Best System Designer alternatives: apps like System Designer

10+ similar apps compared and reviewed

3.8 avg rating
10 free apps
Updated November 2026

Looking for something like System Designer? We've analyzed 10+ similar apps to help you find the best alternative. Each app is compared by ratings, features, and real user reviews, so you can make the right choice.

KobCard

KobCard by KOB MARKETING

Gift Card Information Platform
4.1(377 ratings)
Free
KobCard screenshot 1
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KobCard is a comprehensive gift card information platform that offers real-time exchange rates, price calculations, and the latest news on gift cards. It serves as a one-stop destination for individuals looking to buy, sell, or stay informed about the world of gift cards.

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Top Alternatives to System Designer

Lekh: Diagram & Flowchart App#1

Lekh: Diagram & Flowchart App by LEKHAPP LLC

Whiteboard, Mind Map & Sketch
Editor's Choice
📊 Productivity
4.2(15 ratings)
FreeIn-App Purchases
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This app provides an infinite canvas for freehand drawing and creating various diagrams. It intelligently converts sketches into precise shapes and connections, supporting a wide range of diagram types for business, design, and planning.

MobiDB Database#2

MobiDB Database by Vitalii Kornei

Database app with cloud sync
Strong Contender
📊 Productivity
3.9(89 ratings)
FreeAdsIn-App Purchases
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This offline database application allows users to organize, manage, and search data with cloud synchronization. It supports data exchange with popular spreadsheet and database software, and offers a visual form designer for attractive data presentation. Ideal for both personal and team use, it facilitates collaboration and offline work.

More apps like System Designer

4
rubyi - run code, autocomplete
rubyi - run code, autocomplete
rubyi - run code, autocomplete
Good helper for Ruby Learn
Free

Learn, run, and share Ruby scripts with an iOS app offering code completion, syntax highlighting, and a built-in browser. Customize your coding environment and even run code on your Apple Watch.

AutocompleteAuto IndentCode coloring
📊 Productivity
(27)
free with in-app purchases
5
GitRepo easy Search App.simple
GitRepo easy Search App.simple
GitRepo easy Search App.simple
Search by programming language
Free
📊 Productivity
(0)
6
PureFlow
PureFlow
PureFlow
Flowcharts and Diagrams
Free

Create professional flowcharts and diagrams with ease. Its intuitive interface is optimized for diagram editing, allowing for the rapid creation of visually appealing charts.

Flowchart creationDiagram editingIntuitive interface
📊 Productivity
(162)
free
7
Iodine MySQL Lite
Iodine MySQL Lite
Iodine MySQL Lite
MySQL iOS client
Free

A powerful and user-friendly iOS client for managing MySQL databases. It offers comprehensive tools for table and data manipulation, SQL query execution, and secure access with iCloud sync and Touch ID protection.

MySQL database managementSSH tunnel supportFull table and data management
📊 Productivity
(1)
free
8
myTextViewer
myTextViewer
myTextViewer
Any File Viewer: Code/Log/Text
Free

Instantly open and view any text, code, or log file. This app offers professional syntax highlighting and line numbers, making it ideal for professionals who need to access and read various file formats on the go. It supports numerous common file types and provides customizable viewing themes.

Open any text, code, or log fileSyntax highlighting for common formatsLine numbers display
📊 Productivity
(158)
free
9
MindFlow - Struct Flow Diagram
MindFlow - Struct Flow Diagram
MindFlow - Struct Flow Diagram
simple struct and flow diagram
Free

Easily create structure and flow diagrams with a simple interface. Edit branches, change shapes and themes, and export your creations. Cloud backup and sync across devices are also supported.

Quick diagram buildingEasy branch editingCustomizable branch shapes
📊 Productivity
(33)
free with in-app purchases
10
CodeBrew - IDE for Java
CodeBrew - IDE for Java
CodeBrew - IDE for Java
Code like a Pro
Free

This mobile application provides a full Java Integrated Development Environment (IDE) for iOS devices. It features intelligent code completion, live issue highlighting, and includes the Java 21 JDK for offline use. Users can also explore game development with a custom graphics framework and learn from example projects.

Java 21 JDK includedOffline coding supportIntelligent code completion
📊 Productivity
(10)
free