# Logic Circuit Simulator

> Mobile application for simulating digital logic circuits with various components. (iPhone/iPad app by Ali Mert TUFEKCI.)

- Source: https://appshunter.io/ios/app/logic-circuit-simulator/id1554116346 (this page in markdown: same URL + `.md`)
- Developer: [Ali Mert TUFEKCI](https://appshunter.io/developer/1483311309)
- Category: Utilities, Education
- Price: $2.99
- Rating: 3.44/5 from 45 App Store ratings · 19 written reviews indexed
- Age rating: 4+
- Requires: iOS 12.0 · 106 MB
- Languages: English
- Released: 2021-02-18
- Data updated: 2026-06-27
- Monetization: free
- User reviews in markdown: https://appshunter.io/ios/app/logic-circuit-simulator/id1554116346/reviews.md

## What is Logic Circuit Simulator?

Simulate your logic circuits through Qualsimm Logic Circuit Simulator Mobile app.
Easy to use.
The Best and Free Logic Circuit Simulator App.
This application is very useful for all engineering students and engineers.
List of available components:

AND gate
OR gate
NOT gate
NOR gate
NAND gate
XOR gate
XNOR gate
BUFFER gate
One Bit Monitor
Toggle Button
D Flip-Flop
T Flip-Flop
SR Flip-Flop
JK Flip-Flop
Low Constant
High Constant
Clock
4x1 Multiplexer
4x1 Demultiplexer
BCD to Seven Segment Decoder
Seven Segment Display
8x8 Led Matrix Display

## Key features

- Logic gate simulation
- Flip-flop simulation
- Display components
- Circuit design
- Component library

## Recent user reviews (10 of 19)

All indexed reviews: https://appshunter.io/ios/app/logic-circuit-simulator/id1554116346/reviews.md

### 1/5 — I can’t figure out how to use this

*2026-05-17*

Trying to create a logic gate circuit, but I can’t find menu tools to add anything.  There’s a pencil and a line tool, but neither seem to do anything

### 2/5 — Naja

*2025-02-23, version 1.2.9*

Hat die Standart Sachen drin, man kann keine Blueprints machen, nicht mehrere Sachen kopieren oder mehrere Sachen an ein Input hängen… So Kleinigkeiten, die das ganze ausmachen.

### 2/5 — Ads

*2023-12-09*

I cant even click on my screen before I get an ad. If you don’t want to spend your money on a game with ads, don’t buy it.

**Developer response:** Thank you for your feedback. Based on your feedback, I have removed all ads on  my app. Thank you for using my app. Have a nice day.

### 1/5 — Has ads after purchase

*2023-12-05*

This app still has ads after purchase.  Sometimes there’s no ad, but there’s still a blank space at the bottom taking screen space from the app.  This app isn’t even worth $1.  I’d refund if I could

**Developer response:** Thank you for your feedback. Based on your feedback, I have removed all ads on  my app. Thank you for using my app. Have a nice day.

### 1/5 — Terrible

*2023-01-29*

Even as a paid service, there are a ton of ads and so many features missing.

**Developer response:** Thank you for your feedback. Based on your feedback, I have removed all ads on  my app. Thank you for using my app. Have a nice day.

### 1/5 — Paid for app and theres ads

*2022-12-31*

Paid for app and there's ads. That is not cool

**Developer response:** Thank you for your feedback. Based on your feedback, I have removed all ads on  my app. Thank you for using my app. Have a nice day.

### 3/5 — Please add custom components like Logisim

*2022-12-23*

Great app that is held back by its simplicity

### 1/5 — Not free but paid and still full off adverts. Awkward to use

*2022-11-09*

The app uses far too many long and stupid gambling adverts it is also very awkward to use.

**Developer response:** Thank you for your feedback. Based on your feedback, I have removed all ads on  my app. Thank you for using my app. Have a nice day.

### 1/5 — Contains annoying ads

*2022-10-28*

The app seems to work as intended, but contains annoying ads and the app refuses to start without an internet connection. The developer should at least write in the description that it contains ads especially because it’s not a free app.

**Developer response:** Thank you for your feedback. Based on your feedback, I have removed all ads on  my app. Thank you for using my app. Have a nice day.

### 1/5 — Craps

*2022-07-02*

Craps no components at all when create! Idiot

## Frequently asked questions about Logic Circuit Simulator

### What can I do with this logic circuit simulator app?

This app allows you to design and simulate digital logic circuits directly on your mobile device. You can experiment with various logic gates, flip-flops, and display components to test circuit functionality.

### What components are available in the app?

The app provides a comprehensive list of components including AND, OR, NOT, NAND, NOR, XOR, XNOR gates, buffers, various flip-flops (D, T, SR, JK), constants, clocks, multiplexers, demultiplexers, and display modules like Seven Segment and LED Matrix.

### Is this app free to use?

Yes, this application is completely free to use. It does not have any in-app purchases or advertisements, making it a cost-effective tool for learning and practicing.

### Who is the target audience for this logic circuit simulator?

The app is specifically designed for engineering students and professional engineers. It serves as a valuable tool for understanding digital logic principles and for testing circuit designs.

### What are the common use cases for this app?

Common use cases include learning about digital logic gates and their behavior, designing and testing combinational and sequential circuits, and visualizing the output of logic circuits for educational purposes or quick prototyping.

## Version history (last 5 releases)

### 1.3.0 — 2025-02-26

UI Improvements.
JK Flip Flop Algoritm Improved.

### 1.2.9 — 2022-06-18

Minor bugs were fixed.

### 1.2.5 — 2021-12-07

Added new components.
Minor bugs were fixed.

### 1.2.4 — 2021-02-22

Minor bugs were fixed.

### 1.2 — 2021-02-20

Minor bugs were fixed.

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All apps by Ali Mert TUFEKCI: https://appshunter.io/developer/1483311309

## Related topics

[circuit simulator logic](https://appshunter.io/ios/topics/circuit-simulator-logic)

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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 2026-06-27.*
