Types of Software – Custom Software vs. Industry-Specific Software vs. Standard Software
This article is a term explanation of software types – including exam questions and tags.
In a Nutshell
- Custom Software: tailored for a single company
- Industry-Specific Software: standardized for a particular industry
- Standard Software: intended for the mass market
Compact Technical Description
The distinction of software types is made based on their scope of application. Custom Software is developed specifically for the needs of a particular company. It offers maximum customization but is expensive to develop and maintain. Industry-Specific Software addresses the requirements of a particular industry (e.g., construction, healthcare) and is often sold as a standard solution. It is cheaper and more quickly available but less flexible. Standard Software is intended for the mass market (e.g., office packages, browsers). The choice depends on budget, process complexity, and customization needs.
Exam-Relevant Key Points
- Custom Software = tailored, precisely adapted to customer needs
- Industry-Specific Software = standardized, but optimized for specific industries
- Standard Software = generally available, broad user base
- Differences in development costs, flexibility, and maintenance
- Decision criterion in specification document (IHK-relevant)
- Industry-Specific Software usually customizable with additional modules (practical relevance)
- Custom Software can precisely fulfill security-relevant requirements (security aspect)
- Industry-Specific Software more economical for standard processes (cost-effectiveness)
- All software types must be documented and maintained (documentation obligation)
Core Components
- Target audience (company vs. industry vs. mass market)
- Scope of functions
- Development effort
- Maintenance and support
- Customizability
- Cost structure
- License or ownership model
- Development duration
- Security requirements
- Documentation obligations
Practical Example
Custom Software:
A logistics company develops its own shipment tracking with customized API integration to customer systems.
Industry-Specific Software:
A dentist uses "Charly" – practice management software specifically for dental practices with appointment calendar, billing, X-ray image management.
Standard Software:
An office uses Microsoft Office 365 – generally available for any company and private users.
Advantages and Disadvantages
Custom Software
- Perfect fit for company processes
- Full control over functions and data
- High development and maintenance costs
- Long implementation times
Industry-Specific Software
- Quickly available, optimized for the industry
- Cheaper through reuse
- Limited customizability
- Dependence on the vendor
Standard Software
- Immediately available, low costs
- Large community, regular updates
- No industry specialization
- Limited customization options
Typical Exam Questions (with Brief Answers)
- What is Custom Software? A software solution developed specifically for a company.
- What characterizes Industry-Specific Software? It is standardized development for a particular industry.
- Main advantage of Custom Software? Maximum adaptation to individual business processes.
- When is Industry-Specific Software appropriate? When industry-specific requirements exist but no customization is needed.
- Disadvantages of Industry-Specific Software? Low flexibility for special requests and dependence on the manufacturer.
- Is Custom Software more secure? It can be more secure as it can specifically implement security requirements.
- Impact on maintenance costs? Custom Software usually has higher maintenance costs since no standard support structure exists.
- Documentation obligation for Custom Software? Very high – architecture, interfaces, and changes must be documented precisely.
Most Important Sources
- https://www.ihk-aka.de/ (Project work requirements)
- https://www.bundesarchiv.de/ (Software classification)
- https://www.wi-owl.de/ (Comparison of software types)