# Amazon EC2 Auto Scaling Reviews
**Vendor:** Amazon Web Services (AWS)  
**Category:** [Auto Scaling Software](https://www.g2.com/categories/auto-scaling)  
**Average Rating:** 4.6/5.0  
**Total Reviews:** 30
## About Amazon EC2 Auto Scaling
Amazon EC2 Auto Scaling is a service that helps maintain application availability by automatically adjusting Amazon EC2 instance capacity to meet changing demand. It enables users to define scaling policies that dynamically add or remove instances based on real-time metrics or predictable schedules, ensuring optimal performance and cost efficiency. Key Features and Functionality: - Automatic Scaling: Seamlessly launches new EC2 instances when demand increases and terminates unneeded instances when demand decreases, optimizing resource utilization. - Dynamic and Predictive Scaling: Adjusts capacity based on Amazon CloudWatch metrics or predefined schedules, allowing for proactive scaling in anticipation of traffic changes. - Health Monitoring and Replacement: Continuously monitors instance health and automatically replaces impaired instances to maintain desired capacity and application availability. - Multi-AZ Deployment: Distributes instances across multiple Availability Zones to enhance fault tolerance and resilience against localized failures. - Support for Multiple Instance Types and Purchase Options: Allows provisioning of various instance types and purchase options, including On-Demand and Spot Instances, to optimize performance and cost. - Integration with Load Balancing: Works with Elastic Load Balancing to distribute incoming traffic evenly across healthy instances, ensuring consistent application performance. Primary Value and Problem Solved: Amazon EC2 Auto Scaling addresses the challenge of fluctuating application demand by automatically adjusting compute capacity, ensuring applications remain responsive and cost-effective. By automating the scaling process, it reduces the need for manual intervention, minimizes the risk of over-provisioning or under-provisioning resources, and enhances overall application reliability and performance.



## Amazon EC2 Auto Scaling Pros & Cons
**What users dislike:**

- Users struggle with the **complex configuration** of EC2 Auto Scaling, facing challenges in achieving optimal setups efficiently. (1 reviews)
- Users feel that the **complexity** of optimizing EC2 Auto Scaling can be challenging for newcomers to AWS. (1 reviews)
- Users face a **steep learning curve** with EC2 Auto Scaling, making optimal configuration complex for newcomers to AWS. (1 reviews)


## Amazon EC2 Auto Scaling Discussions
  - [What are the two main components of AWS Auto Scaling?](https://www.g2.com/discussions/what-are-the-two-main-components-of-aws-auto-scaling)
  - [What are the benefits of Amazon EC2 Auto Scaling?](https://www.g2.com/discussions/what-are-the-benefits-of-amazon-ec2-auto-scaling)
  - [What are the three components of EC2 Auto Scaling?](https://www.g2.com/discussions/what-are-the-three-components-of-ec2-auto-scaling)
  - [What are the characteristics of Amazon EC2 Auto Scaling?](https://www.g2.com/discussions/what-are-the-characteristics-of-amazon-ec2-auto-scaling)

- [View Amazon EC2 Auto Scaling pricing details and edition comparison](https://www.g2.com/products/amazon-ec2-auto-scaling/reviews?page=3&section=pricing&secure%5Bexpires_at%5D=2026-05-26+07%3A15%3A51+-0500&secure%5Bsession_id%5D=4c526182-502d-4a36-8f47-f34d3aa0c791&secure%5Btoken%5D=46a011f3a64624e9283d07f9a77152bc417fe3f0e9437f816577d5b92701e0c5&format=llm_user)
## Amazon EC2 Auto Scaling Integrations
  - [Amazon EC2](https://www.g2.com/products/amazon-ec2/reviews)
  - [AWS Lambda](https://www.g2.com/products/aws-lambda/reviews)

## Amazon EC2 Auto Scaling Features
**Automated resource scaling**
- Automatic resource discovery
- Smart scaling

**Scaling strategies**
- Pre-defined optimization strategies
- Predictive scaling

**Visualization**
- Unified scaling
- Dashboard

## Top Amazon EC2 Auto Scaling Alternatives
  - [Google Compute Engine](https://www.g2.com/products/google-compute-engine/reviews) - 4.5/5.0 (875 reviews)
  - [Cast AI](https://www.g2.com/products/cast-ai/reviews) - 4.6/5.0 (189 reviews)
  - [ScaleOps](https://www.g2.com/products/scaleops-cloud-native-optimization-scaleops/reviews) - 4.6/5.0 (95 reviews)