’s handling of data changes, we will update this policy and the date above before that version is released.

Contact

Horizon Designs LTDA
São Paulo, Brazil
hello@horizondesigns.com.br