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SaaS, IaaS, PaaS, introduction to the cloud computing from Lamoosh's blog

Cloud computing is the future of every business model. Cloud service models generally provide access to computing services – storage, servers, databases, networking, analytics, and software. In today's world, it is one of the basic needs of every sustainable business. 

You can upgrade your business by adapting cloud service models SaaS, IaaS, and PaaS, which will assist in developing an efficient, advance, and reliable business model. By adopting cloud technology, one is capable of storing and accessing his data over the internet. 

In the past few years, cloud services have seen outstanding development around the globe. Cloud services generate 305.8 billion dollars around the world in 2018 and are expected to grow by 18.4% in 2021.

 Gartner forecasted that the worldwide public cloud service market would grow by 18.4% in 2021 with total revenue of 304.9 billion dollars. According to Gartner, revenue generated by cloud services in 2020 was 257.5 billion dollars. They predict that software as a service (SaaS) will become dominant over other cloud services by growing to 117.7 billion dollars in 2021 whereas, platform as a service (PaaS) is expected to grow by 26.6%. 


These reports imply a consistent selection of cloud services by organizations across the world to handle the company's operations. Application developed via cloud computing provides a broad, acceptable, and moderate approach to implement the cloud service model. With the increase in demand, several IT companies came forward to provide modern and reliable cloud services for both individuals and organizations.


The increase in completion leads to developing new technologies for customer assistance and delivering quality services to the users to scale their businesses. To enhance the efficiency of your business, this is the right time to integrate the cloud model with your business model.

What's next?


Benefits of cloud technology

You must be thinking! Why someone needs to integrate a cloud model with their business, and how could it optimize the overall efficiency of the business model. Some of the benefits of adopting a cloud model are as below.

  • Scalability
  • Flexibility
  • Mobility
  • Quality control
  • Cost-effective
  • Security
  • Sustainability 

Adopting cloud services is the road map to make your business more dynamic and efficient. Now the question arises, what type of business model should someone adopt for their business, and what are the requirements? Or you can get a free consultation from professional software developers here.

Difference between Saas, IaaS, and Paas

Three different types of cloud service models are developed to fulfil the needs of various businesses. These models include software as a service (SaaS), infrastructure as a service (IaaS), and platform as a service (PaaS). 

Before choosing any of these cloud models, one should have enough knowledge about these models so that you may select an appropriate cloud service model for your business. 

These three models and their benefits are discussed below.


Saas (software as a service) explanation. In this model, the visitor is allowed to use cloud-based applications over the internet. The service provider managed the overall data and you can use these services by a paid subscription. Often, it's allowed to use SaaS for free with some feature limits. 

This model is easy to integrate with your existing business infrastructure as it doesn't require any additional installation or downloading. Some examples of SaaS are Microsoft office 365, Dropbox, Amazon Web Services, Slack, etc. 

Benefits of SaaSBelow are the four major advantages of adopting a SaaS business model.

Cost-effective – It provides affordable computing services to its clients. By adopting SaaS the user will remove the cost of purchase, installation, and maintenance. 

Recurring revenue – The SaaS model provides stability in recurring revenue so that you can focus on growing your business.

Easy to Use – It provides ease to their customers and it also provides easy accessibility via desktop or mobile phone. 

Scalability – It helps in scaling your business and you don't need to pay for additional software or servers. 

  • Why should one choose SaaS?

Saas assists in developing effective communication, data sharing, and arranging meetings. It is an affordable solution for small-scale business owners who have a low start-up budget. 


Iaas (infrastructure as a service) is a virtual data center that provides computing services such as storage, servers, and networking. The organization willing to choose IaaS for computing resources does not need to install any hardware at its workplace. Some of the leading service providers of IaaS are AWS, Linode, Microsoft Azure, and GCE (Google compute engine). 

  • Benefits of Iaas

Affordability – It is a cost-effective solution for organizations. Installing an IaaS computing model eliminates the cost of hardware installation at the workplace.

Scalability – You can scale your business according to your requirements by using the IaaS cloud computing model.

Easy deployment – It provides easy deployment of the server, storage, and networking for your business. More ideas on you can catch on Forbes pages.

  • Why should one choose IaaS?

This model provides cost-effective and reliable solutions for IT hardware infrastructure. By using IaaS, you can manage or customize your business model according to your requirements. The user can experience state-of-the-art computing resources without investing in hardware infrastructure. The only drawback of choosing the IaaS cloud model is that its services are expensive than SaaS and PaaS models.


PaaS, which is also known as a platform as a service, is a complete cloud-based platform that is generally used by several enterprises to test, develop, or maintain their various applications. It eliminates the task of new software development for a company which eventually results in saving time and money. 

Services provided by the platform – servers, storage, and networking can be maintained by the company itself or by the service provider. You can select your subscription plan according to your business requirements. Some of the main examples of PaaS are Windows Azure, OpenShift, and Google App Engine. 

  • Benefits of PaaS

Minimum Development period – PaaS will reduce the development period of the organization as all of the resources are provided by the service provider which includes servers and other side components. PaaS allows "one-click" functionality to its users. 

Infrastructure Management – Paas cloud platform allows infrastructure configuration, track health, and accessibility, security, and performance monitoring, cost analysis. It also offers services for system maintenance and up-gradation. 

Networking – This feature allows several team members from different places to collaborate with each other. It provides ease in expanding and managing your business around the world. 

  • Why should one choose PaaS?

One should prefer PaaS to manage their various team members through a single platform. You can manage your employees, suppliers, and service providers from PaaS. You can develop a precise application for your business and it will reduce the application development cost and downtime. The only drawback of using Paas is that you have limited control over data processing due to its complete digital technology. 

What is DaaS?

Daas (desktop as a service) is also a virtual cloud platform and it is related to the server deployment performed in IaaS. DaaS allows its users to access their real-time data from any part of the world. As mentioned above, according to Gartner the revenue generated via DaaS is expected to increase by 2.54 billion dollars in 2022. 

Due to its virtual existence, the company data can be accessed from where in the world which provides easy accessibility, mobility, and flexibility for the users. This platform is extensively used by small business owners. The only drawback of DaaS is due to its virtual availability, you can't avoid server downtime.

  • Advantages of choosing DaaS

Security – DaaS ensures the overall security of the user data which leads to customer satisfaction.

Accessibility – Due to its virtual existence, DaaS users can access their resources from anywhere in the world. It provides flexibility in an organization by providing easy access to virtual applications and remote desktops. 

Affordable – DaaS platform is an affordable and cost-effective choice for small business managers. They can buy a customized subscription plan according to their business requirements. 

Which Cloud model is suitable for your business – SaaS, IaaS, PaaS!

In this modern era, everyone is switching towards digitalization by integrating virtual cloud technologies into their businesses. As we have analyzed above the cloud platforms are going to be the basic need of every business in the future. It's the right time to switch your conventional business model towards a virtual cloud business model by adopting any of the above-mentioned cloud service technology. It develops flexibility, mobility, and data security in your business.

In this article, every cloud model is discussed in detail and you can choose any one of the above-mentioned models according to your business requirements. The benefits and drawbacks of SaaS, IaaS, PaaS, and DaaS are also discussed to provide a clear image of every cloud model. 

If you want E-mail, CRM, or productivity tools then SaaS will be suitable for your business and if you need a complete virtual computing platform with resources, then your choice should be IaaS. PaaS is suitable for organizations that desired to develop and test their business applications or software.

Collect all this information, and work out your own way utilizing the most profitable cloud model, which suits your needs.

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