# QASM Studio

> QASM Studio (iPhone/iPad app by Sungjun Kim.)

- Source: https://appshunter.io/ios/app/qasm-studio/id6764269090 (this page in markdown: same URL + `.md`)
- Developer: [Sungjun Kim](https://appshunter.io/developer/1602461985)
- Category: Education, Developer Tools
- Price: Free
- Age rating: 4+
- Requires: iOS 15.6 · 0 MB
- Languages: American English
- Released: 2026-04-28
- Data updated: 2026-05-17
- User reviews in markdown: https://appshunter.io/ios/app/qasm-studio/id6764269090/reviews.md

## What is QASM Studio?

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.


## Version history (last 1 release)

### 1.0 — 2026-04-28

No release notes.

## More apps by Sungjun Kim

- [relativistic balloon](https://appshunter.io/ios/app/relativistic-balloon/id1633566916)
- [game theories 1](https://appshunter.io/ios/app/game-theories-1/id6443715938)
- [game theories 2](https://appshunter.io/ios/app/game-theories-2/id6443716105)
- [relativistic velocity addition](https://appshunter.io/ios/app/relativistic-velocity-addition/id6443873136)
- [relativistic space travel](https://appshunter.io/ios/app/relativistic-space-travel/id6443974500)
- [Learning Hangul](https://appshunter.io/ios/app/learning-hangul/id6449379992)

All apps by Sungjun Kim: https://appshunter.io/developer/1602461985

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-05-17.*