Mocksyy

Wireframes & mockups · Linux

The app designer's sketchbook, coming to the Linux desktop.

$29.99, paid once In development

One-time purchase · No monthly subscription · Yours to keep

· Sovereign local files
· Zero accounts or login
· 100% Offline operation
· Zero telemetry tracking

The Experience How it lives under your hands

A native wireframe and mockup studio for Linux desktops. Create app layouts, screen flows, and interactive mockups with a dedicated 200+ control library. Built natively with Slint and GTK for low memory consumption and instant launch times.

The Guarantees Why this software is different

01 Sovereignty

Your work stays on your device.

Every photograph, document, note, and workout stays strictly on your local disk. We never hold your work hostage behind an account, a cloud server, or a proprietary database.

02 No Rent

Bought once, yours forever.

We reject subscription models. When you purchase Mocksyy, you own your license outright with no monthly bills, no sudden access revocations, and no recurring price increases.

03 Quiet

Zero tracking, zero noise.

No analytics SDKs, no behavioral telemetry, no advertising trackers, and no unsolicited notifications. The tool opens when you need it and leaves you alone when you do not.

Anatomy & Craft Technical ledger

Platform Linux
Category Organize · Wireframes & mockups
Purchase Model $29.99, paid once (Perpetual single-user license)
Network Policy Strictly local · Zero outgoing network calls
Privacy Model Zero tracking, zero analytics, zero account registration
Studio Sequence 26 / SixTwelve Studio

Questions & Answers Clear facts before you buy

How much does Mocksyy cost?

Mocksyy costs $29.99 as a single one-time purchase. There is no subscription, recurring charge, or maintenance fee.

What devices does Mocksyy support?

Mocksyy runs natively on Linux. It is built with platform-native frameworks for high speed, low battery draw, and full offline reliability.

Where is my data and content saved?

Everything stays on your own device. Mocksyy saves all files, photographs, and records to your local disk or photo library. SixTwelve Studio runs no telemetry servers and never sees your content.

How do future updates work?

All maintenance updates, security patches, and feature additions for this major version are included with your initial purchase at no additional charge.

Shelves: Native tools for Linux