Kizuna

Ninja action-platformer · iOS, iPhone Duo

A ninja action-platformer across eight feudal stages to rescue the one you lost. Tight controls, razor-sharp combat.

$4.99, paid once In development

One payment

· Files stay on the device
· Works offline

The Experience How it lives under your hands

Guide Jin through eight hand-crafted stages across feudal Japan. Switch between Wind, Fire, and Void stances, deflect enemy blades with precision parries, and master responsive touch controls built specifically for iPhone. A complete retro action game with no ads or microtransactions.

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 Kizuna 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, iPhone Duo
Category Play · Ninja action-platformer
Purchase Model $4.99, 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 21 / SixTwelve Studio

Continuous Feedback Loop

Shaped through your daily hands.

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

Leave note on Kizuna →

Questions & Answers Clear facts before you buy

How much does Kizuna cost?

Kizuna costs $4.99 as a single one-time purchase. There is no subscription, recurring charge, or maintenance fee.

What devices does Kizuna support?

Kizuna runs natively on iOS, iPhone Duo. 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. Kizuna 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: Games for iPhone