---
title: "QASM Studio - Reviews, Revenue and Downloads in Japan | Apple App Store"
description: "QASM Studio brings quantum circuit simulation to your iPhone and iPad.  Write quantum programs in OpenQASM 2.0, the standard language used by Qiskit and IBM Quantum. The built-in state vector simulato"
---

# QASM Studio — Japan

![QASM Studio App Icon](https://is1-ssl.mzstatic.com/image/thumb/Purple211/v4/3d/a6/a5/3da6a532-327a-e127-71fe-f7091083b9e9/AppIcon-0-0-1x_U007epad-0-1-85-220.png/434x0w.png)

**Developer:** [Sungjun Kim](https://apptail.io/developer/sungjun-kim-wYd)
**Category:** Education
**Rating:** N/A (0 ratings)
**Price:** Free
**Bundle ID:** com.gametheories.qiskit
**Store:** Apple App Store
**Country:** Japan
**Version:** 1.0 (released 2026-04-28)
**Original Release:** 2026-04-28
**Languages:** English

**App Store Link:** [Download on Apple App Store](https://apps.apple.com/jp/app/app/id6764269090)
**AppTail Page:** [https://apptail.io/app/qasm-studio-lFlA/japan](https://apptail.io/app/qasm-studio-lFlA/japan)

## QASM Studio Description
QASM Studio brings quantum circuit simulation to your iPhone and iPad.

Write quantum programs in OpenQASM 2.0, the standard language used by Qiskit and IBM Quantum. The built-in state vector simulator runs entirely on your device — no internet, no server, no account required.

KEY FEATURES

- Native OpenQASM 2.0 editor with monospaced syntax
- Real-time circuit diagram — see your circuit as you type
- Local quantum simulator
- State vector view with mathematical notation
- Measurement results with probability distribution
- Quantum gates: H, X, Y, Z, S, T, CX, CZ, SWAP, Rx, Ry, Rz, U1, U2, U3 and more

INCLUDED TEMPLATES

- Bell State — quantum entanglement
- GHZ State — three-qubit entanglement
- Superposition — single qubit Hadamard
- Grover's Algorithm — quantum search
- Quantum Fourier Transform
- Deutsch's Algorithm — first quantum advantage
- Bernstein-Vazirani — hidden bitstring search
- Blank — start from scratch

PERFECT FOR

- Students learning quantum computing
- Qiskit users who want a mobile playground
- Anyone curious about quantum mechanics
- Quick experimentation away from your laptop

NO ACCOUNTS, NO TRACKING

QASM Studio works completely offline. Your code never leaves your device. No data is collected, no analytics, no advertising.

## QASM Studio Screenshots
- [Screenshot 1](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource221/v4/95/f9/7f/95f97ffb-c3dd-a5a6-9b5c-9009812a3982/Simulator_Screenshot_-_iPhone_17_Pro_Max_-_2026-04-28_at_17.44.10.png/1320x2868.png)
- [Screenshot 2](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource221/v4/9a/5e/8e/9a5e8e1e-96d3-528e-8fd9-b9b884d16bd0/Simulator_Screenshot_-_iPhone_17_Pro_Max_-_2026-04-28_at_17.44.27.png/1320x2868.png)
- [Screenshot 3](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource221/v4/67/6b/b1/676bb1b0-51e0-ea72-cbff-81d19125c91b/Simulator_Screenshot_-_iPhone_17_Pro_Max_-_2026-04-28_at_17.45.05.png/1320x2868.png)






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## QASM Studio Available In
- [Australia](https://apptail.io/app/qasm-studio-lFlA/australia)
- [Bulgaria](https://apptail.io/app/qasm-studio-lFlA/bulgaria)
- [Canada](https://apptail.io/app/qasm-studio-lFlA/canada)
- [Switzerland](https://apptail.io/app/qasm-studio-lFlA/switzerland)
- [Cyprus](https://apptail.io/app/qasm-studio-lFlA/cyprus)
- [Germany](https://apptail.io/app/qasm-studio-lFlA/germany)
- [Estonia](https://apptail.io/app/qasm-studio-lFlA/estonia)
- [Spain](https://apptail.io/app/qasm-studio-lFlA/spain)
- [Finland](https://apptail.io/app/qasm-studio-lFlA/finland)
- [United Kingdom](https://apptail.io/app/qasm-studio-lFlA/united-kingdom)
- [Ghana](https://apptail.io/app/qasm-studio-lFlA/ghana)
- [Greece](https://apptail.io/app/qasm-studio-lFlA/greece)
- [Ireland](https://apptail.io/app/qasm-studio-lFlA/ireland)
- [Israel](https://apptail.io/app/qasm-studio-lFlA/israel)
- [Japan](https://apptail.io/app/qasm-studio-lFlA/japan)
- [South Korea](https://apptail.io/app/qasm-studio-lFlA/south-korea)
- [Lithuania](https://apptail.io/app/qasm-studio-lFlA/lithuania)
- [Latvia](https://apptail.io/app/qasm-studio-lFlA/latvia)
- [Mexico](https://apptail.io/app/qasm-studio-lFlA/mexico)
- [Poland](https://apptail.io/app/qasm-studio-lFlA/poland)
- [Romania](https://apptail.io/app/qasm-studio-lFlA/romania)
- [Saudi Arabia](https://apptail.io/app/qasm-studio-lFlA/saudi-arabia)
- [Sweden](https://apptail.io/app/qasm-studio-lFlA/sweden)
- [Singapore](https://apptail.io/app/qasm-studio-lFlA/singapore)
- [United States](https://apptail.io/app/qasm-studio-lFlA/united-states)
- [South Africa](https://apptail.io/app/qasm-studio-lFlA/south-africa)

---

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