Stackker

Falling blocks · iOS, iPadOS, macOS, watchOS

The falling-block game you know, with one new idea: every line you clear is kept as a picture of your game. Free, coming soon.

Free In development

One payment

In Development · Join Launch Notice ↓

· Files stay on the device
· Works offline

The Experience How it lives under your hands

Every line you clear is saved in order and becomes your Layers picture: tidy play makes clean bands, messy rescues show up grey. Play Classic, 40 Lines, 3 Minutes, Relax, a Daily Game with the same pieces for everyone, seven more ways to play, and Versus against the computer, a friend on one iPad, or up to three people online. One-thumb controls on iPhone, the Digital Crown on Apple Watch, the keyboard on Mac. Free, with no ads and no tracking.

The Guarantees Why this software is different

01 On the device

Your work stays on your device.

Photographs, documents, and notes stay on the device.

02 Price

One payment.

Buying Stackker is a single payment. There is no monthly bill.

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 iOS, iPadOS, macOS, watchOS
Category Play · Falling blocks
Purchase Model Free (Perpetual single-user license)
Authored Looks Layers · Your game, as a picture
Engine & Pipeline SwiftUI · iPhone, iPad, Mac & Apple Watch · Game Center · SharePlay
Network Policy Strictly local · Zero outgoing network calls
Privacy Model Zero tracking, zero analytics, zero account registration
Studio Sequence 35 / SixTwelve Studio

Continuous Feedback Loop

Shaped through your daily hands.

We refine Stackker continuously from user observations. If you encounter friction or envision an improvement, transmit an observation straight to the builder.

Leave note on Stackker →

Questions & Answers Clear facts before you buy

How much does Stackker cost?

Stackker is completely free. There are no paid tiers, advertisements, or hidden in-app purchases.

What devices does Stackker support?

Stackker runs natively on iOS, iPadOS, macOS, watchOS. 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. Stackker 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 apps for the Mac ·Games for iPhone